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Shure DFR22 Software User Guide (English)

1. 1 Connect the Computer to the DFR22 Audio Processor Com Port Connect your computer s COM port to the RS 232 port on the front or rear panel select a com port of the DFR22 Launch the Software Application Select the COM Port a Select Devices gt Select COM Port from the main menu b The COM Port dialog opens as pictured in Figure 2 1 c Choose the COM port to which the RS 232 cable is connected and click OK FIGURE 2 1 COM Port Dialog 2003 Shure Incorporated DFR22 Software Guide 12 Configure External Control 4 Click the Live Mode button on the Control Bar 5 Name the Device a O o Q Hame Device Select Devices gt Name Device from the main menu Device 15 The Name Device dialog appears as pictured in Figure 2 2 A a DFR Sanctuary Enter a device name up to fifteen characters long and click Name The device name appears on the title bar of the main window when you are Cancel Help in Live Mode and is listed in the Devices menu FIGURE 2 2 Name Device Dialog Configure External Control If there are external devices connected to the control pins you need to configure the DFR22 to recognize the external controllers This configuration is stored at the device level and should be established before you create any presets If you are not connected to the device you can create a configuration and save it on the computer to b
2. 6 Transfer Curve Meter Selectors Stereo Processors Only These buttons allow you to select the channel or channels for which you would like to view transfer curve metering Each button appears lighted in green when the meter is active for that channel 7 Transfer Curve Meter When you are in Live Mode this meter depicts the signal s input level and relative output level so you can monitor the processor s effect on the current program material This feature can be toggled off and on by selecting the Options gt Transfer Curve Meter menu option Its default status is on Note You may experience reduced software performance if you have a large number of meters active overall in the DFR22 software You can selectively turn off either the transfer curve meter or the gain reduction meter or both from the Options menu 2003 Shure Incorporated DFR22 Software Guide 51 Compressor Limiter Threshold Exceeded Indicator B Signal level has exceeded the threshold This indicator appears lighted in yellow when the input signal to the processor block exceeds the w Signal level has not reached the threshold specified threshold Threshold THResHuLp This indicates the gain level the signal must reach before the processor begins compressing it HE dB You can change the value by clicking on the spin buttons typing in a specific value or using the threshold slider above the transfer curve graph The available range of valu
3. Processor Toolbox 1 Point and click on a processor block in the Processor Toolbox 2 Hold the mouse button down and drag the block to the signal diagram 3 Release the mouse button to place the block at the current cursor location OR 1 Point and click on a processor block in the Processor Toolbox 2 Click on the appropriate empty slot in the signal flow diagram Tip If you change your mind after you have clicked on a processor block in the Processor Toolbox win dow you can use the Esc key to cancel this operation before you place the processor in the signal flow diagram Using a Menu Command You can add processors to the signal flow diagram without opening the Processor Toolbox by using either the main menu or the right click contextual menu as described below To add a processor block using the menu 1 Click to select an empty slot 2 Use the right click contextual menu to select a processor OR Use the Processor gt Add option on the main menu bar Another advantage to using a menu command to place your processor blocks is that you can place the same type of processor in multiple slots with a single menu command 2003 Shure Incorporated DFR22 Software Guide 21 Processor Configuration To add multiple processor blocks at once 1 Ctrl Click to select multiple empty slots 2 Use the right click contextual menu to select a processor OR Use the Processor gt
4. e Select Processor gt Bypass Selected from the main menu FIGURE 3 6 B d e Select Bypass Selected from the right click contextual menu Processor Block Managing DSP Resources Although the DFR22 has sufficient processing power for many applications it is possible to populate the signal flow diagram with more processor blocks than the device s DSP digital signal processing resources can handle This section explains in general terms how the Audio Processor manages the signal processing requirements of a configuration and gives you some hints on how to get the most out of the DSP resources Resource Allocation By placing a processor block on a channel strip you are allocating the DSP resources necessary for it to run at its maximum capacity This is why so many varieties of the same type of processor blocks are provided so that you can select only the amount of processing you actually need for a given module When you are designing a simple configuration it is not critical to pay attention to how much DSP is being utilized However the more complicated the configuration the more important it is to select processor blocks that use the minimal process ing resources necessary to get the job done 2003 Shure Incorporated DFR22 Software Guide 25 Processor Configuration For example when you place a ten band parametric EQ on a channel strip you will instantly allocate the pro cessing power required by all ten filters
5. Select Devices Dialog 2003 Shure Incorporated DFR22 Software Guide 29 Device Presets Rename a Preset After you have stored a preset in the device you can change its name and description in Live Mode You can also change the name of a preset stored to PC in Design Mode To rename a preset stored to the device Preset Information Name Theater 1 1 Click on the Live Mode button on the control bar 2 Select the preset you wish to rename from the pull down menu in the informa tion box on the control bar Description a The main window will enter preview mode for the selected preset 3 4 Click the Load button on the control bar to make it the live preset Cancel 5 Click once anywhere in the information box ia fie ie FIGURE 4 3 Preset Information 6 The Preset Information dialog will appear as pictured to the right in Dialog Figure 4 3 7 Type in the new name and or description 8 Click OK To rename a preset stored to PC Go to Design Mode Open the preset file Click once anywhere in the information box The Preset Information dialog will appear as above Type in the new name and or description Click OK Resave the preset to PC oe oe PS oe YS Delete a Preset The current live preset will not be available for deletion If you need to delete this preset you must first select a Select Preset to delete different live preset Preset Nam
6. Selecting Select a fader by positioning the mouse cursor over the fader knob and clicking on it with the left mouse button or by clicking in the value box located below the fader strip The fader knob will highlight to indicate that it has been selected If the window contains multiple faders you can move between them from left to right using the Tab key and move backward from right to left using Shift Tab Fader knob deselected Fader knob in selection Adjusting the Level To adjust the level with the mouse Fader Strip e Click and hold on the fader knob to drag it up and down Fader Knob e Click on the fader strip at the level that you wish to set Value Box e Right click on the fader knob to set the level to 0 dB Spin Buttons To adjust the level with a single keystroke 1 Select the fader you want to adjust 2 Use any of the following keys to adjust the value Increase 0 5 dB FIGURE 5 1 Standard Controls Decrease 0 5 dB Page Up Increase 3 dB Decrease 3 dB Sets value to 0 dB Value Box The value box allows you to specify the level within a tenth of a decibel All faders have a value box associated with them In most processor windows each fader has a value box located directly below it The two excep tions are the GEQ10 and GEQ30 windows which have only one gain value box for the entire set of faders In this instance first select the knob you with to adjust then enter a value in the box 200
7. 42 SF 6 4 12 jo sia 2000 2003 Shue Incorporated y Not Linked FIGURE 7 17 DOWN EXP Window Function Use these processors to reduce or eliminate unwanted background noise The gate mutes the input signal once it falls below the specified threshold The downward expander gradually reduces the gain once the input signal falls below a the specified threshold providing more subtle gain reduction than the gate The gate is ideal when you need to eliminate low level noise that otherwise would distract from the program material Select the downward expander to somewhat reduce background noise in situations where gating the signal completely off would disrupt the program Parameter Window Features This section explains the features and parameter controls of the downward expander and gate using the DOWN EXP as the example as pictured above in Figure 7 17 These two processors are very similar in operation Any dif ferences between their features and functionality are noted where applicable 2003 Shure Incorporated DFR22 Software Guide 76 Gate Downward Expander 1 Transfer Curve Graph The transfer curve graph displays the threshold level and compression ratio settings as graphical elements that you can position with the mouse The resulting transfer curve represents the change in the signal output level 2 Threshold Slider The position of the threshold slider corresponds to the setting in the threshold contr
8. DFR Parameter Window Features This section explains the features and parameter controls of the digital feedback reducer using the DFR10 as the example as pictured above in Figure 7 10 The features of the other DFRs are identical aside from the number of notch filters available and stereo functionality 1 Response Graph This curve is a graphical representation of the combined results of the processor s active notch filters high lighted in yellow Note The curve does not reflect the accumulated effect of multiple processor blocks in the signal path To view a combined curve select View gt Combined Response Curve from the main menu For more information refer to the Combined Response Graph section on page 38 2 Currently Selected Filter This line appears in the response graph at the frequency of the currently selected filter which is indicated between the two red arrows in the row of feedback filters Frequency cr This indicates the frequency of the selected filter You can change the value by clicking on FREQ khz c the spin buttons using keyboard controls or by entering a specific value The frequency range is from 25Hz to 20kHz with ouT as the default setting Depth DEP lle This indicates the gain reduction of the selected filter The range of available gain values is between Odb and 18dB in 0 5dB increments with a default setting of OdB Type Tee ucne k This indicates
9. No devices detected The DFR22 software has found a device other than a DFR22 in the selected COM port This may be a modem or other serial device such as a DFR11EQ Selecting a different COM port to which the P4800 unit is con nected will resolve this problem DFR22 preset indicator displays the letter E followed by a number e Acorrupted preset exists in the device memory which must be deleted If the problem persists after you follow the instructions below contact Shure s Applications Group To delete corrupted presets 1 Open the DFR22 software and in Design Mode select File gt Delete Preset 2 Delete any presets that show up as corrupted If the live preset proves to be the offending preset click Cancel 3 Select File gt New gt Blank to generate a blank preset then select File gt Store Preset and overwrite the corrupted Live preset with the blank preset e The firmware update process has been interrupted which can be corrected by following the instructions below If the problem persists contact Shure s Applications Group 2003 Shure Incorporated DFR22 Software Guide 112 To complete the firmware update 1 Cycle power to the device 2 From the File menu select Firmware Upgrade 3 When the software prompts you to update the code click Continue e Asa last resort perform a hard reset This deletes all presets and settings from the device and returns it to its default state To
10. e Itis assigned to a link group 2003 Shure Incorporated DFR22 Software Guide 20 Processor Configuration Adding Modular Processors Each channel strip has a row of empty slots that can contain any of the modular processor blocks Except for the crossover subwoofer splitter and ducker there are no restrictions on where processors can be placed on the sig nal flow diagram or how many times you can use a given processor on the same channel strip Empty slots between processors do not affect the signal flow so blocks do not have to be adjacent on the channel strips When processor blocks are first added to the signal flow diagram they contain factory default settings You can individually change each processor s settings by opening its parameter window The blocks will retain their settings even when copied or moved to a different slot Processor blocks can be added to the signal flow diagram either by using the Processor Toolbox or by menu command Each method is described below Using the Processor Toolbox You can use the mouse to grab a processor block from the Processor Toolbox The mouse cursor will change to alert you that your next mouse action will place the block in the signal flow diagram The cursor s appearance depends on its location as illustrated in the following table Location where processor can be placed Inappropriate location for that processor To add a processor block from the
11. page 33 Filter Q Type Type COMBINING This indicates the type of filter Q that is set for all the frequency bands Use the drop down list to change the value The default value is COMBINING Averages the slope between the frequency bands creating an overall smooth equalization curve COMBINING Isolates the result of each frequency band control providing NON COMBINING l j more independent gain adjustment Bypass Click to pass signal through without altering it When bypass is active the button appears lighted in red The default setting is Bypass inactive inactive Flat Click this button to set the gain of all frequency bands to zero Snapshot aHapanor This feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of EZ the snapshot feature see the Snapshots section on page 35 2003 Shure Incorporated DFR22 Software Guide 80 Graphic Equalizer Importing ASCII Files ASCII FILE This feature allows you to import frequency data from SIA Smaart and Gold Line TEF into the l response graph Once in the graph you can use the graphical data for reference as you shape the response curve of the processor See page 36 for instructions on how to use ASCII import Lin
12. Add option on the main menu bar 3 The processor will populate all the slots that you selected Stereo Processors Stereo processors are placed in the signal flow diagram in much the same way as the other modular processor blocks However each of the stereo channels appears as a separate block Double clicking on either block will open the parameter window for both channels Each of the following processors operate as a stereo pair To add a stereo processor block from the Processor Toolbox 1 Click on a stereo processor block in the Processor Toolbox When you select a stereo processor from the Processor Toolbox the cursor will appear somewhat differ ently than it does for other processors as pictured in the following table Location where the first channel of the stereo processor can be placed Location where the second channel of the stereo processor can be placed 2 Add the first channel of the stereo pair using one of the following methods a Click and hold the left mouse button to drag a processor block from the Processor Toolbox to the sig nal flow diagram b Release the mouse button to place the first processor channel at the current cursor location OR a Click once on a processor block in the Processor Toolbox b Click again on the appropriate empty slot in the signal flow diagram 3 The cursor changes to indicate you must place the second channel of the processor 4 C
13. Reducer DFR16 16 Band Digital Feedback Reducer ST DFR5 ST DER10 Same as above for use on two channels that are a stereo pair ST DFR16 DFR 10 in Untitled Out 1 1 UnLocked File Edit Options Window Help SELECT FEEDBACK FILTERS FREQ ka kHz DYNAMIC TER M TEE BYPASS eyes F pepTH 0 ap 95950000000 Ea FRONT PANEL ae ese l ROTO CLERR Row A m TYPE HIGH FIXED 25 M5 40 50 63 D 100 125 160 200 250 315 400 SO BS S00 LOk LSE LORS OK SSK ISK a Sk Bk Sk Tk 12 5k 16k 20k SNAPSHOT 2000 2003 Shure Ine Not Linked FIGURE 7 10 DFR10 Window Function Use the DFR as the initial processor on any input channel that receives signal from a live microphone where feed back is problematic When the DFR detects feedback it inserts a shallow narrow filter into the audio path to reduce gain at the feedback frequency This filter is called a notch filter due to the narrow section of the frequency spectrum it affects You can specify the width at which new filters deploy with the filter Q setting which is accessed from the DFR processor s Options menu For more information on filter notch width refer to the High Q Filters and Low Q Filters section on page 70 The stereo DFR deploys a notch filter to both channels at the same frequency and depth when feedback is detected on either channel In this way it preserves the stereo image 2003 Shure Incorporated DFR22 Software Guide 66 Digital Feedback Reducer
14. Shure Incorporated FIGURE 6 1 Input Gain Window 1 Scaling Options Use these buttons to scale each input channel to match the output level of the equipment in line before the Audio Processor Click to toggle between 10dBV or 4dBu levels The default setting is 4dBu 2 Signal Polarity Click this button to invert the polarity of the signal entering the input channel strip The default setting is normal polarity Normal polarity 2003 Shure Incorporated DFR22 Software Guide 40 Input Gain 3 Gain Controls Use these controls to adjust the signal level of each input channel First select the fader knob then adjust the level with the mouse arrow keys or specify a level in the value box For complete instructions on their opera tion see the Faders section on page 33 The adjustment range is from 10dB to infinity dB and the default setting is OdB or unity gain Note The input gain controls adjust the level of the signal after it has already been digitally converted within the Audio Processor Signal levels exceeding the input threshold of the Audio Processor must be adjusted externally 4 Channel Mute Click this button to mute the channel When mute is active the button appears lighted in red The default set ting is inactive Mute activated MUTE Mute inactive 5 Channel Label Use this text box to customize the input channel strip label in the signal flow diagram The default set
15. and Low Q Filters The DFR offers two width options for notch filters as pictured below in Figure 7 13 By default filters in the DFR are deployed as HIGH Q filters As a high Q filter gets deeper its Q increases up to 101 1 70 of an octave You can also set filters to deploy at LOW qa Low Q filters affect a slightly wider High Q range of frequencies by maintaining a Q of 14 42 1 10 of an octave as they D TEE deepen ES ee A l ae l INVA e To change the setting for an existing filter click to select the filter and use TT oT NW the TYPE drop down menu PE y y e Use the Options menu to select the high or low Q setting for all new en ee dynamic filters as they are deployed SS SS E a Low Q FIGURE 7 13 Notch Width Options 2003 Shure Incorporated DFR22 Software Guide 70 Digital Feedback Reducer DFR Adding Modifying and Removing Filters To manually deploy or modify a fixed filter notch 1 Click to select an active fixed filter highlighted in yellow or to activate a new filter select the filter to the imme diate right of the last active filter 2 Adjust the frequency depth and type as necessary 3 You will see the changes reflected in the response graph Note You can only select an active filter or the next adjacent inactive filter from left to right To remove all active notch filters Click the CLEAR button The Clear dialog appears as in Figure 7 14 Select Clear Al
16. as an example The GEQ30 is identical except for the number of bands and overall frequency range 2003 Shure Incorporated DFR22 Software Guide 79 Graphic Equalizer 1 Frequency Band Faders You can set the frequency band faders by dragging the knob up or down with the mouse or by clicking on the scale at the level that you would like to set You can cut or boost any band between 18dB and 12dB in 0 5dB increments For more information on setting faders see the Faders section on page 33 2 Response Graph This curve is a graphical representation of the results of your frequency band settings as well as the type of fil ter Q you have selected Note The curve does not reflect the cumulative affect of multiple processor blocks in the signal path To view a combined curve select View gt Combined Response Curve from the main menu For more information refer to the Combined Response Graph section on page 38 Frequency TENE This indicates the current frequency band that you are adjusting You can select a different Jii Hz frequency band by clicking on the spin buttons The default selection is the lowest fre quency band Gain ET 7 This indicates the current gain setting of the selected frequency band The range of avail GAIN able gain values is between 18dB and 12dB in 0 5dB increments with a default setting of OdB You can change the value using the conventions explained in the Faders section on
17. box oO Select an encoding type from the Encoding Type pull down menu O The preset control pins block appears Q If you are using priority or binary encoding enter the appropriate preset numbers under the preset control block 5 Configure any remaining pins for external controllers by making a selection from the drop down menu on the right hand side of each connection block 6 Select the Configuration gt Store to Device menu option 7 Ifthe Select Devices dialog appears select the device and click OK 8 The pin configuration is stored to the device Saving a Control Pin Configuration to PC Follow steps 1 5 above Select the Configuration gt Save to PC menu option The Save Config As dialog opens Navigate to the appropriate directory enter a file name and click OK Gl es NS The configuration is stored to the computer as a file with a d22pin extension Editing a Control Pin Configuration in the Device Go to Design Mode select Devices gt Control Pin Configuration from the main menu The Control Pins window opens Select the Configuration gt Recall From Device menu option If the Select Devices dialog appears select the device and click OK The Control Pins window is populated with the current pin configuration Make the necessary changes Select the Configuration gt Store To Device menu option SO 100 a 207 OY a eS If the Select De
18. dB by which the control Music raises or lowers the gain When a gain control is pressed it immedi D l Aa ately raises or lowers the gain by the amount specified If a gain control 5 gerne arenes is pressed and held it immediately raises or lowers the gain by the Gain Down Gain Down amount specified Then after a delay of 1000 ms it will continue to O Music Music increment or decrement the gain every 120 ms that the control is held EI Ferie E Pett O Restaurant O Restaurant If you do not specify a gain maximum and increment for a gain up con O Waiting Area C Waiting Area trol it will use the default values of 10 dB maximum in 2 dB steps If e ae you do not specify a gain minimum and increment for a gain down con O paging C Paging trol it will use its default values of dB minimum in 2 dB steps O Restaurant O Restaurant O Waiting Area O waiting Area To set the gain limits for a momentary switch 1 Click to select an input or output channel for gain up control FIGURE 8 11 Momentary Switch 2 Click the Gain Up Limit button OTAS e a ener 3 The Set Gain Maximum dialog opens 4 Enter the upper gain limit maximum 10dB 5 Enter the increment that the gain will increase each time the switch is pressed maximum 10dB 6 Click OK 7 Click to select an input or output channel for gain down control 8 Click the Gain Down Limit button 9 The Set Gain Minimum dialog opens 10 Enter the lower gain limit
19. delay processors using the DLY150 as the example as pictured above in Figure 7 9 The features of the other delays are identical aside from the maximum delay time available Units Use this control to specify whether parameters should be in English or Metric units English C Metri AS The default setting is Metric 2003 Shure Incorporated DFR22 Software Guide 64 Delay Time Use this control to specify the delay in milliseconds The range of values is between 21 333 Uai mS Oms and the maximum delay time of the processor block in this case 150ms The default value is Oms Distance Use this control to specify the delay by distance The range of values varies Distance 3400 lin 5 depending on the maximum delay time but the default is always zero Select the appropriate unit of measure with the radio buttons to the right of the control When English units are selected you can choose between inches or feet When Metric units are selected dis tance is indicated in meters Air Temperature Use this control when you are setting the delay by distance since the speed of i ii E F sound is affected by air temperature The range of values is from 13 F to 122 F or 25 C to 50 C When English units are selected air temperature is indicated in Fahrenheit When Metric units are selected air temperature is indicated in Celsius The default value is 69 Fahrenheit or 20 Celsius Bypass Click to pas
20. each text box and typing in a number from one to sixteen If a user inad vertently presses a combination of switches when making a selection the device will switch to the preset in the Highest Priority position Binary Encoding This setting selects presets using a binary setting at the control inputs as displayed beneath the preset control block It allows you to switch between up to 16 presets Use latching switches for this type of encoding The binary code corresponds to the logic state at the control pin inputs e Logic 0 pin lifted e Logic 1 pin grounded f ues is one to 16 with a default value of one Enter a value in this box before selecting an Use this control to specify how the presets will be selected from the control pins The avail able settings depend on the number of presets you have specified in the Presets field Lowest Priority Highest Priority FIGURE 8 6 Preset Control Block for Priority Encoding Preset a Control 3 E Biti BitO Preset 0 0 ej gt f EE EE FIGURE 8 7 Preset Control Block for Binary Encoding 0 1 1 0 1 1 2003 Shure Incorporated DFR22 Software Guide 92 Pin Configuration There is a text box for each binary setting at the control pins The default values begin at preset one for binary setting O and increment up to preset sixteen for Binary jr Encod binary setting 1111 You can change the preset that is selected by each logic combina
21. feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of E the snapshot feature see the Snapshots section on page 35 Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 A n Processor Linked pe Not Linked Processor Not Linked 2003 Shure Incorporated DFR22 Software Guide 49 Compressor Limiter Compressor Limiter Compressors and limiters reduce the output level of the signal relative to the input level once the input level exceeds a cer tain threshold The Audio Processor provides the following types of compressors and limiters ST COMP Sft ST COMP Same as above for use on two ST LIM channels that are a stereo pair Sft ST LIM PEAK LIM Peak Stop look ahead Limiter Sit St Comp in Automixer 2 U Locked File Edit Options Window Help 2448 42 96 3 1 49 6012 AD BO THRESHOLD EXCEEDED THRESHOLD l 4B RATIO SOFT SNAPSHOT DYNAMICS F 2000 2003 Shure Incorporated F
22. feature is available in any processor parameter window that has a response curve or transfer curve graph It allows you to capture an image of the current curve then display it for reference purposes as you revise the processor settings The processor remembers this snapshot until you take a new one in the same processor window or quit the application The following response curve examples are taken from the parameter window of a five band parametric EQ with cut and shelf filters PEQ5 CS To use the snapshot feature 2 SNAPSHOT 1 Click the TAKE button as shown in Figure 5 2 This cap tures the current response or transfer curve 2 Click the SHOW button This displays the snapshot behind the current curve The button appears lighted in Pe green when the snapshot is displayed FIGURE 5 2 Taking a Snapshot 3 Change the processor settings As you reshape the curve you will be able to compare 24 it to the snapshot of the previous curve show snarsnor ing in the background as illustrated in s Figure 5 3 j SS 4 Click the SHOW button again to toggle the D snapshot off and on as pictured on the rightin Figure 5 4 When you show the snapshot before you have changed any processor settings it will SNAPSHOT be hidden behind the current curve The snapshot will show up as soon as you reshape the curve with different settings FIGURE 5 4 Hiding the Snapshot 2003 Shure Incorpo
23. from the list of available devices and click Connect 7 The backup is sent to the device Produc FIGURE 4 6 Save Backup As Dialog 2003 Shure Incorporated DFR22 Software Guide 31 The Devices Menu The Devices Menu Shure Link Application List This lists all the Shure Link software installed on your computer To switch to another application simply select it from the menu and the application will launch in Design Mode Global Preset Mode When Global Preset Mode is enabled on each Shure Link device on the network a preset change on one device will change presets on all of them A check mark appears next to this menu command when it is active for the DFR22 Control Pin Configuration Select this menu option to configure the control pins for device control with external hardware It opens the Control Pins window which is explained in detail in the chapter beginning on page 87 Select COM port Select this menu option to specify the COM port to which the DFR22 or Shure Link network is connected It opens the COM Port dialog which lists all the COM ports on your computer Com Port Select a COM port To select the COM port 1 Select Devices gt Select COM Port from the main menu 2 The COM Port dialog opens as pictured in Figure 4 7 3 Choose the COM port to which the RS 232 cable is connected and click OK Name Device This menu option enables you to specify a uniqu
24. link mix blocks you are linking all of the con trols for each mix block except for the input selector For a complete explanation of linking and link groups see the Linking section on page 24 P o Processor Linked Ei Not Linked Processor Not Linked 2003 Shure Incorporated DFR22 Software Guide 43 Output Gain Output Gain The Output Gain window contains individual controls for both output channels Double click on the gain block at the right end of either output channel strip to open this window as pictured below in Figure 6 4 Output Gain Unlocked Seles File Edit Windows Help OUTPUT OUTPUT pea p p pm Balcony B Mot Linked Mot Linked 2000 2003 Shure Incorporated FIGURE 6 4 Output Gain Window 1 Scaling Options Use these buttons to scale each output channel to match the output level of the equipment in line after the Audio Processor Click to toggle between 10dBV or 4dBu levels The default setting is 4dBu 2 Signal Polarity Click this button to invert the polarity of the signal exiting the output channel strip The default setting is normal polarity Normal polarity 2003 Shure Incorporated DFR22 Software Guide 44 Output Gain 3 Gain Controls Use these controls to adjust the signal level of each output channel First select the fader knob then adjust the level with the mouse arrow keys or specify a level in the value box For complete
25. make up the gain structure of the device as explained in the Gain Structure section on page 17 They also contain the slots in which you place the processor blocks which you can drag and drop from the Processor Toolbox see page 11 INPUTS GAIN Mntitled In 1 OUTPUTS __ 8 Untitled Cut 1 FIGURE 1 4 Input and Output Channel Strips Input Gain Block This is the initial stage of the Audio 6 Input Selectors Click on these numbered input selec Processor s gain structure Double clicking this block tors at the mix point of each output strip to instantly route opens the Input Gain window which provides you with the signal from the corresponding input channel mix point 10dBV 4dBu scaling options channel mute polarity con 7 Mix Block This is the intermediate stage of the Audio trol and a 10 infinity dB fader for each input channel Processor s gain structure Double clicking this block This is also where you name your input channels opens the Matrix Mixer window where you can route sig Input Channel Label This displays the channel label nal from either input channel strip to either or both output that you specify in the Input Gain window channel strips and adjust levels with fader controls This Processor Slot These slots are containers for the mod window has a separate tab for each output channel strip ular processor blocks You can populate them with proces that displays gain po
26. menu For more information refer to the Combined Response Graph section on page 38 4 Pass Bands Each band has a corner handle on either side that you can drag left and right to independently adjust the upper and lower corner frequencies There is also a gain handle in the center of each band that you can drag up and down to adjust the output level of the pass band When you select a handle it fills with a colored ball to indicate that it is the active control The upper and lower filter slopes are set with the pass band controls in the lower section of the window 5 Gain Handle Drag this handle up or down to set the gain of the pass band The position of this handle corresponds to the setting in the GAIN control 6 Crossover Handle This handle indicates the frequency of the crossover point between two pass bands You can drag it left and right to simultaneously adjust the corner frequencies of the intersecting filter slopes When you select a cross over handle it turns green to indicate that it is the active control and the corresponding corner handles fill to indicate they are selected The corner handles maintain their positions relative to each other as you slide the crossover handle 7 Corner Handles Drag these handles left or right to set the corner frequencies of the pass band The position of these handles correspond to the settings in the LOW CORNER FREQ and UPPER CORNER FREQ controls 2003 Shure Incorpora
27. more than one then click OK Refer to displayed scene or preset page 104 for a sample of this report Input Gain FEQ with CS in Autome Speech 2 UnLocke Soft Compressor in Automis 5peech 3 UnLo Individual Processor Blocks PEG with CS in Music Mis 3 UnbLocked AGC in Music Mix 4 Unlocked Matra Miner Parametric EQ in Main H UnLocked Limiter in Main 5 Unlocked Delay 500m Mas in Main E Unblocked cancel FIGURE 10 5 Individual Processor Blocks Dialog 2003 Shure Incorporated DFR22 Software Guide 103 Report Samples Report Samples DEVICE INFORMATION Installation Information Location 4325 W Division Chicago Client Sacred Heart School Designer Bob Reiling Installer RC Communications System Description Main Gymnasium Audio Processor Hardware Information ShureLink Device ID 15 Device Name Gymnasium Control Input Configuration Pin 1 Encoding Type Priority Mapped to preset 1 Pin 2 Encoding Type Priority Mapped to preset 2 Pin 3 Switch Pin 4 Potentiometer Preset Information Total Presets 4 Preset 1 Concert Preset 2 Assembly Preset3 Game Preset 4 Dance 1 of 1 February 1 2003 11 11AM 2003 Shure Incorporated DFR22 Software Guide 104 Report Samples PRESET INFORMATION Preset ID 2 Preset Name Assembly Description Preliminary tuning Control Input Pin Mapping Pin 1 Reserved for Preset Co
28. nearly identical controls such as the downward expander and gate In these instances the processors are described as a group using a single parameter window as the illustrated example Control settings that are individual to one of the processors in the group are so noted in the description of those controls Automatic Gain Control AGC The AGC creates a more consistent volume level when talkers speak at different volume levels It acts like a sound engi neer with his or her finger on a fader increasing the gain of the input signal when the level is too low and decreasing it when the level is too high AGC Automatic Gain Control AGC in SCM268 lt UnLocked l Sele File Edit Options Window Help 20 gt THRESHOLD EXCEEDED THRESHOLD ATTACK 26 0 j L5 2 eo ise ae PS i RATIO DECAY am am a 2000 2003 Shure Incorporated a Not Linked FIGURE 7 1 AGC Window Function Use this processor in situations where it is desirable to maintain a constant volume level such as for podium and lectern microphones where the talkers proximity to the microphone varies The AGC compensates for quiet levels by gradually raising the gain If a talker then speaks loudly into the microphone the AGC will gradually reduce the gain However if an individual talker quickly changes the level of his or her voice by shouting whispering or get ting very close to the micropho
29. or drop down box next to the parameter boxes e Using the keyboard controls Keyboard Controls You can use the following keyboard controls to make fine adjustments to the currently selected filter Sh Decreases frequency by one screen pixel Increases frequency by one screen pixel Shift 7 or Page Up Increases gain by 3 dB Shift J Spacebar or right Sets gain to 0 dB mouse click Note Nudging the frequency by one screen pixel changes the value by approximately 1 100 of an octave or 1 Copy Cut and Paste Filter points can be copied cut and pasted between parametric EQ windows given the following considerations e There are a sufficient number of available filter points in the parameter window where you are pasting e Cut Shelf filter settings can only be copied and pasted between PEQ CS processors Note The Cut command is not available for cut shelf filter handles To copy and paste filters 1 Click to select a single filter or select multiple filters using one of the following methods e Ctrl Click e Use the Edit gt Select All menu command 2 Select the Edit gt Copy menu command 3 Open the parameter window of the parametric EQ where you wish to paste filter settings 4 Select the Edit gt Paste menu command Note When filters are part of a multiple selection they are highlighted in pink and their param eter settings are locked To de select from a multiple selection click on any control in the pa
30. or the DFR22 s front panel after you have enabled the control pins you can do so by disabling the preset control block in the Control Pins window 2 3 4 Highest Lowest Priority Priority FIGURE 8 2 Disable the Preset Control Block 2003 Shure Incorporated DFR22 Software Guide 88 Control Pins Tutorial To disable the preset control block 1 Click and hold on the drop down arrow to the right of the preset control block and select Disable 2 A check mark appears next to this option when the block is disabled In Live Mode the change will be made as soon as you select Disable If you are Design Mode you will need to store the pin configuration again by selecting Configuration gt Store to Device from the Control Pins window menu 3 When you are finished selecting presets from the PC select Disable again to restore preset selection control to the control pins D Are you going to control gain using the control pins e If NO continue to step E i e If YES select a potentiometer for one of the connection blocks or select a momentary switch on each of two connection blocks one for incrementing m OEN gain up and the other for incrementing gain down a Switch Moment There is a drop down menu to the right of each connection block Click and hold Pot with the mouse to select from the list of available hardware connections Select Disable Moment for a momentary switch or Pot for a pot
31. running the DFR22 soft ware with no other applications in the background including virus protection firewall instant messaging or e mail Processor Speed RAM 98 98 Second Edition Edition Pentium 166 MAZ 166 MHz 48 MB Pentium 300 MHz 64 MB 2000 Professional Pentium 300 MHz 96 MB XP Professional Home Pentium 300 MHz 128 MB Interface Modes The Interface features two primary modes of operation Design Mode and Live Mode This provides you with the option of creating configurations for the DF R22 regardless of whether or not the computer is connected to the device There are cer tain functions that are specific to each mode which are explained throughout the manual Design Mode When you launch the application you always begin in Design Mode This is the mode you use to create presets that are later stored in the DFR22 In this mode it is not necessary for the computer to be connected to the device You can save the presets you create to your computer which may later be recalled and sent to the device through the RS 232 connection This provides you with the capability to design presets in a location other than where the equipment is installed Live Mode This mode allows you to make real time adjustments to hardware presets while the computer is connected to the DFR22 This provides you with the means to instantly hear changes to signal processing as you alter settings so you can easily refine your presets on site Ev
32. see the Snapshots section on page 35 Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 a Ee P Processor Linked 2003 Shure Incorporated DFR22 Software Guide 78 Graphic Equalizer Graphic Equalizer Graphic equalizers distribute a fixed set of broadband constant Q filters across the frequency spectrum each with individ ual boost cut controls The Audio Processor provides the following types of graphic equalizers GEQ10 10 Band Graphic Equalizer GEQ30 30 Band Graphic Equalizer Graphic EQ in Main Left 2 UnLocked FREQ sts te GAIN 0 0 dB TYPE COMBINING rer A OFFS ETB qik B R CII FILES G 2000 2003 Shure Incorporated a E Not Linked FIGURE 7 18 GEQ10 Window Function ok Use this processor for convenient broadband room equalization The overall bandwidth of the processor and the bandwidth of the individual filters depend on the type of graphic EQ you select The GEQ10 has 10 one octave fil ters between 31 5Hz and 16kHz while the GEQ30 has 30 1 3 octave filters between 25Hz and 20kHz the GEQ10 is shown in Figure 7 18 above Parameter Window Features This section explains the features and parameter controls of the graphic EQ using GEQ10
33. setup tool in live music applications Using the DFR22 s drag and drop graphical user interface processors can be placed anywhere in the signal path The 2 by 2 matrix mixer allows either or both inputs to be routed to either or both out puts with additional controls for levels and polarity Document Conventions The DFR22 software interface is so intuitive and user friendly that you may be tempted to skip reading this document and immediately begin programming the unit Before you do however you should at least skim this overview then thoroughly read the Start up Guide on page 12 Any questions you have about the software will be answered in the following sections of the document How this Guide is Organized e Overview Introduces the main features of the Audio Processor and discusses the operating modes of the interface and the main window e Start Up Guide Covers the basic steps you need to follow with the software to set up the Audio Pro cessor for an installation e Creating a Preset Covers the elements of a DFR22 signal flow configuration such as the gain structure of the device routing signal from inputs to outputs adding processors to the signal path and working with them in the main window e Preset and Device Management Explains how to save a preset to the computer store it in the DFR22 and backup the contents of the device to computer It also covers the features of the Device menu e Pro
34. the bandwidth type of the selected filter Select HIGH Q or LOW Q from the pull down menu HIGH Q is the default value See the High Q Filters and Low Q Filters section on page 70 for more information Feedback Filters The feedback filters controls appear as a row of LED style indicators You can spec ify the number of fixed versus dynamic filters by sliding the red brackets left and right 2555866669 with the mouse Active filters are indicated in yellow and appear in the Response eS FIXED Graph Refer to the Filter Allocation section on page 70 for further explanation DYNAMIC Lock Click this button to prevent both the deployment of new filters and the deepening of existing filters Use this option to keep the DFR from deploying filters for program material that contains desired feedback or sounds closely resembling feedback such as guitar effects synthesized tones flute or pipe organ The button appears lighted in red when the lock feature is active The default setting is inactive EEE cckinacine 2003 Shure Incorporated DFR22 Software Guide 67 Digital Feedback Reducer DFR Bypass Click to disengage DFR notch filtering Bypass also locks the DFR preventing deployment of new filters When bypass is active the button appears lighted in red The default setting is inactive Bypass active Bypass inactive Clear Click this button to clear filter settings It opens the Clear
35. the pro cessor parameter window of any block in a link group will simultaneously change the settings of every other block in that group There are a few activities however that will still function independently on linked blocks e Delete Copy Cut and Paste e Moving the block to a different slot or channel strip e Naming the processor parameter window Fixed processors at the same stage of the gain structure can also be grouped which will synchronize the level controls for all of the grouped channels For example you can group two input channel gain blocks in order to con trol them as a stereo pair You can also link both output gain blocks in order to adjust the output channel levels overall from a single control Note Only processors of precisely the same type can be linked Creating a Link Group When you first create a link group all of the processors in that group will synchronize to the same settings If you have already specified settings for one of the processors prior to creating the link group you can desig nate it as the source when you first create the group causing the other processor blocks to inherit those set tings Alternately if you would like to discard any previous processor settings you can select the factory default settings as the initial source After the link group is created changes to settings of any of the linked blocks will affect all blocks in that group To create a link group Create Link Grou
36. via the control pins Select Devices gt Control Pin Configuration from the main menu to open the Control Pins window Select Configura tion gt Recall From Device to populate the window with the current pin configuration The input and output channels 2003 Shure Incorporated DFR22 Software Guide 14 Manage Your Presets are listed in a column under each connection block Click the checkbox next to each input or output channel you wish to map to the control connections For more information refer to the Processor Mapping section on page 95 9 Lock Processors for Read Only Access This step is applicable only when you are customizing security for end users accessing the DFR22 from the soft ware This type of security is stored with each processor at the preset level Select the processors that the user should not be able to modify and select Security gt Level 2 gt Lock Selected from the main menu For a complete explanation and further instructions refer to the Individual Processor Security section on page 101 10 Name the Preset Click once with the left mouse button anywhere in the information box in the center of the control bar to open the Preset Information dialog as Name Theater 1 pictured on the right in Figure 2 3 Enter a name for the preset up to 15 characters long and a description then click OK For more information refer to the Naming a Preset section on page 20 Preset Information
37. waits after the input signal gain exceeds the thresh 20 ms Old before returning to unity gain The available values are from 1ms to 200ms with a default value of 2ms for the gate and 20ms for the downward expander Decay DECAY This indicates how much time the processor takes to reach the specified gain reduction You can ms Change the value by clicking on the spin buttons or typing in a specific value The range of avail able values is ffom 50ms to 1000s with a default value of 100ms for the gate and 50ms for the downward expander Hold HOLD This indicates how much time the processor waits after the input signal gain drops below the i S ms threshold to begin reducing gain You can change the value by clicking on the spin buttons or typing in a specific value The available range of values is from Oms to 500ms with a default value of Oms Default Click this button to reset the processor to its system default settings Bypass Click to pass signal through without altering it When bypass is active the button appears lighted in red The default set Bypass inactive ting is inactive Snapshot sHapauor This feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of Em the snapshot feature
38. you must create the password that protects your access as the security administrator To create a password 1 Select Security gt Set Password from the main menu 2 The Create Password dialog appears as pictured in Figure 9 2 Enter a password in the Administrator Password field 4 Tab to the Confirm Password field and retype the password Fill out the Administrator Name and Phone or Contact Info fields Note All entries in the Create Password dialog are limited to a length of fifteen characters Set the User Access Level Once you create a password the device is automatically set to user access level one If access to the device must be further restricted set the device to the appropriate access level To set the user access level 1 Select Security gt Level from the main menu 2 The Input Password dialog appears as pictured to the right in Figure 9 3 Enter the password and click OK The Set Security Level dialog appears as pictured in Figure 9 4 Click the radio button to the left of the appropriate level Specify custom options for level two if applicable Click OK oe ot PS E Changing Device Security In the event that changes to device configuration or security settings are required after access has been restricted you must first change the device security back to user access level one before you can continue Note The security administrator password is requi
39. 16k 20k FREQ b Hz TYPE CTT Mot Linked FIGURE 7 8 CUT SHELF Window Function Use this processor when you need to combine cut filters with broad spectrum high and low end room equalization The high and low cut filters feature a wide variety of slope options between 6dB oct and 24dB oct You can also specify the corner slope of the shelf filters either 6dB oct or 12dB oct Parameter Window Features This section describes the features and parameter controls specific to the Cut and Shelf processor as pictured above in Figure 7 8 2003 Shure Incorporated DFR22 Software Guide 60 Cut and Shelf Filters 1 Response Graph This curve is a graphical representation of the combined results of the filter handles in the response plotter Note The curve does not reflect the accumulated effect of multiple processor blocks in the signal path To view a combined curve select View gt Combined Response Curve from the main menu For more information refer to the Combined Response Graph section on page 38 2 Response Plotter This area of the parameter window graphically displays the cut and shelf filter handles which you can manipu late by clicking and dragging with the mouse When you initially open the parameter window the filter handles appear in their system default positions at the extreme high and low boundaries of the frequency spectrum Click on a handle to view its response curve and adjust settings 3 Cu
40. 2 paaie anner rr FIGURE 6 3 Crossover in Matrix Mixer Window 2003 Shure Incorporated DFR22 Software Guide 42 Matrix Mixer 2 Input Selector Click this button to activate a connection from the corresponding input channel mix point in the signal flow dia gram The button appears lighted in green when a connection is activate Controls for inactive inputs appear faded out The default setting is inactive Connection activate INPUT i Connection inactive 3 Signal Polarity Normal polarity Click this button to invert the polarity of the signal entering the matrix mixer point The default setting is normal polarity Inverted polarity 4 Gain Controls Use these controls to adjust the signal level of each channel First select the fader knob then adjust the level with the mouse arrow keys or specify a level in the value box For complete instructions on their operation see the Faders section on page 33 The adjustment range is from 10dB to infinity dB and the default setting is OdB or unity gain 5 Channel Mute Ea Mute activated Click this button to mute the channel When mute is active the button appears lighted in red The default setting is inactive EEE Mute inactive 6 Channel Label This displays the channel label which you specify in the Input Gain or Output Gain window 7 Link Indicator This displays the link status of the matrix mixer point When you
41. 20k ASC FILE 5 SHOW OFFS ETB B INWERT HELP Polarity Normal 2000 2003 Shure Incorporated FIGURE 5 6 Combined Response Graph Window Window Features 1 Input Strip Selector Your input strips are listed here named as they are in the signal flow diagram Select the strip for which you would like to view the combined response 2 Output Strip Selector Your output strips are listed here named as they are in the signal flow diagram When you select both an input strip and an output strip the combined response is displayed for that signal path 3 Processor Selector By default the response of equalizers DFRs and crossovers are combined in the response graph Equalizers include PEQs GEQs and CUT SHELF processors Crossovers include the 2 way crossover and the sub woofer processor DFRs include all mono and stereo DFR processors 2003 Shure Incorporated DFR22 Software Guide 38 Combined Response Graph 4 Snapshot This feature allows you to freeze an image of the current combined response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of the snapshot fea ture see the Snapshots section on page 35 5 ASCII File Import This feature allows you to import frequency data from SIA Smaart and Gold Lin
42. 3 Shure Incorporated DFR22 Software Guide 33 Saving and Recalling Settings Spin Buttons Spin buttons appear next to all value boxes They provide a convenient way to increment the setting without having to type in a specific value To set the value with spin buttons e Click on the up or down spin button to increment the level 0 5 dB e Click and hold on a spin button to scroll the level up or down As you hold longer the scrolling will accelerate Saving and Recalling Settings The settings in any processor parameter window can be saved to a computer file and recalled the next time you need a similar setup in the same type of processor This allows you to create custom or installation specific default settings for commonly used processors If you are going to save many settings to PC it is a good idea to create a directory specifically for processor settings or for a specific installation To save processor settings Double click the processor block to open its processor parameter window Select File gt Save Settings from the menu or press Ctrl S on the keyboard Navigate to the appropriate directory and type in a file name Click Save The application will add a file extension that indicates the type of processor that created it Refer to Appendix C File Extensions for a complete list of processor settings file extensions of W FY gt To recall processor settings Double click on the processor block to op
43. 5 The Save Backup As dialog appears as pictured below on the right in Figure 4 6 6 Navigate to the correct directory and type in a file name 7 Click Save ifi Backup Entire Devi To backup specific presets Device ID 15 FrontofHouwe M ackup Entire Device 1 Follow steps 1 3 as above rae 2 Click to select a preset in the list Shift Click or o Cel Ctrl Click to select multiple presets Help 3 Click the Backup Selected Presets button FIGURE 4 5 Save As Backup Dialog 4 The Save As dialog appears 5 Navigate to the desired directory name the file and click Save Save Backup As 6 Follow steps 4 and 5 for each preset you have selected to Look in DFR22 Backup Files z back up E 1st Church Franklin BACKUP E Homewood viliage Hall BACKUP Ei Johnstown Arts Auditorium BACKUP To restore a backup to the device E MLK Elementary I BACKUP E MLK Elementary BACKUP 1 Click on the Design Mode button on the control bar 2 Select File gt Restore Device from the main menu 3 The Open Backup dialog will appear similar to the Save Backup As dialog pictured on the right in Figure 4 6 4 Navigate to the correct directory and select the appropriate backup set from the list 5 Click Open File name UNTITLED BACKUP Files of type Backup files backup kd Cancel Description Help 6 Ifthe Select Devices dialog appears select
44. 7 2 above All the processors covered in this section are very similar in opera tion Any differences between their features and functionality are noted where applicable 1 Transfer Curve Graph The transfer curve graph displays the threshold level and compression ratio settings as graphical elements that you can position with the mouse The resulting transfer curve represents the change in the signal output level 2 Threshold Slider The position of the threshold slider corresponds to the setting in the threshold control You can drag this slider with the mouse left and right along the top edge of the transfer curve graph to change the threshold setting 3 Ratio Slider The position of the ratio slider corresponds to the setting in the ratio control You can drag this slider with the mouse up and down along the right hand edge of the transfer curve graph to change the ratio setting 4 Gain Reduction Meter This meter indicates the total gain increase or reduction you are achieving on the input signal with the current processor settings This feature can be toggled off and on by selecting the Options gt Gain Reduction Meter menu option Its default status is on 5 Gain Controls Use the gain controls to adjust the input and output gain levels The range of available gain values is between 12dB and 12dB in 0 5dB increments with OdB as the default value You can change the value using the con ventions explained in the Faders section on page 33
45. AUOM araire ean aa EENAA AOE ae 69 High Q Fillers and LOW Q Filler S ieion tcc scesezessesceceadicosceccdeeetestcewceeascecesedesziiesesendet 70 Adding Modifying and REMOVING Filters wesssssscccsssecesssenecssenesnssecenssessnnsesnnsesanees 70 CODY ANG Paste sssr suasebseladocuusstectewsesuebseads 71 AO CICA esaea a csc uive vere dvervueu S a aia aa 71 2003 Shure Incorporated DFR22 Software Guide 3 Table of Contents SECTION 8 SECTION 9 SECTION 10 SECTION 11 SECTION 12 SECTION 13 SECTION 14 TOUGH Si eacicact weet E rans emueicuan et vaneuemeuannncedania waren duesnuecucanattses cae 73 Gate Downward EXpander sici eee 76 Graphic HOUAlIZ Cl sa e a 79 FalameriG EQUANIZON aunor e EE EAE EEE ATEENA 82 WOPKING WIF IOFS e aen A S e AE aE E E 85 CONOR PINS ceerisiniieneit ea EE 87 CONMOWPINS OVEIVICW satay onire n a E E 87 COMMON IES TUONA aana ne aE aA a AAE 88 TAE CONTOLPNS WINdOW sea beataeccactestenathadaesmanacsees 91 SPIA CONIU al ON ziris a E 91 Preset Encoding Sating S scese iier a a E E aa 92 COMNMECHON BIOCK S aa a A AE A ear eatin 93 PROCESSOR Wa DOING winre a e eE aiaa 95 Mapping Hardware Controls to Input and Output Channels c100cccseeeeee 95 Gain GONniOl SCtUIAGS airo a seats dela T O 95 CreatinG a F OCOSSON MAD sitasinaieetvasvannuatinsirietanvudussvetaalvortre ni eoar 96 SC CU wcccepucacecceaveczeteepceeicenzsaueseupacuach seaeeueuieeeeieeenee tee 98 Fron TAN CIOCKOUL onarri EE a E EEEE TE 98 R
46. DFR22 Audio Processor Software Guide Version 3 l 27A8820 CC Soundplex 2003 SHURE INCORPORATED Digital Signal Processing Table of Contents SECTION 1 SECTION 2 SECTION 3 OV CIVIOW ataacaiendeeschvtaspinaedcnnce E a a 5 Document CONVENTIONS seriea a aaa E EA ENAA 5 AUGIO Processor Features ssceuesesesrs cerned nn aaraa ani aae 6 DFR22 Software Minimum Requirements ccceeeeeeeeeeeeeeeeeeeeseeeeeeeeseneseaees 7 ILE TIACS ModE Sciis a aa a a AEE 7 PIOSIGI MOTS aieia ana Er EARE aA a Aia A AE aa 7 LVE MOGO saient i e E T AE E EAE I AE EREE OEE E 7 PreveWw Modea aN eh iuea a caisens ance eens eoederee el ein cemeoen 7 TAGS Wall VV ING OW iiss EE EEEE tides EES neuen 8 VIGO BAR zea E went neice tusise was ie onia tae E aero 8 CONTON Bales A Seusepeseseci ued 9 Signal Flow DIGOI AN i i ana L a a ee 9 SAUS Baf sernir a a E 11 The Processor TOOIDOX sirenita aa a a eieraderbiaecaweteets 11 LAM AUD GUIO GC seb isadecnieniuucehebuesestsdcssecaddaiiesscceesdsexeies 12 install the 5 ONW APC sorei eae a A Ea 12 Establish Communication with the Device ssssssssnssnnnnnnnnnnnnnnnnnnennnnnnnnnnnnnn 12 Configure Extemnal COM ON wisincssawcussesmmensiecussnunachounpreeevucarveue a aa 13 Create a Preset Template wiciciiwasiesuneniticsscecevcusrevanneiisdeaeatiaveseiatideceseasstvovaeide 14 Manage YOUF Preselle crien unori E EE 15 ESlADIISM SO CUNY raa aa a E EE 16 Creating a FI CSET scsievsscdepeeiateveintibneiie
47. Description Levels and EG for full house Manage Your Presets 1 Store the Finished Preset in the Device FIGURE 2 3 Preset Information Dialog lf you are working in Live Mode the preset is already stored in the device If you are working in Design Mode click the Store Preset button on the control bar of the main window For more information refer to the Device Presets section on page 29 To duplicate this preset you need to be in Design Mode Simply continue to click the Store Preset button creating duplicates until you have stored as many presets in the device as you require 2 Delete Unused Presets from the Device The device comes pre loaded with three presets If you are not going to use them you should delete them from the device so end users cannot access them If you need them again later you can recall them from the File gt New menu See the Delete a Preset section on page 30 for instructions 3 Enable External Control Once you are finished creating and editing presets if you previously disabled control connections in order to con trol the Audio Processor via the computer open the Control Pins window and re enable them See the IMPOR TANT NOTE ON PRESET SWITCHING section on page 88 for more information 2003 Shure Incorporated DFR22 Software Guide 15 Establish Security Establish Security This is the final step in setting up the device Before continuing you should thoroughly read th
48. ES MENU iera a a a a Eai 32 SECTION 5 FrocesSSor FOalUrOS sririecrionniiis iiaei ioeina doi inai 33 PAdEI S eiom a a a a a a 33 Saving and Recalng SSTUING Sissvvisacevenwindtutnwtunedtvwceseuuaswcustaucscswanebavessencuabies 34 Naming PrOCESSOF VVINGOWS ivsicaiacdic inn EAEAN HA EA ai 34 SNaPSNOlS uctwwencutscwegunsarcuesemvnnsceathewnicenudrpedeuautanneetanumenteneuucumeavttuentenemeonn 35 IMM POMINGIAS Gl FOS e a a a tes 36 SAVING FUCS INAS Cll PON asi etic rshet a tees a aaa 36 import Controls and Features oeiia a aaeain eee ia ae 37 Combined Response Graph ccccccecccseccceeeceeeeseeeseeeeeeeeseeeseeeeeeeeseeeaes 38 SECTION 6 FIXCQ FVOCCSSOMS oo eaae ENEE 40 APUL GAT e r E EE 40 MarDE VIKE arai a a a aE aa a Eaa 42 QUMUCGANra hosan a a 44 SECTION 7 Modular PIOCCSS ONS sccvnuwsccsnnvencuxeriaateddssteetecwexwaccaaeees 46 Automatic Gain Control AGC aaiae a a aE 46 COMPFESSON LIMIIT ibrenin 50 DOM KNEE FOCOS SOS ancire a a E ae 53 SIGICO ProCOSSOrS nasisa aa alent a a a aaa a a 54 Crossover Splitter Subwoofer ssssssssnssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 55 IRC VY DO AIG CONOS rara A E E R 59 COU ANG SHEFES ariora eaaa aA EEATT EE 60 FING Tuning Faramello S sriesimereanninen nan ar E AAE ERa 62 COPY ANG PaSle ssar aA E aa 63 NAY a a 64 Digital Feedback Reducer DFR ccccsssceceseeceeeeeeeseseseeseseeeseeeens 66 BaSIC DFR SOU D rrsan hee tug ree batter ary A 69 FIL OT POC
49. IDTH 1 546 oct 0 838 GAIN k 4B ASCH FILE 6 l E 24 tet 2000 2003 Shure Incorporated Myj Not Linked FIGURE 7 19 PEQ10 CS Window 2003 Shure Incorporated DFR22 Software Guide 82 Parametric Equalizer Function Use this processor for precise equalization of room response without unnecessarily affecting neighboring frequen cies Select a parametric equalizer based on the number of frequency bands you need to adjust and whether or not you would like to include cut or shelf filters in the processor You can conserve DSP by selecting the fewest fil ters that fit your needs Note The number in the block name reflects the maximum number of peak notch filters available for that processor Parameter Window Features This section explains the features and parameter controls of the parametric equalizer processors using the PEQ10 CS as the example as pictured in Figure 7 19 on the previous page The features of the other parametric equalizers vary only in the number of bands and the availability of the cut shelf filters 1 Response Graph This curve is a graphical representation of the combined results of the filter points and handles in the response plotter Note The curve does not reflect the accumulated effect of multiple processor blocks in the signal path To view a combined curve select View gt Combined Response Curve from the main menu For
50. IGURE 7 2 Sft ST COMP Window Function Use the compressor to scale the output of a signal so it is suitable for equipment with a narrower dynamic range such as an amplifier tape deck or loudspeaker Use the limiter to protect the system against sudden bursts of loudness that could potentially damage loudspeakers By delaying the signal 1 ms the Peak Stop Limiter has an attack time of 0 to provide even more control over transient sounds The compressor and limiter function similarly however the limiter is typically set for a faster attack time and a higher compression ratio 2003 Shure Incorporated DFR22 Software Guide 50 Compressor Limiter The following types of processors are available in both limiters and compressors e Soft Knee These processors provide a gradual transition from uncompressed signal to compressed signal They consume a higher percentage of total DSP than those without the soft knee option e Stereo These processors allow you to preserve a stereo image by placing two blocks that function as a single processor on two different channels Both processor channels react with identical gain reduction when the input to either channel exceeds the threshold setting These processors consume a higher percentage of total DSP than mono processors Parameter Window Features This section explains the features and parameter controls of compressors and limiters using the Sft ST COMP as the example as pictured in Figure
51. Main Menu Provides access to menu commands spe information cific to the device and the signal flow diagram 5 Status Bar Displays controls and indicators for the signal 3 Control Bar Displays controls specific to the device and flow diagram Refer to the section on page 11 for more the signal flow diagram Refer to the section on the follow information ing page for more information Title Bar The information on the title bar of this window changes depending upon the operating mode In Design Mode the title bar reads DFR22 Offline and indicates the default security level In Live Mode it displays informa tion specific to the unit to which you are connected as illustrated below in Figure 1 2 0O DFR22 Device ID 2 BLANK Security Level FIGURE 1 2 Title Bar 1 Device ID The device ID is specified by setting the DIP 3 Security Level In Live Mode this indicates the current switches on the back of the device Refer to the Installation security level set for the device For more information refer Guide for instructions to the Security section on page 98 2 Device Name To name the device in Live Mode select Devices gt Name Device from the main menu For more information refer to the Start Up Guide step 5 on page 13 2003 Shure Incorporated DFR22 Software Guide 8 The Main Window Control Bar This section of the window changes in appearance and function depending on the operating mode in w
52. Maximum or Set Gain Minimum dialog opens 3 Specify the increment amount and gain limit settings 4 Click OK See the Momentary Switches section on page 96 for more information Repeat steps K through M for each preset stored in the DFR22 device 2003 Shure Incorporated DFR22 Software Guide 90 The Control Pins Window The Control Pins Window The Control Pins window is an interface for both configuring control pins globally at the device level and assigning input and output gain processors to controllers for each preset individually Access this window by selecting the Devices gt Con trol Pins Configuration menu command from the main window Control Pins amp B Ed Configuration Help Pin Configuration a_a i i if a PF mm beac PN aa ce Presets fN Encoding Type F lam ce CONTROL IN ssa a Preset Costrol None Calibrate bing Switch Moment Pot iGainFlange Disable Restaurant Pao O Waiting Area O Restaurant O waiting Area FIGURE 8 5 Control Pins Window 1 Preset Switching Controls Use these controls to specify how many presets you will be switching and what type of hardware control will perform the switching Enter the number of presets first then specify the encoding type 2 Preset Control Block This graphically displays the control pins that are allocated to preset switching Its fea tures and appearance depen
53. P usage increases 2 Mute Outputs Click this control to instantly mute both 4 Delay Memory Meter This indicates the percentage of output channels delay memory that is used by the delay processors you have placed in the signal flow diagram The meter displays 3 DSP Usage Meter This indicates the percentage of the g mes 4 9 a blue bar that expands as usage increases DFR22 s digital signal processing resources that is used by the current configuration of processor blocks that you have The Processor Toolbox The Processor Toolbox appears next to the main window when you launch the application as shown in Figure 1 6 This window displays the library of processors that you can drag and drop onto empty slots in the signal flow diagram It can be resized vertically by dragging the top or bottom edge up or down A scroll bar appears on the right hand side SO you Can access every processor block regardless of the height of the window Showing and Hiding Processors Akta You can close the Processor Toolbox by clicking on the X in the right Fe Graphic EQ hand corner of the title bar or by selecting View gt Show Processor Tool box from the main menu To re open the Processor Toolbox select View gt Show Processor Toolbox again A check mark appears next to the menu option when the Processor Toolbox is open Ss Parametric EQ Features 1 Drop Down Buttons A drop down butto
54. TAKE but koe ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of the snapshot feature see the Snapshots section on page 35 2003 Shure Incorporated DFR22 Software Guide 68 Digital Feedback Reducer DFR Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 A a Processor Linked ae Not Linked Processor Not Linked Basic DFR Setup The DFR or any other feedback reduction processor will not enable you to increase system gain beyond the physical limits of the sound system In most cases you reach a point of diminishing returns after five or eight notch filters are set This is because there are usually only a few dominant peaks in the response of the system In most cases you can expect a 6 dB to 9 dB improvement in gain before feedback by using the DFR When you are ring ing out the system and notice that many frequencies feedback simultaneously even when you increase the gain very slowly you have reached the point of diminishing returns If at this point the system still has insufficient gain before feedback other changes must be made to the sound system such as changing the p
55. Template Create a Preset Template This can be done in either Live Mode or Design Mode When you are storing multiple presets in the Audio Processor you will save considerable time by creating a preset template that contains the attributes that will be common among them This template can then be recalled from the device or opened from a PC revised as necessary then stored in the device each time as a new preset 1 Select a Preset Template When you start the DFR22 application there is a blank preset in the signal flow diagram If you would like to use one of the other default presets as a template select File gt New from the main menu and then select Dual Mono Stereo or Dual Mono Split You can also go to Live Mode and select one of the pre loaded presets to edit For more information refer to the Default Presets section on page 27 Name Input and Output Channels Double click on the input and output gain blocks to open the processor parameter windows and edit the channel labels that appear underneath the gain controls For more information refer to the Labeling Inputs and Outputs section on page 18 Populate the Signal Flow Diagram Drag and drop signal processor blocks from the Processor Toolbox onto the signal flow diagram If you are using a crossover it should be the first type of processor that you place in the configuration followed by limiters in order to prevent loudspeaker damage For more informatio
56. The Ducker The ducker should be placed only on the input channel strip that carries the paging signal You are restricted from placing a ducker on an output strip Copy and Paste The traditional copy cut and paste commands function only on the modular processor blocks This is a convenient way to duplicate processor blocks along with their settings across multiple channels To copy and paste a processor block 1 Point and click to select a processor block 2 Select the copy command using one of the following methods e Use the right click contextual menu e Select Edit gt Copy from the main menu e Press Ctrl C on the keyboard 3 Point and click to select an empty slot 4 Select the paste command using either the main menu the right click menu or press Ctrl V Note These commands do not function with multiple selections Deleting Processors from Slots Modular processor blocks can easily be removed from a configuration without affecting any other aspect of the signal flow To delete a processor block 1 Point and click to select a processor block 2 Select the delete command using one of the following methods e Use the right click contextual menu e Select Edit gt Delete from the main menu e Press the Delete key 2003 Shure Incorporated DFR22 Software Guide 23 Processor Configuration Linking You can link multiple processor blocks of the same type in order to control them as one Changes made in
57. as explained in the Basic DFR Setup section on page 69 iW Enable Auto Clear 2 Set all active filters to FIXED as explained in the Filter engined eee Allocation section on page 70 on power cycle 3 Click the AUTO CLEAR button on preset change 4 The Auto Clear dialog opens as pictured in Figure 7 15 AU 5 Click the Enable Auto Clear checkbox je elec meee 6 If you want each filter change to clear after a period of time check the on timeout checkbox and specify a time span from 0 1 hour to Gael tes 99 9 hours The default value is 12 hours Each filter has its own timer that starts from the time it is set or deepened FIGURE 7 15 Auto Clear Dialog 7 Click OK 8 The AUTO CLEAR button in the DFR window appears lighted in green to indicate that it is active Note After following these steps Auto Clear is enabled only for the current DFR processor If you want additional DFR processors to automatically clear filter changes you must enable Auto Clear from each of their parameter windows To disable Auto Clear 1 Click the AUTO CLEAR button 2 Inthe Auto Clear dialog un check the Enable Auto Clear checkbox to disable it The Auto Clear controls will appear grayed out 3 Click OK 4 Inthe DFR window the AUTO CLEAR button will be grey and inactive 2003 Shure Incorporated DFR22 Software Guide 72 Ducker Ducker The ducker provides an easy way to use the DFR22 in a
58. ated DFR22 Software Guide 107 sEctiont Appendix A Binary Encoding Tables The following tables list the binary encoding for DF R22 presets Apply this encoding to the control input pins to switch the device to the corresponding preset Note 0 Pin Lifted 1 Pin Grounded TABLE 1 One Pin Binary Encoding PRESET isa 2003 Shure Incorporated DFR22 Software Guide 108 TABLE 4 Four Pin Binary Encoding PRESET 2003 Shure Incorporated DFR22 Software Guide 109 SECTION12 Appendix B DSP Usage Per Processor The following table lists the percentage of DSP resources each processor uses Total DSP resources are determined by the combination of processors you are using a somer sema away spite 2003 Shure Incorporated DFR22 Software Guide 110 sEcTION1Ts Appendix C File Extensions The following table lists the extensions of all of the different types of files created by the DFR22 software 2003 Shure Incorporated DFR22 Software Guide 111 secTION 4 Appendix D Troubleshooting Guide Communication fails between the computer and the DFR22 The following messages are displayed when the DFR22 software fails to communicate with the device COM port is already in use or does not exist This message appears under the following conditions e The specified COM port is already in use by another application If the COM port selected is already in use by another applicat
59. ation is stored as a global setting in the device and can also be saved as a computer file Refer to the Pin Configuration section on page 91 for instructions Level Three Processor Mapping Once the device is configured to recognize external control hardware assign input and output channels to the con trol connections Use the Processor Mapping section of the Control Pins window in the DFR22 software Each preset stores a unique processor map Refer to the Processor Mapping section on page 95 for more information 2003 Shure Incorporated DFR22 Software Guide 87 Control Pins Tutorial Control Pins Tutorial This tutorial provides step by step instructions on how to configure the DFR22 for external control It can also be accessed by clicking the Tutorial button in the upper right hand corner of the Control Pins window so you can follow the instruc tions as you perform these steps For more in depth explanation of the Control Pins window features and functions refer to The Control Pins Window section on page 91 A Go to Design Mode and open the Control Pins window Click the Design Mode button on the control bar of the main window and select Devices gt Control Pin Configura tion from the main menu B Are you configuring the control pins for preset selection e If NO skip to step D e lf YES enter the number of presets you will be selecting in the Presets fiel
60. ays a pull down list from which you can select either soft knee or hard knee compression The default setting is SOFT In the standard compressors and limiters this control is disabled Soft Knee Processor Select SOFT or HARD from the pull down list Standard The control is disabled Processor Default Click this button to reset the processor to its system default settings 2003 Shure Incorporated DFR22 Software Guide 52 Compressor Limiter Bypass Ers Click to pass signal through without altering it When bypass is active the button appears lighted in red The default set EYPRSS Bypass inactive ting is inactive Note When bypass is active in the Peak Stop Limiter the 1 ms of delay is not bypassed Snapshot sHapauor This feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of Ea the snapshot feature see the Snapshots section on page 35 Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 A i Processor Linked z Not Linked Processor Not Li
61. cago Client Sacred Heart School Designer Bob Reiling Installer AC Communication Sistem Description Main Gymnasium DFA 22 Cancel FIGURE 10 2 Device Dialog 2003 Shure Incorporated DFR22 Software Guide 102 Preset Information and Current Preset Information Preset Information and Current Preset Information The Preset Information report lists the details of a specific preset that is stored in the device When the Individual Presets from Device dialog opens select the device for which you would like to print a report from the Device pull down list Then select the preset for which you would like to print a report and click OK Refer to pages 102 and 103 for a report sample The Current Preset Information report is identical It lists the details of the currently displayed preset Individual Presets from Device A Currently Displayed Preset Preset Humber Mame Cancel Prints Report for the Currently Concert Displayed Preset A bl a In the Main Windoyy Dance FIGURE 10 3 Individual Presets from Device Dialog FIGURE 10 4 aaa Displayed Preset ialog Processor Information The Processor Information report lists the settings of one or more processor blocks The Individual Processor Blocks dialog displays a list of all fixed and drag and drop processors from the currently displayed preset Click to select a e oie tevale Cec processor or Shift Click to select
62. cessor Features Covers the features that are common among many of the signal processor modules such as fader controls taking snapshots of parameter settings and saving and recalling settings to and from the computer e Fixed Processors Explains the features of the input and output gain blocks and the matrix mixer e Modular Processors Explains the features specific to each of the drag and drop signal processors e Control Pins Describes the internal architecture of the Audio Processor s external device control feature and explains how to configure the DFR22 s control pins with the software once the external hardware has been connected e Security Covers the security features of the Audio Processor that restrict user access to device settings and front panel controls Notation Conventions e Text in brackets Denotes literal text in the software interface such as control labels buttons or menu commands e Keyboard keys Such as Shift Ctrl and Esc appear in bold face When you need to press key combi nations or keys in combination with a mouse click the plus sign is used like this Ctrl Click 2003 Shure Incorporated DFR22 Software Guide 5 Audio Processor Features Audio Processor Features The DFR22 is a 2 input 2 output digital audio processor with a software interface and simple front panel controls which stores 16 presets It provides 24 bit conversion 48khz sampling an
63. d Note When you configure the control pins for preset switching the preset selector on the front panel of the DFR22 is disabled C What type of control will you use for preset switching Specify your selection from the drop down menu in the Encoding Type field e Priority one preset per control pin use momentary or latching switches This option switches between a maximum of four presets e Binary triggers specific presets with a combination of open and closed pins use latching switches Max Presets Pins e DRS 10 Custom 10 position rotary switch that changes presets depending on resistor value The DRS 10 is an optional Shure accessory or you can create a custom circuit For a table of resistor values as they corre spond to presets refer to page 93 This option switches between a maximum of ten presets and uses one control pin The connection blocks in the Control Pins window will allocate the number of pins required to switch presets according to the settings you specify in the Presets and Encoding Type fields These pins appear as the Pre set Control Block on the left side of the window IMPORTANT NOTE ON PRESET SWITCHING Once preset control is enabled for the control pins you cannot change presets from the computer or the DFR22 s front panel preset selector However the front panel indicator will still display the current live preset If you need to switch presets from the computer
64. d a minimum dynamic range of 100dB Drag and Drop Software Interface The computer interface to the Audio Processor mimics the functional block diagrams used in sound system design This makes the software incredibly easy to learn because the interface seems immediately familiar to sound pro fessionals Presets can be built and edited entirely by clicking dragging and dropping with the mouse You can configure the signal path with any combination of drag and drop signal processors Modular Signal Processors Each signal processing module is encapsulated in a graphic block that you can manipulate with the mouse After you place a processor in the signal flow diagram you can access the processor settings by double clicking on the block to open its parameter window Settings can be saved and recalled from the computer and copied between similar modules Processor settings can also be synchronized via the link feature The DFR22 Audio Processor includes the following selection of signal processor modules e Shure s Powerful Digital Feedback Reducer in e 2 Way Crossover and Splitter both Mono and Stereo Processors e Subwoofer e Automatic Gain Control and e Gate Downward Expander e Combining and Non Combining 10 and 30 e Mono and Stereo Compressor Limiter with Soft Band Graphic Equalizers Knee Option e 3 to 10 Band Parametric Equalizers with Cut D cker and Shelf Filters TAN e Peak Stop Limiter External Device Control After it is
65. d on the settings that you specify in the Preset Switching Controls 3 Connection Block Each block displays what type of control hardware you have specified for the correspond ing pin 4 Connection Block Drop Down Menu Use this menu to specify the type of control for the connection block 5 Pin Configuration Settings in this section of the window apply to the DFR22 at the device level See Pin Con figuration below for more information 6 Processor Mapping Settings in this section of the window are unique to each preset See the Processor Mapping section on page 95 for more information Pin Configuration Use this section of the Control Pins window to configure the DFR22 to properly recognize any control pin connections that are wired to external hardware When you first open the window all the connections are disabled and there is no differenti ation between the function of the pins Once you define how many pins will be used for preset control if any the display assigns those pins to preset control and any remaining pins can be allocated for controlling input and output channel gain and muting Note You must be in Design Mode to create or change the pin configuration 2003 Shure Incorporated DFR22 Software Guide 91 Pin Configuration These settings are stored at the device level They are not stored with presets and do not change when you switch between presets in the device You can store
66. dialog Figure 7 20 on page 85 which CLEAR provides you with the option to clear all filter settings or to clear only selected filter settings Auto Clear Click this button to open the Auto Clear dialog as described on page 72 This feature allows you to specify if and when the DFR should clear the dynamic filters that it has allocated and remove changes to fixed filter depth The button appears lighted in green when this feature is active The default setting is inactive Auto clear active me Auto clear inactive Front Panel FRONT PANEL Use this control to assign the DFR processor to the front panel LEDs and controls When a Juvassignen x DFR is assigned to the front panel active filters will light the LEDs on the row s you have specified and the front panel buttons will control the processor For a description of the front panel buttons refer to the Installation Guide Only one DFR can be assigned to any given row of the front panel The default setting is Unassigned Unassigned Mono DFR Row A Row B Unassigned Stereo DFR Rows A amp B Note In the signal flow diagram when you copy and paste a DFR block that is assigned to the front panel the new pasted block will not be assigned When you cut and paste a DFR block that has been assigned to the front panel it remains assigned Snapshot suapsnoy This feature allows you to freeze an image of the current response curve by clicking the
67. drop down menu to select from the list of presets that are stored in the device LED Meters These LED meters indicate the audio levels in the device They can be toggled on and off by clicking on them or by selecting View gt Enable I O Meters from the main menu 10 Load Button Click to load the previewed preset into the signal flow diagram 11 Cancel Button Click to return to the previous preset The signal flow diagram graphically represents how audio signals pass through the gain structure of the Audio Processor and the processor blocks you put on the input and output channel strips Each preset you create in the signal flow diagram stores the configuration of processor blocks and signal routing connections you have created You can create presets in Live Mode or Design Mode and store them either in the device or on your PC In Live Mode the preset that is loaded in the signal flow diagram is the current live preset To designate a different live preset use the drop down preset selector in the information on box 8 above 2003 Shure Incorporated DFR22 Software Guide The Main Window Mode Indicator This displays the current mode of the signal flow diagram as illustrated below Live Mode Control OF R22 Device Preview Confirm Preset A Input and Output Channel Strips These strips are graphic representations of the input and output channels of the DFR22 They contain the gain and mix blocks that
68. e Auditorium 1 Preset Number o Preset Num PresetName Date Live PresetMode Preset 1 Auditorium 1 25 Nov 2002 To delete a preset Preset 2 Auditorium 2 25 Nov 2002 1 Click on the Design Mode button on the control bar 2 Select File gt Delete Preset 3 Ifthe Select Devices dialog appears select from the list of available devices and click Connect 4 The Select Preset to delete dialog will appear as pictured in Figure 4 4 5 Select the preset you wish to delete or Shift Click to select multiple presets 6 Click Delete Device ID 15 Front of House Description Sutomixer Cancel Help FIGURE 4 4 Select Preset to delete Dialog 2003 Shure Incorporated DFR22 Software Guide 30 Device Backup Device Backup You can backup all presets and settings stored in the device to a single archive and restore this backup set to the device at a later date You must be in Design Mode to restore a backup To backup all presets in the device Save As Backup 1 Select File gt Backup Device from the main menu Preset Name Preset Number 2 Ifthe Select Devices dialog appears select from the list of Se Ee available devices and click Connect Preset 1 Auditorium 1 25 Now 2002 Preset 2 Auditorium 2 2o Nov 2002 3 The Save As Backup dialog appears as pictured on the Fee eee ee Ae right in Figure 4 5 4 Click Backup Entire Device
69. e Administrator Password field and enter the Confirm Password new password Administrator Marne one or Contact info 8475555HURE 5 Tab to the Confirm Password field and retype the new password E 6 Change the Administrator Name and Phone or Contact info _ Cancel Help if necessary FIGURE 9 5 Set Password Dialog 7 Click OK Note All entries in the Set Password dialog are limited to a length of fifteen characters Removing Security Device security can be completely reset to default status so that others may set an administrator password and define user access levels To remove password protection Select Security gt Set Password from the main menu The Set Password dialog appears as pictured in Figure 9 5 above Type the current password in the Old Password field Optionally delete the administrator name and contact info Leave the Administrator Password and Confirm Password fields blank Click OK All access restrictions are removed Po SS PY US Note Any individual processor block security attributes remain but they are not in effect until the device is set to user access level two 2003 Shure Incorporated DFR22 Software Guide 100 Restricting Computer Access Individual Processor Security Individual processor security locks out access to specific processor blocks in a preset You can lock access to a single block multiple blocks or all blocks
70. e Presets Device Presets The DFR22 can store 16 presets in its device memory Once presets are stored in the device they can be renamed deleted or backed up as a set Store a Preset in the Device When you are connected to the device in Design Mode you can store new presets in the device or open existing preset files and store them to the device To store a preset in the device 1 In the main window select File gt Store As Preset from the main menu or click the Store Preset button on the control bar If the Select Devices dialog appears as pictured in Figure 4 1 select a device from the list and click Connect The Store Preset dialog will appear as pictured below in Figure 4 2 Type in a preset name of no more than fifteen characters Type in a preset number or accept the default Type in a description optional which will help identify the contents of the preset for further operations Click Store Store Preset Preset Mame Lecture Preset Number 3 Preset Num PresetName Date Live Preset Made Preset 1 Auditorium 1 25 MHov 2002 Live Preset 2 Auditorium 2 25 Hov 2002 Device ID 15 Front of House Description ola input only Cancel Help FIGURE 4 2 Store Preset Dialog Devices Available Devices ID 9 Insert DFR 22 Audio Processor ID 14 Monitor DFAR2 2 Audio Processor ID 15 FOH DFR2 Audio Processor Cancel Help FIGURE 4 1
71. e Security section on page 98 These instructions are intended only as an overview of the process 1 Go Live with the DFR22 You must be in Live Mode to set device security If you are in Design Mode click the Live Mode button on the control bar of the main window 2 Set the Front Panel Lockout Select Security gt Front Panel Lockout from the main menu which opens the Front Panel Lockout dialog Select the checkbox next to each front panel feature for which you wish to lockout end user access Use this software fea ture to selectively lock out front panel controls To lock out all front panel controls you can also set the fifth DIP switch on the back of the device to the down position 3 Seta Password Select Security gt Set Password from the main menu which opens the Create Password dialog Type in a pass word press Tab and then type it again to confirm Click OK 4 Set the User Access Level Select Security gt Set Level from the main menu which opens the Set Security dialog Select the appropriate user access level Click OK 2003 Shure Incorporated DFR22 Software Guide 16 sEcTION3s Creating a Preset A preset is a unique combination of signal routing connections the variety and placement of modular processors and the processors settings You create the configuration in the signal flow diagram of the main window and either save it as a preset in the device or save it to the computer as a fi
72. e TEF into the response graph Once in the graph you can use the graphical data for reference as you shape the response curve of any of the processors in the signal path See page 36 for instructions on how to use ASCII import 6 Response Graph This display will update as you make changes to processor settings and processor positions in the specified signal path 7 Polarity Indicator The polarity displayed is for the sum total of the signal path If an input is selected this reflects the setting in the Input Gain block If an output is selected the indicator reflects settings in the Matrix Mixer block any cross over or subwoofer processor and the Output Gain block If an input and output are both selected all polarity adjustments in the path are included 2003 Shure Incorporated DFR22 Software Guide 39 SEcTIONe FAIxed Processors These processors make up the three different stages of the DFR22 s Gain Structure see page 17 for more on this topic They are referred to as fixed processors because the gain and mix blocks in the signal flow diagram cannot be moved or deleted Input Gain The Input Gain window contains individual controls for both input channels Double click on the gain block at the left end of either input channel strip to open this window as pictured below in Figure 6 1 Input Gain Unlocked Sele File Edit Windows Help INPUT 1 INPUT 2 Em p Speech 3 Mot Linked 2000 2003
73. e later trans ferred to the DFR22 through the RS 232 connection Refer to the Control Pins section on page 87 for complete step by step instructions Note By default you can select presets with the preset selector on the front panel of the DFR22 1 Enter Design Mode You must be in Design Mode to configure external control If you are in Live Mode click the Design Mode button on the control bar of the main window 2 Configure Control Pins Select Devices gt Control Pin Configuration from the main menu which opens the Control Pins window a b c Specify the number of presets you will be selecting via external control in the Presets field Select the type of encoding the DFR22 must use to recognize the external hardware messages in the Encod ing Type field If necessary specify the other hardware connected for channel muting and gain control such as potentiome ters and switches 3 Save the Configuration to the Device or to PC Select the Configuration gt Store to Device or Configuration gt Save to PC menu option Note If you need to switch presets from the computer after you have configured the control input connec tions you must disable the connections in the Control Pins window before proceeding further Click the arrow on the right side of the preset control block and select Disable from the drop down menu 2003 Shure Incorporated DFR22 Software Guide 13 Create a Preset
74. e name for the DFR22 to further distinguish it in the device list Name Device Device 15 name DFR Sanctuary Select Devices gt Name Device from the main menu The Name Device dialog appears as pictured in Figure 4 8 Cancel Help Enter a device name up to fifteen characters long and click Name To name the device FIGURE 4 8 Name Device Dialog e N gt The device name appears on the title bar of the main window when you are in Live Mode and is listed in the Devices menu Device List When you are in Live Mode this lists all Shure Link devices connected to the network Select a device to access it directly and launch its control software in Live Mode 2003 Shure Incorporated DFR22 Software Guide 32 SECTIONS Processor Features This section describes software features that are common among many of the processor parameter windows For features spe cific to the individual processors refer to the Fixed Processors section on page 40 and the Modular Processors section on page 46 Faders Faders appear in many of the processor windows as in the example pictured in Figure 5 1 below on the right They allow you to adjust gain with an up down movement of the mouse just as you would slide a fader on an actual mixer console You can also specify the level numerically by typing a number in the value box First select the fader then adjust the level using any of the methods described below
75. ecific value The range of available values is from 1 ms to 10 000 ms Default perau Click this button to reset the processor to its system default settings Bypass Click to pass signal through without altering it When bypass is active the button appears lighted in red The default set EYPRSS Bypass inactive ting is inactive Paging Channels maoe Fon cna Check the box next to each output to which you want to route the paging signal Ghanale This is the same as using the signal diagram or matrix mixer to route the signal from this input to the outputs Any other signal routed to the selected output mix point s will be attenuated by the paging signal Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 i uo o o O A Processor Linked 2003 Shure Incorporated DFR22 Software Guide 75 Gate Downward Expander Gate Downward Expander The gate and downward expander reduce the output level of the signal relative to the input level once the input level drops below a specified threshold DOWN EXP Downward Expander Down Exp in Podium 1 UnLocked File Edit Options Windows Help 24 16 12 9 6 3 1 36412 I THRESHOLD EXCEEDED THRESHOLD ATTACK se 20 x 9 m OUTPUT
76. emove specific filter points 1 Click on a filter point to select it or Ctrl Click to select multiple filters 2 Press the Delete key OR Click the CLEAR button to open the Clear dialog and select the Clear Selected Filter s option FIGURE 7 20 Clear Dialog Note You cannot remove cut shelf filter handles however you can return them to their default set tings by using CLEAR or Delete Adjusting Filters in the Response Plotter You can change filter settings by dragging the filter points and handles with the mouse To adjust gain and frequency 1 Position the cursor over the center of the filter point or handle 2 The cursor changes to the move symbol ca 3 Click and drag the filter left or right to adjust frequency and up or down to adjust gain Note The response plotter displays a curve only for the selected filter The combined curve is dis played in the response graph 2003 Shure Incorporated DFR22 Software Guide 85 Parametric Equalizer To adjust filter point bandwidth 1 Position the cursor over either of the filter s bandwidth control points 2 The cursor changes to the horizontal resize symbol 3 Click and drag the control point left or right to set the bandwidth Fine Tuning Parameters You can precisely adjust parameters for the selected filter point using any of the following methods e Enter a number into any of the parameter boxes e Using the spin buttons
77. en its processor parameter window Select File gt Recall Settings from the menu or press Ctrl R on the keyboard Navigate to the appropriate directory and select the settings file Click Open Note You can only recall settings to the identical type of processor that created the settings file Naming Processor Windows A 2 p S The parameter window for each modular processor block in the signal flow diagram can be given a unique name which is useful when multiple windows are open simultaneously The default processor window titles include the name of the gen eral processor type the label of the channel strip on which they are placed the slot number and the security lock status To distinguish between similar processors you can customize the window name to reflect the particular function or settings of the processor The new window name will appear both in the title bar of the processor parameter window and on the Windows task bar when the parameter window is minimized To rename a processor parameter window 1 Double click the block to open its processor parameter window 2 Select Options gt Name from the menu 3 Type the new name up to fifteen characters 4 Click OK Note This will change the name of the processor parameter window only The title of the proces sor block does not change in the signal flow diagram 2003 Shure Incorporated DFR22 Software Guide 34 Snapshots Snapshots The snapshot
78. en the DFR or PEQ processor window where you wish to paste filter settings Make sure to select a proces sor block with enough filters to accommodate those that you just copied 4 Select the Edit gt Paste menu command Note When filters are part of a multiple selection they are highlighted in pink and their parameter settings are locked To de select from a multiple selection click on any control outside the selection area 2003 Shure Incorporated DFR22 Software Guide 71 Digital Feedback Reducer DFR Auto Clear By default the DFR saves the state of its filters during a preset change or power cycle However you can config ure the DFR to automatically remove dynamic filters and changes to the depth of fixed filters according to parame ters that you specify in the Auto Clear dialog pictured below in Figure 7 15 Access this dialog by clicking the AUTO CLEAR button in the DFR window After you select the Enable Auto Clear checkbox in the Auto Clear dialog whenever a preset change or power cycle occurs the DFR filters will return to the state they were in when you enabled Auto Clear In addition you can specify a period of time after which each dynamic filter and each change to the depth of fixed filters will be removed Note For instructions on how to set these parameters with the DFR22 front panel controls see the Installation Guide To enable Auto Clear Auto Clear 1 Ring out the system
79. entical gain reduction when the input to either channel exceeds the threshold setting Dual transfer curve meters display the channel A input level in red and the channel B input level in blue Meter selectors allow you to alternately view the transfer curve meter for channel A channel B both channels or neither There is a threshold exceeded indicator for both the A and B channels 2003 Shure Incorporated DFR22 Software Guide 54 Crossover Splitter Subwoofer Crossover Splitter Subwoofer The crossover divides the frequency spectrum of the input signal into multiple bands then outputs each band to a separate channel The splitter distributes the input signal across two outputs without any further processing The subwoofer is a sin gle low pass filter Because it is fully configurable it can also be used as a bandpass or high pass filter SPLIT 2 2 way Splitter 9 Crossover in Woofer 1 UnLocked File Edit Options window Help HORMALIZE PLOT LO w FILTER TYPE UPPER CORNER FREG UPPER FILTER TYPE LO CORNER FRE GAIN 2000 2003 Shure Incorporated as Not Linked FIGURE 7 5 XOVER2 Window Function Use the crossover to divide the frequency range of the input signal with two filters then distribute each frequency band to a separate output for different types of speakers Use the splitter when you need to simply distribute the same signal to both outputs Use the subwo
80. entiometer FIGURE 8 3 Connection Block E Are you going to control channel muting using the control pins ey i e If NO continue to step F e If YES select either Moment or Switch from the connection block drop down menu according to the following parameters gt For press to mute and press again to unmute using a momentary switch select Moment gt For press and hold to mute release to unmute using a momentary switch select Switch gt For position one mute position two unmute using a latching switch select Switch F Store the Pin Configuration to the device 1 Select Configuration gt Store to Device from the Control Pins window menu 2 Ifthe Select Device dialog appears click to select the DFR22 then click OK Note You can also save a pin configuration to the PC if you are not connected to the device then store it to the device later Refer to the Pin Configuration section on page 91 for instructions G Are all of your presets stored to the device e If YES continue to step H e If NO create and store your presets to the device Refer to the Creating a Preset section on page 17 and the Device Presets section on page 29 for more information H If you haven t already done so physically connect your control hardware to the DFR22 control pins according to the pin configuration you specified in the Control Pins window e lf you are using the control pins for preset sw
81. erything you do in Live Mode is written directly to the current live preset Preview Mode When working in Live Mode with a device that contains multiple presets you may recall them individually for real time modification When you select a preset to load into the signal flow diagram the window enters preview mode to give you the opportunity to verify your selection before you designate it as the next live preset The interface returns to Live Mode when you load the preset or cancel the operation 2003 Shure Incorporated DFR22 Software Guide 7 The Main Window The Main Window This window shown below in Figure 1 1 is your primary work space in the software interface You can size it propor tionally larger or maximize it to take up your entire screen Closing this window exits the application SEE gt oundpiex Digia Signe Processing Name Sunda Lash Saved 23 Jan 2005 Description Tuning for normal sunday T 3 ene Store j Recall H J Preset 9 Preset Save As Open gy ___ Device Main os 51 gt aD Entryway OFA PEG GEG LIA i OLY cam a not B gt d ati 4 i E i gt Speech ae ae In bes Out DSP Gs Delay 7 i 20 FIGURE 1 1 Main Window 1 Title Bar Displays device specific information in Live 4 Signal Flow Diagram The space in which you create Mode Refer to the section below for further description presets Refer to the section on the following page for more 2
82. es is from 60dB to 20dB in 0 5dB increments with a default value of OdB Ratio RATIO This indicates the amount of gain reduction you are achieving at the output of the processor rel ae l 4 ative to the input level A setting of 4 1 for example means that a 4dB increase in the level of the program material results in a 1dB increase in the output level from the processor You can change the value by clicking on the spin buttons typing in a specific value or using the ratio slider on the right hand side of the transfer curve graph The range of available values is from 1 1 to INF 1 in increments of a tenth with a default value of 2 1 for the compressors and 10 1 for the limiters The Peak Stop Limiter has a fixed ratio of INF 1 Attack ATTACK This indicates how much time the processor waits before starting to reduce the gain once the P 2 ms Nput signal level passes the threshold The range of available values is from 1ms to 200ms with a default value of 5ms for the compressors and 2ms for the limiters The Peak Stop Limiter has a fixed attack time of 0 ms Decay DECAY This indicates how much time the processor waits before returning to unity gain once the input po 4 ms S gnal level drops below the threshold The range of available values is from 50ms to 1000ms with a default value of 100ms for the compressors 50ms for the limiters and 20ms for the Peak Stop Limiter Knee In soft Knee processors this control displ
83. eshold level as a graphical element that you can position with the mouse 2 Threshold Slider The position of the threshold slider corresponds to the setting in the threshold control You can drag this slider with the mouse left and right along the top edge of the transfer curve graph to change the threshold setting 3 Gain Reduction Meter This meter indicates the total gain increase or reduction you are achieving on the ducked signal s with the cur rent processor settings This feature can be toggled off and on by selecting the Options gt Gain Reduction Meter menu option Its default status is on 4 Transfer Curve Meter In Live Mode this meter depicts the paging signal s input level so you can set the threshold above ambient noise This feature can be toggled off and on by selecting the Options gt Transfer Curve Meter menu option Its default status is on Note You may experience reduced software performance if you have a large number of meters active overall in the DFR22 software You can selectively turn off either the transfer curve meter or the gain reduction meter or both from the Options menu Threshold Exceeded Indicator B Signal level has exceeded the threshold This indicator appears lighted in yellow when the input signal to the processor block exceeds w Signal level has not reached the threshold the specified threshold Threshold mResAolo This controls the gain level the paging signal must reac
84. essor The following hints will help you G ECE E EE E ere optimize DSP resources exceeded e Replace DFRs with parametric EQs after you are finished ringing out the system For example in a configuration where multiple DFRs are needed on multiple inputs for better gain before feedback performance you could initially use a DFR on each input for ringing out the sys tem After the filters are deployed copy the DFR filters and paste them in a PEQ then delete the DFR You can repeat this for the FIGURE 3 7 DSP Resources Exceeded other input then leave only the DFRs that are necessary for auto matic feedback detection after the system has been configured For more information on copying and pasting filters between processors see the Copy and Paste section on page 71 e Consolidate multiple EQs on the same signal path into a single module if possible Example two PEQ3s consume more DSP than a PEQ7 Note that all PEQ s are available with cut and shelf filters in order to conserve DSP If you don t require the additional slope choices of the CUT SHELF processor it is not necessary to include cut and shelf filters in a separate module on the same signal path e Consolidate multiple delays on the same signal path into a single module if possible Using two DLY5ms blocks to achieve 7 ms of delay uses twice as much DSP than a single DLY150ms block even though it conserves Delay memory e Remove processors from any unused channels e Use
85. estricting Computer ACCESS isasara dnan aaoi a esveuessveuvecreses 98 Establishing Device SOCUNLY sraa aa aaar EA A AAE A ARRET 99 Changing Device SECUN Y sikiera aeae a e ar 99 Individual Processor SCCUILY iiei a a a 101 PAINING REDON S sssr E 102 Device MTOM All ON arn a EEE 102 Preset Information and Current Preset Information cccceeeeees 103 Processor INIOMMMALION atsacceriiavcanccsaaseandeendoccoceceea A 103 Report Samples essri ian a a a raiak 104 Appendix A Binary Encoding Table tsccsscssecssenseseneenneennees 108 Appendix B DSP Usage Per ProC SSOl sssccssscsssseseenssenennees 110 Appendix C File EXTCNSIONS xeccssscossesccensrectxcsacssastersecorsenisasinn 111 Appendix D Troubleshooting Guide c1scceeccenneecenseenennsennes 112 Communication fails between the computer and the DFR22 uusssssseccssseneensenees 112 DFR22 preset indicator displays the letter E followed by a NUMber 112 Unable to switch device presets from the computer 1sscsssssccsseecssenscesensenanenees 113 Unable to switch presets from the device s front PANEI ssccsssecesssenensenensenenaes 113 2003 Shure Incorporated DFR22 Software Guide 4 SECTION 1 Overview The DFR22 Audio Processor with Feedback Reduction is a 2 input 2 output digital audio processor It is ideal for installed sound reinforcement applications such as houses of worship theaters and meeting facilities The DFR22 is also a power ful
86. ettings 4 Select the Edit gt Paste menu command Note When filters are part of a multiple selection they are highlighted in pink and their param eter settings are locked To de select from a multiple selection press the Esc key or click on any control outside the selection area 2003 Shure Incorporated DFR22 Software Guide 63 Delay Delay The delay processor temporarily stores the signal in delay memory then passes it on after the specified interval has elapsed The Audio Processor provides the following types of delay Block Name Description Delay 150ms Max in YW Main Clu Sel File Edit Options Window Help DELAY m s Sim s 24 010 C IN Distance l ft rT 2000 2003 Shure Inc Mot Linked FIGURE 7 9 DLY 150ms Window Function Use delay to align the sound output from different speakers so that it arrives simultaneously at the audience mem bers You can also use delay to correct phase cancellation problems between installed loudspeakers Delay can be calculated with time distance and air temperature increments Each type of delay processor block will consume the maximum amount of delay memory indi cated in the block name regardless of how much you are actually using In order to conserve Audio Processor resources you should select the delay processor with the nearest maximum to your required delay time Parameter Window Features This section explains the features of the
87. even if you are only using four of them The PEQ5 would be the best choice in this instance Delay Memory The DFR22 has a memory buffer that will hold up to 10 seconds of delay time which you can divide among any combination of delay processors Like DSP resources delay memory is allocated to each processor block according to the maximum delay time indicated in the block name For example if you need 45 ms of delay don t use the 2 second delay when the 150ms delay will do just as well Even though both processors may be set to the same values the DLY 2s block still occupies a full two seconds of delay memory Note Do not confuse delay memory with DSP resources Each delay utilizes the same amount of DSP regardless of its maximum delay time DSP Usage Meters These meters located on the status bar at the bottom of the main window indicate the amount of DSP resources and delay memory utilized by the current configuration Knowing the amount of DSP resources and delay memory you have left enables you to manage your processor choices efficiently When you add or remove a processor block from the signal flow diagram the DSP meter instantly compiles the results and indi cates the system resources that are being utilized by the current processor configuration DSP Optimization Hints If the message box shown in Figure 3 7 appears when you attempt to add a processor optimize your configuration to free up DSP resources then add the proc
88. f the filters e Dynamic When all feedback filters are deployed and new feedback frequencies are detected the DFR re deploys each dynamic filter at the newly detected frequency in the order of oldest dynamic filter to newest You can designate the number of fixed versus dynamic filters using either of the two techniques explained below Number of fixed filters To use the Fixed dialog 1 Select Options gt Fixed filters allocation from the DFR window s menu Number of dynamic filters 2 The Fixed dialog appears as pictured to the right in Figure 7 11 3 Type the number of fixed filters you wish to allocate The number of Cancel Help dynamic filters adjusts accordingly FIGURE 7 11 Fixed Dialog 4 Click OK To change filter allocation with the mouse Position Cursor Here 1 Position the cursor between the red brackets as indicated to the right in gt g Figure 7 12 DYNAMIC 2 The cursor changes to the horizontal resize symbol 5000000000 3 Click and drag left to increase the number of dynamic filters or right to FIXED increase the number of fixed filters or Here FIGURE 7 12 Changing Filter To allocate filters from the front panel press the auto clear button to Allocation with the Mouse set all currently active filters to fixed and all currently inactive filters to dynamic For more information on using the DFR22 front panel controls see the Installation Guide High Q Filters
89. g the bottom edge of the transfer curve graph using the mouse Threshold Exceeded Indicator a Signal level has exceeded the threshold This indicator appears lighted in yellow when the input signal to the processor Signal level has not reached the threshold block exceeds the specified threshold Threshold THReESsHoLp This indicates the level below which the input signal gain must fall before the processor reduces 55 0 l T it You can change the value by clicking on the spin buttons typing in a specific value or using the threshold slider at the top edge of the transfer curve graph The available range of values is from 80 0dB to OdB in 0 5dB increments with a default value of 65 0dB for the gate and 40 0dB for the downward expander 2003 Shure Incorporated DFR22 Software Guide T7 Gate Downward Expander Ratio RATIO This indicates the amount of gain reduction at the processor output relative to the input level A ae 4 ratio of 4 1 for example means a 1dB decrease in program level results in a 4dB decrease in processor output level You can change the value by clicking on the spin buttons typing in a spe cific value or using the ratio slider on the bottom edge of the transfer curve graph The range of available val ues is from 1 1 to INF 1 in increments of 1 10th with a default value of INF 1 for the gate and 4 1 for the downward expander Attack ATTACK This indicates how much time the processor
90. h before the processor attenuates the 250 4 48 ducked signals You can change the value by clicking on the spin buttons or by typing in a specific value ranging from 20 dB to 60 dB The default value is O dB Attenuation AvvenuAtion This controls the amount of gain reduction applied to the ducked signals when the paging signal jane 48 exceeds the threshold You can change this value by clicking on the spin buttons or by typing in a specific value ranging 1 dB to INF The default value is 40 dB Attack ATTACK This controls the amount of time it takes the processor to fully reduce the ducked signals gain ms once the paging signal crosses the threshold You can change the attack time by clicking on the spin buttons or by typing in a specific value The range of available values is from 1 to 5000 ms Hold HOLD This controls the amount of time the processor continues to attenuate the ducked signals once the pe ms paging signal has dropped back below the threshold You can change this value by clicking on the spin buttons or typing in a specific value The range of available values is from 1 ms to 10 000 ms 2003 Shure Incorporated DFR22 Software Guide 74 Ducker Release RELEASE This controls the amount of time it takes the processor to return the ducked signals to their previ 2000 ms ous level once the hold time has passed You can change this value by clicking on the spin but tons or by typing in a sp
91. he response plotter When you first open the parameter window the handles operate as high and low shelf filters with a default setting of Odb at 20KHz and 25Hz respectively They become cut filters when you drag them to the bottom edge of the response plotter 2003 Shure Incorporated DFR22 Software Guide 83 Parametric Equalizer Frequency aa ca yy This indicates the frequency of the selected filter point You can change the value by click I ing on the spin buttons using keyboard controls or by typing a specific value The fre quency range is from 25Hz to 20kHz with a default value of 1kHz when you add a new filter point Width Slope Type This control changes depending on the type of filter currently in selection as listed below For a cut filter you have two slopes to choose from the drop down menu When a peak notch filter is selected you can use the drop down menu of preset values or specify the width within a thousandth of an octave by typing in a value There are no settings in this control for shelf filters Filter Type Range of Values E Ez on el From 1 70 oct through 4 oct default value 2 3 oct From 100 99 Q through 0 27 Q default value 2 14 Q Peak Notch 0898 53 a 6 dB oct amp 12 dB oct default value 6dB oct Gain aa E z m This indicates the current gain setting of the selected filter The range of available gain val sues is between 18dB and 18dB in 0 5dB inc
92. hich you are working as illustrated below Design Mode Shure Live Mode Preview Mode Mame urinated Last Saved Description Store Recall Preset f Preset Save As Open Device 0 boa CO ao Rr Last Downloaded 30 Jan 2005 Description Tuning for normal sunday service TE Last Downloaded 05 Mar 2001 Load Click Load to make Preset Live Description Stereo Playback with Automix Default Return to Live D Cancel FIGURE 1 3 Control Bar 1 Live Mode Button Click this button to switch to Live Mode which enables you to preview and edit any preset currently stored in the hardware Your computer must be connected to the DFR22 to enter this mode 2 Design Mode Button Click this button to switch to Design Mode The preset you were working with in Live Mode remains loaded in the signal flow diagram 3 Information Box This displays details about the preset that is currently loaded on the screen including name date last saved and description 4 Store Preset Button Click to store the current preset in the DFR22 5 Recall Preset Button Click to load a preset from the DFR22 into the signal flow diagram and work with it in Design Mode Signal Flow Diagram 6 Save As Button Click this button to save the current preset to your computer 7 Open Button Click to load a preset file from your com puter into the signal flow diagram 8 Preset Selector Click this
93. ice to configure any security settings except for individual pro cessor security Front Panel Lockout Access to the front panel controls can be locked out so the end user cannot make any changes to DFR processor settings or change presets To lock out all front panel controls set the fifth DIP switch on the rear panel of the DFR22 to the down Front Panel Lockout iv Override and Disable Dip Switch Locked Out position You can use the software to override the DIP switch and selectively lock Preset selector out specific controls while allowing access to others Row A buttons Auto Clear To selectively lockout front panel access Press to Lock Hold to Clear i i Bypass 1 Select Security gt Front Panel Lockout from the main menu Row B buttons Auto Clear 2 The Front Panel Lockout dialog opens as pictured in SRG Figure 9 1 Bypass 3 Click the Override and Disable Dip Switch checkbox Cancel Help 4 Click the checkbox opposite each front panel control for which you wish to restrict user access FIGURE 9 1 Front Panel Lockout Dialog You can also password protect the lockout settings so only the security administrator can make changes to the front panel lockout with the computer For more information read the following section on computer access Restricting Computer Access The administrator is the individual who sets the device s password and the access level at which it will operate after it i
94. ignal Routing Connection This can be created in the signal flow diagram by clicking and dragging between mix points by clicking on an input selector directly to the left of the MIX block or by opening the Matrix Mixer window and selecting the input For more information see the Signal Routing section on page 19 Muting Channels There are several ways to mute the input and output channels of the Audio Processor Muted channels are flagged in the signal flow diagram as illustrated in the following table Inputs to Crossover Output i Muting all Inputs or Outputs e Click either the Mute All Inputs or Mute All Outputs control located on the status bar of the main window Inputs and Outputs Muted n e out e Select either the Processor gt Mute All Inputs or the Processor gt Mute All Outputs menu option e Power off the device to automatically mute all outputs Muting Individual Channels 1 Open the Input Gain Matrix Mixer priate processor block Crossover or Output Gain window by double clicking the appro 2 Click the mute button for the appropriate channel 3 The block will be flagged with a red M to indicate that it is muted Labeling Inputs and Outputs Inputs and outputs are untitled when you create a new preset but they are easily changed using the Input Gain and or Output Gain windows Channel labels are saved along with the preset so you can custo
95. igned for the following uses 1 To document the device configuration for the customer and end user 2 To provide a hard copy backup so that if necessary the device configuration can be reconstructed Note The reports are output directly to the printer rather than to a file so you must be connected to a printer to use this feature To print DFR22 reports 1 Select File gt Print from the main menu Choose Report 2 The Choose Report dialog opens as pictured to the right in Figure 10 1 3 Click to select the report you would like to print 4 A dialog will open for the report you have specified 5 Specify the information to include in the report as described in the fol lowing section C Individual Processor Blocks 6 Click OK 7 The Windows Print dialog appears oe Help FIGURE 10 1 Choose Report Dialog C individual Presets from Device C Curent Displayed Preset Device Information The Device Information report lists all device level information except for the security password When the Device Infor mation dialog opens select the device for which you would like to print a report from the Device pull down list Enter the information pertinent to the selected device and click OK The information you enter here appears only on the immediate report it is not stored for future use Refer to page 101 for a sample of this report Device Gymnasium Location 4925 W Division Chi
96. in a preset You would use this feature for example if you wanted the end user to be able to change gain settings but not PEQ settings A locked processor can still be opened to moni tor meter levels or view settings While the user access level is device specific processor block security is preset specific Moreover individual pro cessor security is a separate attribute of each block For example you can set the lock attribute on a block and when you copy that block its security attribute is copied with it This attribute remains whether you are working in Design Mode or Live Mode To lock processor blocks Go into Live Mode with the device Verify that the device is set to Security Level 1 Click to highlight a processor block or Ctrl Click to make a multiple selection Select Security gt Level 2 gt Lock Selected from the main menu A check mark appears beside this menu option to indicate the selected processor is locked 2 2 amp YS set the device to user access level two as explained in the Set the User Access Level section on page 99 Note Individual processor security applies to computer access only It does not affect access to proces sor settings from the front panel or the control pins 2003 Shure Incorporated DFR22 Software Guide 101 sEctionto Printing Reports The DFR22 software provides printed reports to document all of the presets and settings that are stored in the device These reports are des
97. inal average value Also any offset you add to the file using the OFFSET text box will not change when you click on REFRESH Show men Click on this button to show or hide the imported file display The SHOW button is lighted in green k when a file is displayed Offset orrsetides This indicates the amount by which the display is offset from the actual amplitude values contained k l in the ASCII file By default a TEF TDS or EFC measurement will be offset by its average amplitude to center it around the 0 dB axis in the Response Graph Invert RF INVERT Click on this box to invert the displayed data around the x axis You may then use the inverted dis play as a visual guide for EQ parameters INVERT is selected by default Help Click on this button to access on line help with importing Smaart and TEF ASCII files 2003 Shure Incorporated DFR22 Software Guide 37 Combined Response Graph Combined Response Graph This window sums the response curves of processors in the selected signal path to better assist you in achieving an even room equalization Access this window by selecting View gt Combined Response Graph from the main menu Combined Response Graph f Efx iw Output i 4 W Input Display SNAPSHOT Music f Main W Equalizers t Speech f Balcony Ww DPRs if Crossovers 25 315 40 50 63 0 100 125 160 200 250 315 400 S00 630500 LOK LOSE LOR SOKO SR ISK 4k 5k 65k 5k 10k 12 5k 16k
98. installed and programmed with the software interface end users can control the DFR22 with a computer or an AMX or Crestron controller In addition the control pins on the rear panel can be connected to external hard ware so that the DFR22 will respond to contact closures potentiometers and wall plate switches Security The security feature gives the installer peace of mind that the device cannot be tampered with after it is installed User access can be completely restricted so that the user cannot change any settings or use the front panel con trols They will only be able to view the settings of the current preset from the software interface End user control can also be customized to allow access to certain settings and not to others 2003 Shure Incorporated DFR22 Software Guide 6 DFR22 Software Minimum Requirements DFR22 Software Minimum Requirements The DFR22 Software Version 3 requires a PC with the following specifications to function properly e 20 MB available hard disk space e CD ROM drive e VGA monitor with 640 x 480 256 color or higher resolution e Mouse or other pointing device Processor speed and memory requirements vary depending on the version of Windows and number of background applica tions you are running Operating the DFR22 software simultaneously with programs such as SIA Smaart or Gold Line TEF requires a faster processor and more RAM The following table lists the minimum requirements for
99. instructions on their opera tion see the Faders section on page 33 The adjustment range is from 10dB to infinity dB and the default setting is OdB or unity gain 4 Output Pads Click one of these buttons to attenuate the signal output by 12dB or 18dB Each button appears lighted in red when the selected pad is activated The default status of these buttons is inactive E 12dB Pad activate PAD 1e de 12dB Pad inactive Note You cannot activate the 12dB or 18dB pads simultaneously on the same output 5 Channel Mute Click this button to mute the channel When mute is active the button appears lighted in red The default set ting is inactive Mute activate MUTE Mute inactive 6 Channel Label Use this text box to customize the output channel strip label in the signal flow diagram The default setting is Untitled Out for each output channel 7 Link Indicator This displays the link status of the output channel Any setting you change on a linked channel will be changed for all other channels in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 PEE Sins Mot Linked Channel not linked 2003 Shure Incorporated DFR22 Software Guide 45 section7 Modular Processors This section describes the features and controls specific to each of the processor block parameter windows In some cases several processor blocks share
100. ion closing that application will resolve the problem An example of an application that keeps the COM port open is HotSync Manager and similar util ities used for synchronizing the computer with Palm Pilot type devices Closing these programs might be difficult as they usually run as background applications Consult the program s user manual Desktop com puters usually have more than one physical serial port In this case selecting a different COM port and connecting the serial cable for the P4800 connection to a different serial port might solve the problem e The computer s serial port is disabled Run the BIOS setup utility and enable the serial port When doing so note the serial port settings IRQ and I O address and make sure there is a Windows COM port mapped to those settings Then choose that COM port in the DFR22 software Network not ready This indicates that the DFR22 software successfully opened the COM port but did not find a device connected to it Make sure the DFR22 is powered on and has finished its boot up sequence before attempting to commu nicate with the unit If your computer has more than one COM port verify you have connected the network cable to the same COM port that you selected in the Select COM Port dialog Verify that you are using a serial cable with the correct wiring and that it is securely connected to both the com puter and the DFR22 See the Installation Guide for more information
101. itching only you are finished e If you are using control pins for gain adjustment or muting continue to step l I Goto Live Mode and open the Control Pins window Click the Live Mode button on the control bar of the main window and select Devices gt Control Pin Configuration from the main menu 2003 Shure Incorporated DFR22 Software Guide 89 Control Pins Tutorial Are you using any potentiometers e If NO continue to step L e If YES calibrate each potentiometer Click the Calibrate button under the potentiom eter control block to start the calibration wizard You must calibrate each potentiome iw ter separately Calibrate FIGURE 8 4 Calibrate Note If you do not calibrate the potentiometer the default calibration is for a 100k Button audio taper potentiometer Set the gain range for each potentiometer 1 Click the Gain Range button 2 The Range Edit dialog opens 3 Specify the minimum and maximum values 4 Click OK Map the input and output channels to the control connections The input and output channels are listed under each control pin connection block Click to check the corresponding checkbox for each channel you wish to control Are you using any momentary switches for gain control e If NO continue to step N e If YES set the increment amount and maximum and minimum gain values 1 Click the Gain Up Limit or Gain Down Limit button 2 The Set Gain
102. k Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 Fd o o o O L Processor Linked B Not Linked Processor Not Linked Copy and Paste You can use the Edit menu to copy and paste frequency band settings between graphic equalizers of the same type Note You cannot paste settings between the GEQ10 and GEQ30 processors 2003 Shure Incorporated DFR22 Software Guide 81 Parametric Equalizer Parametric Equalizer Parametric equalizers allow you to specify the placement type and bandwidth of multiple filters anywhere in the frequency spectrum between 25Hz and 20kHz The System Processor provides the following types of parametric equalizers These processors provide peak notch filters only PEQ10 PEQ3 CS PEQ5 CS These processors provide peak notch filters plus a low cut or shelf filter and a PEQ7 CS high cut or shelf filter PEQ10 CS 3 PEO with CS in Automixer 1 Unlocked DER File Edit Options Window Help 25 M5 40 50 63 80 100 125 160 200 21 315 400 500 630800 LOk 125k LOK2CAZ5E AIK dk Sk f3h Sh 10k 125k 16k 20k a i FILTERS 6 LEFT 6 o BSSSSEE SES SSSSEES o EEEE O 12 ppp pe Ea DE AA ak E bk da E A E SE a da SNAPSHOT Y FREQ 1 26 kHz W
103. ks Link group names 2 Select Processor gt Link gt Add To from the main menu or Le Link gt Add To from the right click contextual menu 3 The Add to Link Group dialog appears as shown in Figure 3 5 It lists only the link groups that contain processors identical to the selected block 4 Selecta link group Lancel Help 5 Click OK FIGURE 3 5 Add to Link Group Dialog Unlinking Processor Blocks Processor blocks can be removed from a link group without affecting other linked blocks You can also dis solve a link group by unlinking all the blocks in the group To remove blocks from an existing link group 1 Click to select a processor block or Ctrl Click to select multiple blocks 2 Select Processor gt Link gt Unlink from the main menu or Link gt Unlink Selected from the right click contex tual menu Note A link group must contain at least two processor blocks Removing all but one block from a link group will delete the group Bypassing From the main window you can bypass any modular processor block This lets you evaluate the signal path while temporarily excluding a processor Bypassed blocks in the signal flow diagram display a yellow flag as shown in Figure 3 6 To toggle bypass on or off 1 Click to select a processor block or Ctrl Click to select multiple blocks DFE re g 2 Activate bypass with any of the following methods ii gt J e Press Ctrl B on the keyboard
104. l Filters and click OK This removes all notch filters and flattens the response graph OR A 2 LY 1 Select the Edit gt Select All menu command 2 All deployed filters will be highlighted in pink to indicate they are selected FIGURE 7 14 Clear Dialog 3 Press the Delete key To remove specific notch filters 1 Click on a filter indicator to select it or Ctrl Click to select multiple filters 2 Press the Delete key OR Click the CLEAR button to open the Clear dialog and select the Clear Selected Filter s option Copy and Paste Filter notches can be copied and pasted between DFR processor windows The DFR22 software also gives you the ability to copy and paste any active filters from the DFR window to a Parametric Equalizer PEQ or PEQ CS win dow By moving fixed filters to a PEQ window you can allocate more dynamic filters in the DFR block You can also conserve DSP by pasting filters from the DFR to a PEQ then deleting the DFR block Note The bandwidth of DFR filters copied to a PEQ block may not exactly match that of the original filter rather they use a bandwidth that most closely approximates the original filter To copy and paste filters 1 Click to select a single filter or select multiple filters using one of the following methods e Ctrl Click on each filter you want to select e Use the Edit gt Select All menu command 2 Select the Edit gt Copy menu command 3 Op
105. l flow diagram and within each processor s individual parameter window which is accessed by double clicking on the processor block This section covers working with processors in the signal flow diagram and explains the differences between the two main catego ries of processors Processor Types You will be working with two main types of processors in the signal flow diagram fixed and modular The primary distinction between them is that fixed processors are part of the gain structure of the DFR22 and are therefore part of every signal flow configuration Modular processors are the processor blocks that are listed in the Processor Toolbox and that you can select and position to suit your particular system requirements Fixed Processors The gain and mix blocks are called fixed processors because their locations on the channel strips are perma nent They cannot be deleted moved copied or pasted However they can be linked and their settings can be saved and recalled Modular Processors The modular processor blocks are called modular because they can be placed on any empty slot excepting the crossover splitter subwoofer and the ducker and freely moved copied pasted and deleted Each pro cessor block on the signal flow diagram functions independently When you open the parameter window of a modular processor you are changing settings for that block only except under the following conditions e Itis half of a stereo pair
106. lacement of the micro phones and or loudspeakers There are two basic ways in which to set up the DFR to reduce feedback the Ring Out Method and the Insurance Policy Method as described below e Ring Out Method With this method you use the DFR as a preemptive measure against feedback for input channels that operate near the feedback point and need an extra margin of stability Using this method you raise the input channel s gain beyond its normal setting to deliberately make the system feed back The DFR will then set the proper filters Then when you reduce the input gain to an appropriate level the system is sta ble and usable e Insurance Policy Method With this method you use the DFR as added insurance against unexpected feed back in an otherwise stable system Simply place the DFR processor in the signal path without defining any set tings This method is used for systems which already have sufficient gain before feedback but need protection from occasional feedback occurrences due to non stationary microphones or user adjustable gain controls To ring out the system Remove any active filters by clicking the CLEAR button The Clear dialog opens Select Clear All Filters and click OK Open all mics Slowly raise the gain of the sound system while talking into the microphones until the first frequency begins to feed back The DFR processor will set a notch filter to attenuate this frequency 6 Once the syste
107. lanation of linking and link groups see the Linking section on page 24 A o Processor Linked pa Not Linked Processor Not Linked Fine Tuning Parameters You can precisely adjust parameters for the selected filter using any of the following methods e Enter a number into any of the parameter boxes e Using the spin buttons or drop down box next to the parameter boxes e Using the keyboard controls Keyboard Controls You can use the following keyboard controls to make fine adjustments to the currently selected filter Keystroke Result Shift Shift lt Decreases frequency by 1 3 octave Increases frequency by 1 3 octave Shift 7 or Page Up Increases gain by 3 dB 2003 Shure Incorporated DFR22 Software Guide 62 Cut and Shelf Filters Shift 4 Decreases gain by 3 dB Spacebar or right Sets gain to 0 dB mouse click Resets selected filter s to default settings Note Nudging the frequency by one screen pixel changes the value by approximately 1 100 of an octave or 1 Copy and Paste Filter handle settings can be copied and pasted between Cut and Shelf processor windows To copy and paste filters 1 Click to select a single filter or select multiple filters using one of the following methods e Ctrl Click e Use the Edit gt Select All menu command 2 Select the Edit gt Copy menu command 3 Open the Cut and Shelf processor window where you wish to paste filter s
108. larity and mute controls for both input sors either by using the drag and drop method from the channels Processor Toolbox selecting the Processor gt Add option 8 Output Gain Block Double clicking this block opens on the main menu or by clicking the right mouse button the Output Gain window which provides you with and selecting the Add Processor option from the contex 10dBV 4dBu scaling options channel mute polarity con tual menu trol a 12dB and 18dB pad and a 10 infinity dB fader for Mix Points Click on these points to route signal between each output channel This is the final stage of the Audio input strips and output strips Lines appear between points Processor s gain structure This is also where you name that are connected representing the signal flow Each input your output channels strip may be connected to either or both output strips 9 Output Channel Label This displays the channel label Channel Numbers These numbers correspond to each that you specify in the Output Gain window of the input and output channels 2003 Shure Incorporated DFR22 Software Guide 10 The Processor Toolbox Status Bar This is the bottom section of the Main Window 2000 2003 Shure Incorporated In MBS 4E Out DSF FIGURE 1 5 Status Bar 1 Mute Inputs Click this control to instantly mute both placed in the signal flow diagram The meter displays a input channels green bar that expands as DS
109. le that you can send to the device later Signal Flow Configuration In order to pass audio through the device you must route signal from the inputs to the outputs by connecting mix points This section explains the basics of signal flow design in the DFR22 user interface Gain Structure The DFR22 Audio Processor provides gain control at three stages of the signal flow input gain matrix mixer and output gain It is essential to obtain an understanding of this gain structure before passing audio through the unit in order to avoid damaging equipment that is in line after the Audio Processor with excessive gain levels The follow ing illustration provides an overview of the DFR22 gain structure H See ae gt i SEI LIM DL a r A r a ij a HM 2 Pu Fi a oe r 2l i Y HILESANO O D A CONVERTER FIGURE 3 1 Gain Structure Diagram 1 Input Gain Double clicking on either input gain block will open the Input Gain processor window which displays controls for both channels It provides input sensitivity gain and polarity control for each channel and allows you to specify custom names for your input channel strips Note Signal levels exceeding the input threshold of the Audio Processor must be adjusted externally to prevent clipping at the A D converters This is a signal s point of entry to the signal flow diagram After the input gain processor the signal passes sequentially through the processor slo
110. lick on the appropriate slot to add the second stereo channel To add a stereo processor using the menu 1 Ctrl Click to select empty slots on two different channels 2 Use the right click contextual menu to place both channels of the stereo pair OR Use the Processor gt Add option on the main menu bar 2003 Shure Incorporated DFR22 Software Guide 22 Processor Configuration Replacing Processors Only one processor block at a time can occupy a given slot To replace an existing processor with another first delete it from the slot then add the new processor using any of the methods described above The Crossover Splitter and Subwoofer Since they are output processors the crossover splitter and subwoofer can only be placed on output chan nel strips They can be added to output strips like any other processor block but you must take into account the following e The crossover extends downward to span both outputs so you must place it on channel one e The mix point will disappear from the second channel after the crossover is placed above it e Processor slots will disappear from the second channel to the left of the crossover block e The splitter will affect the signal diagram as listed above for the crossover Note f your configuration calls for a crossover or splitter it should be added to the signal flow diagram before you connect mix points or add other processors to the output channel strips
111. m has stopped feeding back you can continue by further raising the level and repeating the process for additional frequencies Typically you can raise the gain 3 dB to 9 dB above the level at which feed back first occurred 7 Allocate the deployed filters as fixed see the following Filter Allocation section The remaining dynamic fil ters will deploy as needed when the system is in use Note You can copy the fixed filters to a PEQ block to allow for more dynamic filters in the DFR window oo oe i S 2003 Shure Incorporated DFR22 Software Guide 69 Digital Feedback Reducer DFR Filter Allocation By default half of the DFR processor filters are allocated as fixed and half are dynamic However you can specify how many of the total number of notch filters will remain fixed and how many will be dynamically allocated as feed back is detected Use a greater number of fixed filters on input channels for stationary microphones In this instance the room acoustics define the dominant feedback frequencies which do not change appreciably Use a greater number of the dynamic filters on input channels for wireless or hand held microphones In this situation feedback frequencies change drastically as the microphone user wanders the room or sound stage Both fixed and dynamic filters will automatically deepen as feedback is detected e Fixed Once set the frequency of a fixed filter will not change unless you manually clear all o
112. may find steps in the instructions that do not apply to your immediate installation However we suggest that you follow along through the entire Start Up Guide in order to acquaint yourself with the recommended workflow of setting up the device for future reference Install the Software If you have not already installed the software follow these instructions to install the application from the CD ROM To install the software from the CD ROM 1 Insert the CD into the CD ROM drive of your computer 2 The installation program will start automatically Follow the on screen instructions If installation does not begin automatically 1 Click on the Start button on the Windows Taskbar and select Run from the pop up menu 2 Type D setup where D is your CD ROM drive The installation program will start automatically Follow the on screen instructions 3 Click OK and follow the instructions of the installation program If you have downloaded a copy of the software locate the exe file in the Windows Explorer and open it Follow the instructions of the installation program Establish Communication with the Device This is the procedure to use when you initially connect the computer to the device It is your first opportunity to verify that your computer and the DFR22 are communicating properly For more information on connecting your computer to the device and setting the device ID see the Installation Guide
113. ments of a tenth with a default value of 2 1 Attack ATTACK This indicates how much time the processor waits before responding to rising or falling input lev aa els once the input level exceeds the threshold The available values are from 0 2s to 3s with a default value of 2 seconds Decay DECAY This indicates how much time the processor waits before returning to unity gain once the input faa l s level increases or decreases closer to the hinge setting The range of available values is from 0 5s to 5s with a default value of 5 seconds Hinge HINGE The hinge setting is the target output level of the AGC It is a pivot point that determines joo l aB whether the input level is raised or lowered Signal levels below the hinge but above the threshold will be raised and levels above the hinge will be lowered You can change the value by e on the spin buttons typing in a specific value or using the hinge slider below the transfer curve graph The available range of values is from 60dB to 20dB in 0 5dB increments with a default value of OdB Default Click this button to reset the processor to its system default settings 2003 Shure Incorporated DFR22 Software Guide 48 Automatic Gain Control AGC Bypass Click to pass signal through without altering it When bypass is active the button appears lighted in red The default setting is inactive Bypass active Bypass inactive Snapshot gHapsHor Ihis
114. minimum dB 11 Enter the increment the gain will decrease each time the switch is pressed maximum 10dB 12 Click OK Creating a Processor Map By assigning external hardware to the inputs and outputs you want to control you create a processor map You can use one of the following methods e In Live Mode create a processor map for each preset in the device one by one e In Design Mode open a preset file from the PC or recall it from the device and store a processor map with it To create a processor map in Live Mode Go to Live Mode and switch to the preset you want to modify select Devices gt Control Pin Configuration from the main menu The Control Pins window opens with the input and output channels listed under the connection blocks a fo YS For each connection block click the processor mapping checkboxes next to the channels that will be con trolled by the hardware connection 5 Set the gain range for any potentiometers and the gain limits and increments for any momentary switches you are using for gain control 6 The mapping is automatically saved with the preset in the device every time a change is made in Live Mode 7 To set up another processor map switch to another preset it is not necessary to close the Control Pins window Note You must set up a processor map for each preset in the device with which you want the hardware controllers to function 2003 Shure Incorporated DFR22 Sof
115. mize input and output labels for every preset To change a channel label 1 Double click on the channel s gain block 2 Inthe processor window locate the channel s label box 3 Click and drag over the text to highlight it 2003 Shure Incorporated DFR22 Software Guide 18 Signal Flow Configuration 4 Type in a new label of no more than fifteen characters 5 Apply the changes by clicking on another control or closing the window Signal Routing The DFR22 allows you to route signal from either of the two inputs to either or both of the outputs In order for sig nal to pass from the input channel strips to the output channel strips it must be routed through the matrix mixer You can connect inputs to outputs using any of the methods described below Making Connections in the Signal Flow Diagram For simple system configurations the easiest way to connect inputs to outputs is to use the mouse in the sig nal flow diagram Click on Mix Points 1 Click on an input mix point 2 The cursor will change to indicate it s waiting K for you to specify an output connection 7 3 Click on an output mix point Tip You can use the Esc key to cancel a connection if you change your mind after you have clicked on an input mix point before you click on an output mix point Click and Drag Between Mix Points 1 Click and drag from an input mix point to an output mix point 2 A connection line will appear along the sig
116. more information refer to the Combined Response Graph section on page 38 2 Response Plotter This area of the parameter window is where you place and adjust parametric filters It graphically displays peak notch filters as points and cut shelf filters as square handles When you initially open the processor win dow the response plotter contains no filter points and if applicable the cut shelf filters appear in their default positions Click on a filter point or handle to view its response curve and adjust settings Refer to the Working with Filters section on page 85 for instructions on how to add filter points 3 Filter Points Peak Notch filters appear in the response plotter as filter points with adjustable bandwidth controls on either side Click once on a filter point to make it the current selection then adjust its settings with the mouse key board controls or by using the value boxes 4 Selected Filter When a filter is in selection it appears highlighted in green Its current curve also appears highlighted in green along the response graph relative to zero 5 Filter Width Handle Click and drag these handles left and right to narrow or widen the selected filter The position of these handles corresponds to the value in the WIDTH control 6 Cut Shelf Filters The high and low cut shelf filters appear as square handles Each handle can be used as either a cut or a shelf filter depending on its vertical position in t
117. n refer to the Adding Modular Processors section on page 21 Create Link Groups Ctrl Click to select multiple processors of the same type that you would like to control as a group for stereo pairs loudspeaker clusters zones etc You can also link gain blocks in order to control overall system level Select Processor gt Link from the main menu For more information refer to the Linking section on page 24 Engage Pads on Outputs You may need to engage the 12dBor 18dB pad to better align the output clipping level of the DFR22 with the input clipping level of the equipment to which it is connected Double click on an output gain block to open the Output Gain window and click to activate each pad as needed Route Signal From Inputs to Outputs Click and drag from input strip connection points to output strip connection points to route the signal through the matrix mixer For more information refer to the Signal Routing section on page 19 Adjust Processor Settings Double click on each processor block to open its parameter window If you are working off line in Design Mode you can set preliminary levels and tweak them later when you are connected to the device For more information on working with processors refer to the Processor Features section on page 33 as well as the reference section for each processor Map the Preset to Control Connections This step is applicable only when you are controlling gain and or channel muting
118. n a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 P i 2 Processor Linked 2003 Shure Incorporated DFR22 Software Guide 58 Crossover Splitter Subwoofer Keyboard Controls You can use keyboard controls to make fine adjustments to the handle positions in the response plotter Click to select a handle then use the following shortcuts Keystroke Frequency Adjustment Decreases frequency by one screen pixel Increases frequency by one screen pixel Decreases frequency by 1 3 octave Increases frequency by 1 3 octave Note Nudging the frequency by one screen pixel changes the value by approximately 1 100 of an octave or 1 Keystroke Gain Adjustment Increases gain by 0 5 dB Decreases gain by 0 5 dB or Page Up Increases gain by 3 dB Shift 4 Decreases gain by 3 dB Spacebar or right Sets gain to 0 dB mouse click 2003 Shure Incorporated DFR22 Software Guide 59 Cut and Shelf Filters Cut and Shelf Filters Cut and shelf filters boost or cut the overall high and low frequency characteristics of a system and roll off the high and low end of the frequency spectrum CUT SHELF High and Low Cut High and Low and Shelf Filters Cut and fhe ii n Mono Subwoofer 2 UnLocked Sec window Help BD 200 125 160 200 250 J65 400 500 620 200 LOR LASk Lek 20k 2 Sk Sk 4k Sk 6 3k k Ok Sk
119. n appears over each proces 34 sor category in the Processor Toolbox Click on a drop down button Pea HAA to show or hide all processor blocks within that category 2 Processor Blocks Processor blocks are the graphical representation of processor modules After you place them on the signal flow diagram you can access their settings by double clicking on each block to open its parameter window The percentage of digital signal processing re sources that each processor module uses is displayed to the right of the blocks in the Processor Toolbox me Band 4h 3 Band CuttShelt 3 4 FIGURE 1 6 The Processor Toolbox 2003 Shure Incorporated DFR22 Software Guide 11 SECTION2 Start ujp Guide The Start Up Guide covers the basic steps required for complete set up of the Audio Processor Before attempting to follow these instructions you should familiarize yourself with the Overview section which introduces some basic features of the software interface You can perform many of these steps without actually being connected to the device by saving your presets to the com puter and transferring them to the hardware at a later time In order to acquaint you fully with the features of the DFR22 these instructions are written presuming the following conditions e You are working while connected to the device e The installation includes external device control e Device security is required You
120. n audio system that requires paging When a paging signal is present the ducker attenuates or ducks other signals Ducker in Untitled In 2 5 Unlocked Seles O File Edit Options Window Help 20 on 46 36 30 24 1812 5 E 3 3 THRESHOLD EXCEEDED THRESHOLD ATTACK am a ATTEN WA TOM HOLO far ge fo aie RELEASE fo ims Paging e Gutput iw Gutput 2 Channels 60 50 40 30 20 10 dB 10 20 INPUT 2000 2003 Shure Incorporates Mot Linked O FIGURE 7 16 DUCK Window Function Place the ducker on an input channel strip to designate it as the paging signal When the paging signal exceeds the specified threshold the ducker attenuates any other signals that are present at each output mix point to which it is connected It does not attenuate signals at a mix point to which the paging signal is not connected You can route the paging signal to output channels in the signal flow diagram the Matrix Mixer window or by checking the Paging Channel check boxes in the Ducker window Note The ducker can only be placed on an input channel strip Do not place more than one ducker on the same channel To prevent extraneous noise on the paging input from being audible place a gate ahead of the ducker in the signal flow diagram 2003 Shure Incorporated DFR22 Software Guide 73 Ducker Parameter Window Features 1 Transfer Curve Graph The transfer curve graph displays the thr
121. nal path It turns green when the connection is valid 3 Release the mouse button to make the connection Click on the Input Selectors 1 Click on an output channel s numbered input selector for the corresponding input channel HIH 2 A connection line will appear in the signal flow diagram between the mix points and E the numbered input selector will be highlighted Making Connections in the Matrix Mixer Window For more complex configurations with many crossing connection lines the Matrix Mixer window can provide an easier method of connecting inputs to outputs To make connections in the Matrix Mixer window 1 Double click on the mix block for the output you wish to connect 2 The Matrix Mixer window opens 3 In the left side of the window click the input button for each input channel you wish to connect to the selected output The input button lights green when a connection is made 4 A connection line will appear in the signal flow diagram between the mix points and the numbered input selector will be highlighted for each active connection Deleting Connections e Click on a connection line and press the Delete key e Click on the input selector corresponding to the connection This toggles the connection off e Click on a connection line and use the right click contextual menu e Select multiple connections by holding down the Ctrl key while clicking on the connections then press the Delete ke
122. ne that brief peak or valley in the overall level will pass through the AGC 2003 Shure Incorporated DFR22 Software Guide 46 Automatic Gain Control AGC unchanged The AGC only changes gain when it detects activity on its input This prevents undesirable gain changes during pauses in program material Parameter Window Features This section describes the features and parameter controls specific to the Automatic Gain Control processor as pictured above in Figure 7 1 1 Maximum Gain Line The greatest amount that the AGC will boost the signal is 12dB as indicated by the maximum gain line This prevents undesirable noise modulation or acoustic feedback problems that may arise from excessively boost ing low level signals The maximum gain line only appears in the transfer curve graph when the combination of the threshold hinge and ratio settings result in the AGC imposing the 12dB limit 2 Transfer Curve Graph The transfer curve graph displays the threshold level and compression ratio settings as graphical elements that you can position with the mouse The resulting transfer curve represents the change in the signal output level 3 Threshold Slider The position of the threshold slider corresponds to the setting in the threshold control You can drag this slider with the mouse left and right along the top edge of the transfer curve graph to change the threshold setting 4 Ratio Slider The position of the ratio slider co
123. nked Soft Knee Processors The following examples illustrate the difference between the hard knee and soft knee compression settings All other settings in these examples remain identical A soft knee setting pictured in Figure 7 3 is useful when you are working with high compression ratios The soft knee gradually increases the compression ratio from 1 1 at approximately 12dB below the threshold up to the specified ratio at approximately 20dB above the thresh old This gradual increase in ratio makes the compression less obtrusive than with the hard knee The hard knee setting pictured in Figure 7 4 immediately activates compression at the ratio you have specified FIGURE 7 3 Soft Knee Option ONCE the signal level exceeds the threshold This setting FIGURE 7 4 Hard Knee Option is especially useful in a limiter because it will keep sud den peaks from exceeding the threshold without affecting signal below the threshold Note Ifthe situation calls for a hard knee setting you can conserve DSP by using a standard processor instead of a soft knee processor 2003 Shure Incorporated DFR22 Software Guide 53 Compressor Limiter Stereo Processors The stereo processors have the same features and functionality as their mono counterparts and include some additional features Changes to settings of either of the two processor channels will be applied to the other channel as well Both processor channels react with id
124. nt panel controls e Linked PEQ10 CS s e Linked GEQ30 s e Stereo Limiter In addition the output strips are populated with linked 2 Second Delays set to Oms by default Preset Three Dual Mono Split In this configuration input one and input two are each routed to both output one and output two The input strip is populated with the following processors e DFR16 assigned to the front panel controls e PEQ10 CS e GEQ30 e LIM In addition each output strip has a 2 Second Delay set to Oms by default 2003 Shure Incorporated DFR22 Software Guide 27 sEction4 Preset and Device Management In Design Mode after you create a preset you can save it either to the computer or to the device depending on whether or not you are connected to the DFR22 At any time one and only one preset is active in the DFR22 This preset is referred to as the live preset When you are in Live Mode the preset you are viewing or modifying is the current live preset You can save it to the PC at any time by clicking the Save As button on the control bar of the main window Preset Files You can design an entire library of presets with the DFR22 software without being connected to the device Presets saved to PC can be later recalled revised and then sent to the device They are saved with a d22 file extension Saving a New Preset to Your Computer If you are not connected to the device you will be saving each new preset to the c
125. ntrol See Device Information Pin 2 Reserved for Preset Control See Device Information Pin 3 Mutes Input 1 2 Pin 4 Gains Input 1 2 Gain Range inf to 0 dB 1 of 2 February 1 2003 11 12AM 2003 Shure Incorporated DFR22 Software Guide 105 Report Samples Drag and Drop Processors Input 1 Slot 1 Processor DFR16 Input 1 Slot 2 Processor PEQ 10CS Input 1 Slot 3 Processor GEQ30 Input 1 Slot 4 Processor LIM Input 1 Slot 5 Processor N A Input 2 Slot 1 Processor DFR16 Input 2 Slot 2 Processor PEQ 10CS Input 2 Slot 3 Processor GEQ30 Input 2 Slot 4 Processor LIM Input 2 Slot 5 Processor N A Output 1 Slot 1 Processor DLY 2s Output 1 Slot 2 Processor N A Output 1 Slot 3 Processor N A Output 1 Slot 4 Processor N A Output 1 Slot 5 Processor N A Output 1 Slot 6 Processor N A Output 2 Slot 1 Processor DLY 2s Output 2 Slot 2 Processor N A Output 2 Slot 3 Processor N A Output 2 Slot 4 Processor N A Output 2 Slot 5 Processor N A Output 2 Slot 6 Processor N A 2 of 2 February 1 2003 11 13AM 2003 Shure Incorporated DFR22 Software Guide 106 Report Samples PROCESSOR INFORMATION Input Gain Block Security Unlocked Input 1 Name Music Operating Level 4 dBu Polarity Gain 4 5dB Mute Off Link Group N A Input 2 Name Speech Operating Level 4 dBu Polarity Gain 0 0dB Mute Off Link Group N A Input 1 Slot 1 Proces
126. ofer to isolate a single frequency band before sending the signal to an output The crossover splitter and subwoofer are for output processing only and cannot be placed on input chan nel strips See the Adding Processors The Crossover Splitter and Subwoofer section on page 23 for more infor mation on placing these processors in the signal flow diagram 2003 Shure Incorporated DFR22 Software Guide 55 Crossover Splitter Subwoofer Parameter Window Features This section explains the features and parameter controls of the crossover and subwoofer using the XOVER 2 as the example as pictured above in Figure 7 5 The features of the subwoofer are identical aside from the number of the pass band filters The splitter has no parameter window as it performs no processing of the signal it simply routes it 1 Pass Band Controls There is a set of controls for each output channel associated with the pass bands 2 Output Channel Labels These labels at the head of the columns of pass band controls are color coded to match the corresponding band pass curves in the response plotter They indicate to which output channel each pass band is routed 3 Response Plotter This area of the window graphically displays the pass band filters and crossover points which you can manip ulate by clicking and dragging with the mouse Note To view the effect of the crossover on the signal path select View gt Combined Response Curve from the main
127. ol You can drag this slider with the mouse left and right along the top edge of the transfer curve graph to change the threshold setting 3 Gain Reduction Meter This meter indicates the total gain increase or reduction you are achieving on the input signal with the current processor settings This feature can be toggled off and on by selecting the Options gt Gain Reduction Meter menu option Its default status is on 4 Gain Controls Use the gain controls to adjust the input and output gain levels The range of available gain values is between 12dB and 12dB in 0 5dB increments with OdB as the default value You can change the value using the con ventions explained in the Faders section on page 33 5 Transfer Curve Meter When you are in Live Mode this meter depicts the signal s input level and relative output level so you can monitor the processor s effect on the current program material This feature can be toggled off and on by selecting the Options gt Transfer Curve Meter menu option Its default status is on Note You may experience reduced software performance if you have a large number of meters active overall in the DFR22 software You can selectively turn off either the transfer curve meter or the gain reduction meter or both from the Options menu 6 Ratio Slider The position of the ratio slider corresponds to the setting in the ratio control To change the ratio setting drag this slider left or right alon
128. omputer To save a new preset to the computer 1 In the main window select File gt Save As from the main menu or click the Save As button on the control bar The Save As dialog will appear Navigate to the drive and directory location for the new file Type in a file name and optionally a description Click Save oe Ss Note The first fifteen characters of the file name and the first 80 characters of the description appear in the information box on the control bar Revising Preset Files When you make changes to an existing preset you can either save it to PC with a different file name or overwrite the previous version To revise a preset stored on the computer In the main window select File gt Open File from the main menu or click the Open button on the control bar The Open dialog will appear Navigate to the drive and directory location of the preset file you wish to open Click on the file to select it then click the Open button Make the necessary changes Select File gt Save As from the main menu or click the Save As button on the control bar The Save As dialog will appear Click on the original file name to select it then click Save A dialog box will appear that prompts you to verify that you want to overwrite the previous preset file So Os YO ON a eS Click Yes to overwrite the file 2003 Shure Incorporated DFR22 Software Guide 28 Devic
129. or output channel to a controller e Click a checkbox to map the corresponding input or output channel to a control e To de select the checkbox click on it again Processor checkbox selected for mapping O podium Checkbox de selected Gain Control Settings In addition to mapping the input and output channels to gain control you must also specify the allowable range within which the end user can adjust the gain As this is part of the processor mapping these settings are saved with each preset individually Potentiometers Under each potentiometer control block there is a Set Gain Range button If you do not specify a gain range for each control it defaults to o dB to 10 dB e Music To set the gain range of a potentiometer oe 1 Click the Set Gain Range button O Restaurant 2 The Range Edit dialog opens ae ue 3 Enter the minimum and maximum allowable gain adjustment The mini mum level is dB and the maximum is 10 dB 4 Click OK FIGURE 8 10 Potentiometer Processor Mapping 2003 Shure Incorporated DFR22 Software Guide 95 Processor Mapping Momentary Switches Under each momentary switch control block there are Gain Up Limit GanUpLimt GanUplimt and Gain Down Limit buttons In addition to setting the maximum or GanDomLimt f GanDownlimt minimum gain of a momentary switch designated as a gain control Gain up these buttons allow you to set the increment in
130. p 1 Ctrl Click to select multiple processor blocks 2 Select Processor gt Link gt New Link Group from the main menu or Link group name EG Link gt New Link Group from the right click contextual menu Choose source for initial settings 3 The Create Link Group dialog appears as pictured to the right PEQ wih CS in Musie 2 UnLocked in Figure 3 4 PEG with CS in Speech 2 Unlocked 4 Enter a two character name for the link group 5 Choose a source for the initial link group settings 6 Click OK to accept the settings The two character link group name appears both on the processor block in the signal flow diagram and in the link indicator at the lower a a Cancel Help right hand corner of the processor parameter window as illustrated Borer es in the following table FIGURE 3 4 Create Link Group Dialog Processor Parameter Window Parameter Window Signal Flow Diagram Flow a Note Processors can belong to only one link group at a time Adding to a Link Group Processor blocks can be added to an existing link group if they are the exact same type of processor and they are currently unlinked Any processor added to a link group will inherit the group s current settings 2003 Shure Incorporated DFR22 Software Guide 24 Processor Configuration To add blocks to an existing link group Add Link Group 1 Click to select a processor block or Ctrl Click to select multiple bloc
131. perform a hard reset 1 Power off the device 2 Hold down the Row A Press to Lock Hold to Clear and Bypass buttons while the DFR22 powers up 3 The preset indicator will count down as the reset takes place Unable to switch device presets from the computer e Check the device s security level In order to switch presets from the computer the device must be set either to security level 1 or customized level 2 For more information refer to the Security section on page 98 e f preset changes via control input pins are enabled the unit will not respond to preset changes via the software To solve the problem disable the control pins for preset change in the Control Pin window For more information refer to the Pin Configuration section on page 91 Unable to switch presets from the device s front panel e The 5th DIP switch on the rear panel of the device is in the down position Flip it up to unlock the front panel controls e Front panel lockout is enabled for the preset selector in the DFR22 software Select Security gt Front Panel Lockout from the main menu and de select the Preset selector checkbox in the Front Panel Lockout dialog e f preset changes via control input pins are enabled the unit will not respond to preset changes via the front panel To solve the problem disable the control pins for preset change in the Control Pin window For more information refer to the Pin Configuration sec
132. rameter window or on a filter outside the selection area 2003 Shure Incorporated DFR22 Software Guide 86 SECTION 8 Control Pins The pin connector on the rear panel of the DF R22 Audio Processor allows the installer to connect custom external hard ware such as switches and potentiometers for volume adjustment channel muting and preset selection It can also be used for interfacing with Crestron or AMX logic control cards This type of simple control provides end users with a means to control specific functions without a computer Control Pins Overview External device control is established at three different levels external connections pin configuration and processor map ping In the illustration below the device is configured for the following external control e One to one switching between two presets e Adjusting overall system output gain with a potentiometer e Muting an input channel with a latching switch FIGURE 8 1 The Three Levels of External Device Control Level One External Connections When the device is initially installed determine what type of external control the sound system calls for and wire the appropriate hardware accordingly Refer to the Installation Guide for instructions and wiring diagrams Level Two Pin Configuration In the DFR22 software use the Pin Configuration section of the Control Pins window to select the hardware that is connected to the device This configur
133. rated DFR22 Software Guide 35 Importing ASCII Files Importing ASCII Files EQ processor windows and the combined response window can display data contained in an ASCII file as shown in the following illustration of a PEQ10 CS window PEO with CS in Main 1 Unlocked Sele Edit Options Window Help 25 315 40 50 63 80 100 125 160 200 250 315 400 500 60 S00 LOk LASk LER 2OkS SEAS 4k 5k 6 3k k 10k 125k 1k 20k os HEF E fr Li Ua n all IET ly AOE mE p u T A ro ul mi Pee I LALR i i ri ei i f mi AP it Fg iT i l iF 1 r l Iy 2000 2003 Shure Incorporated Mot Linked FIGURE 5 5 ASCII File Import Use the ASCII file import feature to display frequency vs magnitude information measured in Smaart or TEF By inverting the data you can use the display as a visual guide when setting EQ parameters The display only shows amplitude values for frequencies contained in the file it does not interpolate a line between actual measured points Consequently there may be empty space in the display particularly at low frequencies The ASCII import feature is compatible with the following formats e Transfer function measurements in SIA Smaart Pro versions 2 x and 3 x and SIA SmaartLive e TDS measurements in all versions of TEF TDS software for Windows and DOS and EFC measurements in TEF SLX software Saving Files in ASCII Format Smaart Files To export a measurement u
134. red for these functions Create Password The administrator password allows setting and changing security levels Security levels are used to restrict access to differant processors and settings Administrator Password Mitch Moore Phone or Contact info 847555SHURE Cancel Help FIGURE 9 2 Create Password Dialog Contirm Password Administrator H annie Input Password The feature vou attempted to access it password protected Enter a password below to gain access User Socess Level Cancel Help C Level Full Access Allow preset switching via PC i Allow changes in signal routing Allow changes to front panel lockout Level 3 View Mode Only Access only to processors that are not locked under Level 2 individual processor security FIGURE 9 4 Set Security Level Dialog 2003 Shure Incorporated DFR22 Software Guide 99 Restricting Computer Access Changing the Access Level Follow the instructions listed above for setting the access level Changing the Password To change an existing password g g P Set Password 1 Select Security gt Set Password from the main menu 2 The Set Password dialog appears as pictured in Figure 9 5 The cursor is located in the Old Password field IF You forgot the old password contact the Administrator or click Help for more options Old Password ze Enter the current password 4 Tab to th
135. rements with a default setting of OdB When you are working with a cut filter this control is disabled and displays the word CUT New FilteRs Click this button to add a new peak notch filter to the response plotter When you first open the win dow the number below the button indicates the quantity of filter points that are available for the para 6LEFT metric EQ you have selected This number decreases incrementally as you add filter points to the response plotter When you have reached the maximum number of filters for the processor the but ton is disabled Clear E Click this button to clear filter settings It opens the Clear dialog which provides you with the option to clear all filter settings or to clear only selected filter points from the response plotter Refer to the Working with Filters section on page 85 for more information Bypass Ea Click to pass signal through without altering it When bypass is active the button appears lighted in red The default setting is Snapshot anApshorT his feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of L the snapshot feature see the Snapshots section on page 35 2003 Shure Incorporated DFR22 Software Guide 84 Parametric Eq
136. rner Freq four E This indicates the frequency setting of the lower corner of the pass band The range of values available depends on the setting of the upper corner frequency as corner frequencies cannot overlap You can change the value by clicking on the spin buttons using the keyboard controls or typing in a specific value The default values for the pass bands are listed below 2003 Shure Incorporated DFR22 Software Guide 57 Crossover Splitter Subwoofer Low Filter Type Upper Filter Type Bar This indicates the slope of the corresponding pass band corner Select a value from the pull down menu as listed below The default setting is 24dB oct Linkwitz Riley Upper Corner Freq ET This indicates the frequency setting of the upper corner of the pass band The range of values Mz available depends on the setting of the lower corner frequency as corner frequencies cannot overlap You can change the value by clicking on the spin buttons using the keyboard controls or typing in a specific value The default values for the pass bands are listed below Gain alee Use the gain controls to adjust the output gain levels The range of available gain values is Ss between 18dB and 12dB in 0 5dB increments with OdB as the default value You can change the value using the conventions explained in the Faders section on page 33 Link Indicator This displays the link status of the processor Any setting you change i
137. rresponds to the setting in the ratio control You can drag this slider with the mouse up and down along the right hand edge of the transfer curve graph to change the ratio setting 5 Gain Reduction Meter This meter indicates the total gain boost or reduction you are achieving on the input signal with the current pro cessor settings This feature can be toggled off and on by selecting the Options gt Gain Reduction Meter menu option Its default status is on 6 Gain Controls Use the gain controls to adjust the input and output gain levels The range of available gain values is between 12dB and 12dB in 0 5dB increments with OdB as the default value You can change the value using the con ventions explained in the Faders section on page 33 7 Hinge Slider The position of the hinge slider corresponds to the setting in the hinge control You can drag this slider with the mouse left and right along the bottom edge of the transfer curve graph to change the hinge setting 8 Transfer Curve Meter When you are in Live Mode this meter depicts the signal s input level and relative output level so you can monitor the processor s effect on the current program material This feature can be toggled off and on by selecting the Options gt Transfer Curve Meter menu option Its default status is on Note You may experience reduced software performance if you have a large number of meters active over all in the Audio Processor software Yo
138. s installed There are three different user access levels for the device Level One When the device is set to level one the user has unrestricted access to Audio Processor functions except for two functions that are always protected by the administrator password 1 Setting the security level of the device 2 Changing the administrator password Level Two When the device is set to level two the user has limited access as defined by the security administrator The following DFR22 access can be allowed for level two e Preset changes via PC e Changes to Matrix Mixer signal routing e Changes to front panel lockout settings e Access to modify processor settings for any blocks that are not locked by the administrator see the Indi vidual Processor Security section on page 101 for more information 2003 Shure Incorporated DFR22 Software Guide 98 Restricting Computer Access Level Three This level permits read only access to DFR22 settings for the current live preset Note restrict external device control via the control pins Establishing Device Security Security only affects access through the software interface and front panel It does not Establishing security should be the final phase in setting up the device There are two primary steps in setting the device security 1 Creating a Password 2 Setting the User Access Level Create a Password Before you can set the user access level in the device
139. s signal through without altering it When bypass is active the button appears lighted in red The default setting is Bypass inactive inactive Clear Click this button to reset the processor to its system default settings Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 Fd i o o y Processor Linked 2003 Shure Incorporated DFR22 Software Guide 65 Digital Feedback Reducer DFR Digital Feedback Reducer DFR The DFR uses Shure s patented Adaptive Notch Filter algorithm that can discriminate between feedback and non feedback sounds It automatically detects feedback and deploys narrow band notch filters at the feedback frequencies No sound sys tem the combination of microphones mixing signal processing power amplifiers and loudspeakers has an absolutely flat response When the level of a sound system is increased the frequencies at which peaks occur will be the first to exceed the threshold of feedback The DFR attenuates these frequencies flattening the response of the sound system Thus the sys tem can then be operated at a higher overall level The DF R22 Audio Processor provides the following types of DFR Block Name Description DFR5 5 Band Digital Feedback Reducer DFR10 10 Band Digital Feedback
140. sing Smaart software measure in Transfer Function Mode Then select File gt ASCII Save from the Smaart application menu 2003 Shure Incorporated DFR22 Software Guide 36 Importing ASCII Files TEF Files To export a measurement using TEF TDS software 1 Select File gt Save from the TEF TDS application menu 2 Enter file information and click Save 3 In the Save TDS File window select ASCII as the file type Import Controls and Features Import a Click this button to import ASCII files from either Smaart or TEF When the Open File window appears select the file you wish to import The data from the imported file will be displayed in the Response Graph When a TEF TDS or EFC file is imported the average magnitude value is plotted at 0 dB and all other magnitude values are biased accordingly By default Smaart transfer function files are not offset Magnitudes are centered around the 0 dB axis just as they are in Smaart Refresh Click this button to re import the last imported file If you take a new measurement in Smaart or TEF and save it with the same file name overwriting the previous file you can click the REFRESH button to import the new measurement without having to go through the open file dialog The REFRESH button DOES NOT change the bias of the original file If the average magnitude value of a TEF TDS or EFC file changes the refreshed display will still be biased around the orig
141. sor DFR16 Name DFR 16 Link Group N A Security Unlocked Bypass Off Autoclear Disabled Front Panel Assignment ROW A Fixed Filters 3 New Filters High Filter 1 Freq 65Hz Depth 3 0dB Type HighQ Filter 2 Freq 171Hz Depth 3 0dB Type HighQ Filter 3 Freq 2 5kHz Depth 3 0dB Type HighQ Input 1 Slot 2 Processor PEQ10CS Name PEQ with CS Link Group N A Security Unlocked Bypass Off Filter L Type Shelf Freq 0 1kHz Gain 18 5dB Filter H Type Shelf Freq 10kKHz Gain 18 5dB Filter 3 Freq 4 3kHz Gain 9 0dB Width oct 2 3 Width Q 2 14 Filter 4 Freq 0 7kHz Gain 4 5dB Width oct 1 249 Width Q 1 12 Filter 5 Freq 0 2kHz Gain 9 0dB Width oct 350 Width Q 4 11 Filter 6 Freq 0 1kHz Gain 6 0dB Width oct 1 Width Q 1 41 Filter 7 Freq 6 8kHz Gain 6 0dB Width oct 1 6 Width Q 8 65 NN Am Input 1 Slot 3 Processor GEQ30 Name Graphic EQ Link Group N A Security Unlocked Bypass Off Filters Type Combining Filter 31 5 Hz Gain 1 5dB Filter 800 Hz Gain 1 5dB Filter 8kHz Gain 3 0 dB Filter 250 Hz Gain 0 5dB Filter 3 45kHz Gain 0 5dB Filter 16 KHz Gain 0 5dB Input 1 Slot 4 Processor LIM Name Limiter Link Group N A Security Unlocked Bypass Off Threshold 9 5 dB Attack 2ms Ratio 100 0 Decay 50ms Input Gain 0 00 Output Gain 0 00 1 of 2 February 1 2003 11 12AM 2003 Shure Incorpor
142. t Filters Cut filters appear as handles at the bottom edge of the response plotter with dashed vertical lines extending along their center frequencies Their default frequency setting is OUT and the default type is 6dB Butterworth 4 Shelf Filters The high and low cut shelf filters appear along a horizontal axis in the center of the response plotter Their default frequency setting is OUT and the default type is 6dB oct Frequency Tame alles m This indicates the frequency of the selected filter point You can change the value by click ing on the spin buttons using keyboard controls or by entering a specific value The fre quency range is from 25Hz to 20kKHz with OUT as the default setting Type pene fiz dBroctare PETTEE This indicates the slope type for the selected filter The values available in the pull down menu vary for cut and shelf filters as listed below 6 dB oct Butterworth 18 dB oct Butterworth 6 dB oct Bessel 18 dB oct Bessel 6 dB Octave 12 dB Octave 12 dB oct Butterworth 24 dB oct Butterworth 12 dB oct Bessel 24 dB oct Bessel 12 dB oct Linkwitz Riley 24 dB oct Linkwitz Riley Indicates default setting Gain P alo This indicates the current gain setting of the selected shelf filter The range of available gain values is between 18dB and 18dB in 0 5dB increments with OdB as the default value You can change the value using the conventions explained in the Faders sec
143. ted DFR22 Software Guide 56 Crossover Splitter Subwoofer Set and Show Gains Normalize Plot Toggle between these two buttons to alternately display the pass bands at their actual gain levels and display them normalized The default setting is SET AND SHOW GAINS ON PLOT When the gain levels of pass bands are significantly different the cross over point appears offset from its actual location as illustrated in Figure 7 6 Use the normalize plot display mode when you need to see the precise location of the crossover point as illustrated in Figure 7 7 FIGURE 7 6 SET AND SHOW GAINS ON PLOT e Click the SET AND SHOW GAINS ON PLOT button to display and adjust pass band gain levels With this setting filter levels are reflected in the response plotter and the gain handles are visible on the pass bands e Click the NORMALIZE PLOT button to display the pass bands at onene unity gain in the response plotter Actual gain settings are not Aii affected by this setting Defaul efault FIGURE 7 7 NORMALIZE PLOT oereucT Click this button to reset the processor to its system default settings Mute Click this button to mute the output of its corresponding band When mute is active the button appears lighted in red The default Polarity Normal polarit ee Click this button to invert the polarity of the signal leaving the crossover The default setting is normal polarity Inverse polarity Low Co
144. the splitter to consolidate identical signal processing on both output channels e Use a PEQ10 instead of a GEQ30 In most cases you will not use all thirty filters on the GEQ30 and the PEQ10 uses less than half as much DSP 2003 Shure Incorporated DFR22 Software Guide 26 Default Presets Default Presets To help you get started with basic configurations the DF R22 comes loaded with three default presets These presets are also listed in the File gt New sub menu so you can use any of them as a template to create a new preset Note You should either lock out the front panel preset selector or delete the default presets in the device that you are not using so end users do not access them by mistake Preset One Dual Mono In this configuration input one is routed to output one and input two is routed to output two Each input strip is pop ulated with the following processors e DFR16 assigned to the front panel controls e PEQ10 CS e GEQ30 e LIM In addition each output strip has a 2 Second Delay set to Oms by default Preset two Stereo In this configuration input one is routed to output one and input two is routed to output two The input channels are linked as are the output channels so you can control gain on both channels simultaneously at both the input and output stages of the gain structure The input strips are populated with the following processors e Stereo DFR16 assigned to the fro
145. this configuration to the computer if you are working offline from the DFR22 or as a backup Preset Encoding Settings When you are going to use the control pins to switch between presets you must specify values in these controls before setting any other parameters in the Control Pins window Once you have established preset switching with the control pins the preset selector on the front panel is disabled and you cannot use the computer to change presets In Live Mode you can dis able the control pins by clicking on the preset control block or by selecting Disable from the drop down menu on the right of the preset control block The block will be greyed out when it is disabled To re establish external preset control in Live Mode select Disable again or click on the preset control block Presets my Use this control to specify the number of presets the control pins will select The range of val Encoding Type Encoding Type DRS 10 CUSTC ae i as described below The default value is None Priority or One to One Encoding This setting assigns each pin connection to a unique preset number It allows you to switch between up to four presets Use momentary or latching switches for this type of encoding The preset control block displays a text box for each control pin The values initially default to presets number one through four You can specify different preset numbers by clicking in
146. ting is Untitled In for each input channel 6 Link Indicator This displays the link status of the input channel Any setting you change on a linked channel will be changed for the other channel in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 PEE Sins Mot Linked Channel not linked 2003 Shure Incorporated DFR22 Software Guide 41 Matrix Mixer Matrix Mixer The Matrix Mixer window contains controls for mix point connections in the signal flow diagram organized under separate window tabs for each output mix point Double click on either mix block to open this window as pictured below in Figure 6 2 Es Matrix Mixer Unlocked Output 1 Output 2 Frauen rover 23 0 a JB 0 0 JE T T E E Untitled In 1 Untitled In 2 Untitled Dut 1 D 2000 2003 Shure Incorporated a Mot Linked FIGURE 6 2 Matrix Mixer Window 1 Window Tabs The window opens focused on the output pane OUTPUTS for the mix block that you double clicked Click re E on either tab to access controls for the other 4 yi p y output mix point The window tabs correspond to the output mix 2 points in the signal flow diagram If you are using a crossover or splitter the tab title will Matrix Mixer Unlocked reflect that the processor spans both output EE eal H channels as shown in Figure 6 3 Output 1 to
147. tion by clicking in each text box and typing in a different preset number Max E from one to sixteen Refer to Appendix A Binary Encoding Tables for the default os Pins preset values DRS10 or Custom Switch Encoding This setting selects presets using a corresponding resistor value at the control pin input You can select a maximum of ten presets with this encoding type The a pore Preset DRS10 is an optional Shure accessory or you can create a custom circuit Se Piss PRESET RESISTOR PRESET RESISTOR VALUE VALUE DASIO Custom _ Resistor 7kQ 0O 6 78 93kQ l FIGURE 8 8 Preset Control 26 32kQ 8 33 41kQ Block for DRS10 Custom Encoding 11 3 13 6 KQ 10 0 63 1 1 kQ Connection Blocks The number of connection blocks that appear in the window depends ee Enabled Disabled on how many pins are available after you have specified preset con Connection l Connection trol Assign hardware controls to a pin by making a selection from the E drop down menu on the right hand side of the block The hardware i control s can be alternately enabled and disabled by clicking on the i ol block with the left mouse button or selecting Disable from the drop ca ls down menu FIGURE 8 9 Connection Blocks Note If you are in Design Mode to enable or disable the hardware connections you must store the pin configuration to the device Latching Switch Switch Use the latching switch selec
148. tion for muting input and output channels This setting is generally for a an external controller that flips between two positions It can also be used with a momentary switch in which case the channel will be muted when the switch is depressed and unmuted when it is released Momentary Switch Moment nal momentary switch that will turn muting on or off each time the switch is depressed It can also be used for incrementing gain up and gain down When used for incrementing gain you need to set up the gain minimum maximum and increment amount for each preset Refer to the Momentary Switches section on page 96 for more information a Use the momentary switch setting for muting input and output channels This setting is for an exter Potentiometer Pot Use the potentiometer setting for adjusting input or output gain Click the Calibrate button to cali brate the control input to the range of the attached potentiometer If you do not calibrate the potenti ometer the default calibration is for a 100k audio taper potentiometer with a tolerance of 20 is Calibrate 2003 Shure Incorporated DFR22 Software Guide 93 Pin Configuration Creating a New Control Pin Configuration for the Device 1 Goto Design Mode 2 Select Devices gt Control Pin Configuration from the main menu 3 The Control Pins window opens 4 Configure preset control a Enter the number of presets in the Presets value
149. tion on page 33 When you are working with a cut filer this control is disabled and displays the word CUT Clear Click this button to return filter settings to their defaults It opens the Clear dialog Figure 7 20 on page 85 which provides you with the option to clear all filter settings or to clear only selected filter settings 2003 Shure Incorporated DFR22 Software Guide 61 Cut and Shelf Filters Bypass E Click to pass signal through without altering it When bypass is active the button appears lighted in red The default setting is Snapshot aHapsHoyr Ihis feature allows you to freeze an image of the current response curve by clicking the TAKE but ton and then display it in the background for comparison by clicking the SHOW button The SHOW button appears lighted in green when the snapshot is displayed For a more in depth description of E the snapshot feature see the Snapshots section on page 35 Importing ASCII Files ASCII FILE This feature allows you to import frequency data from SIA Smaart and Gold Line TEF into the a l response graph Once in the graph you can use the graphical data for reference as you shape the response curve of the processor See page 36 for instructions on how to use ASCII import Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete exp
150. tion on page 91 2003 Shure Incorporated DFR22 Software Guide 113
151. tivivieeeicnties 17 Signal Flow Configuration westiiwnvetesaeesradestecnecdewrecienivawncdeanteumsguatoveutantuatnad 17 CaN SUI CHI Cs Srei E A E AE OEE 17 Muun E hannels e a e A A esas nee 18 Labeling Inputs and OUUU S s A E aaa 18 SION Al RONG orra a A aA 19 Naming a PresSelzires aaa a E AE A AE 20 P oc ess r Config ratlON eneeier NEE 20 F TOCOSSOM VV DOS araa EEA A A E 20 Adding Modular PIOCOSSOIS esana AEE esas ws tess RARAP E ERREA 21 CODY and Paste aua i a aae e A A E EE 23 Deleting Fr cessors rom Slots a aa a 23 HINKIN O esre A R ET 24 DY DASSING kai Eae a ETE A A AA A 25 Managing DSP RESGUTCE Sirrini i a a a a aai 25 DelauProSElS ritsen a a a 27 Preset One Dual MONO a a a a GI Sh te Aaaa 27 PICSCEIWO SICTCOT ican cease ace icaateee E aA ede ade a 27 Preset Three Dtial Mono Sut ssssoscces caves cis etic eae a ete Sele i aE 27 2003 Shure Incorporated DFR22 Software Guide 2 Table of Contents SECTION 4 Preset and Device Management c0c00000 28 Preset CS omnia ceva wenuuieuan st E E EEEE 28 Saving a New Preset to Your COMpuUtef ccsccecccesseeeeceneeeessaesseesenaeesssanens 28 REVISING Preset Fies sssaaa a AEA 28 Device PCS CLS onsen a A EE 29 Store Preset in the Devico s aosta ee E E Aa 29 Rename a Frosel mismar ienaa Eaa a aAA O a ATEA E REAREA aA 30 Dello mF roS CT aici ted ett alg tae aide tea EE A AE EAA EEE 30 DEVICE BACKUP mariin eane A AE EEEE E A NEEE 31 TAS BEVvIC
152. ts on its input channel strip At the end of the channel strip the signal arrives at a mix point where it can be routed to either or both outputs via the matrix mixer 2 Matrix Mixer Once a signal has been routed to the mix point of an output channel strip it enters the matrix mixer stage of the gain structure Double click on any mix block to open the Matrix Mixer processor window which displays a pane for each output channel strip When the crossover or splitter is placed over both output channels the mixer panes for those channels will combine into one Use this window to adjust the polarity and relative levels of the input s routed to the selected output channel After the matrix mixer the signal passes sequentially through the processor slots on the designated output strip At the end of the channel strip the signal arrives at the output gain block 2003 Shure Incorporated DFR22 Software Guide 17 Signal Flow Configuration 3 Output Gain This is the final stage of gain control in the Audio Processor Double click on any output gain block to open the Output Gain processor window It provides output sensitivity gain polarity control and an optional 12 dB and 18 dB pad for each channel This window also allows you to specify custom names for your output channel strips After the output gain processor the signal passes through the D A converter then through the analog pads if engaged to the audio output 4 S
153. tware Guide 96 Processor Mapping To create a processor map in Design Mode Go to Design Mode Click the Open button on the control bar of the main window The Open Preset dialog appears Select the appropriate preset file and click OK The selected preset populates the signal flow diagram select Devices gt Control Pin Configuration from the main window The Control Pins window opens PAS oe eS ON Se Load a pin configuration using one of the following methods e Select the Configuration gt Open from PC menu option and open a d22pin file you have stored on PC e lf you are connected to the DFR22 select the Configuration gt Recall from Device menu option e If you have not created a pin configuration see the Pin Configuration section on page 91 9 For each allocated connection block click the processor mapping checkboxes next to the channels that will be controlled by the hardware connection 10 Go back to the main window it is not necessary to close the Control Pins window 11 Save the preset file to PC refer to the Revising Preset Files section on page 28 for instructions 2003 Shure Incorporated DFR22 Software Guide 97 SECTION 9 Security Security is an optional feature that allows the installer or other security administrator to restrict the end user s access to DFR22 settings from the front panel or with the computer Note You must be connected to the dev
154. u can selectively turn off either the transfer curve meter or the gain reduction meter or both from the Options menu 2003 Shure Incorporated DFR22 Software Guide 47 Automatic Gain Control AGC Threshold Exceeded Indicator B Signal level has exceeded the threshold This indicator appears lighted in yellow when the input signal to the processor block exceeds the w Signal level has not reached the threshold specified threshold Threshold Reson This indicates the level the signal gain must reach before the processor increases it Signal lev 26 0 Al gp els below the threshold are passed through the processor at unity gain You can change the value by clicking on the spin buttons typing in a specific value or using the threshold slider above the transfer curve graph The available range of values is from 60dB to 20dB in 0 5dB increments with a default value of OdB Ratio RATIO This indicates the amount of gain reduction you are achieving at the output of the processor rel aa 4 ative to the input level that exceeds the hinge A setting of 4 1 for example means that a 4dB increase in the level of the program material results in a 1dB increase in the output level from the processor You can change the value by clicking on the spin buttons typing in a specific value or using the ratio slider on the right hand side of the transfer curve graph The range of available values is from 1 1 to 10 1 in incre
155. ualizer Importing ASCII Files Ascii Files This feature allows you to import frequency data from SIA Smaart and Gold Line TEF into the ka response graph Once in the graph you can use the graphical data for reference as you shape the response curve of the processor See page 36 for instructions on how to use ASCII import Link Indicator This displays the link status of the processor Any setting you change in a linked processor will change for all other processors in the same link group For a complete explanation of linking and link groups see the Linking section on page 24 A Pe Processor Linked a Not Linked Processor Not Linked Working with Filters When you initially open the parameter window of a parametric EQ there are no peak notch filters in the response plotter Add filter points as you need them up to the maximum number available for the selected processor block To add a new filter point 1 Click the NEW button 2 A filter point appears at OdB with a default frequency value of 1kKHz and a bandwidth of 2 3 octave To remove all filter points 1 Click the CLEAR button or select Edit gt Clear Filters from the parame ter window menu bar 2 The Clear dialog appears as pictured to the right in Figure 7 20 Clear Selected Filter s 3 Select Clear All Filters and click OK This removes all filter points from the response plotter and returns the cut shelf filters to the default settings To r
156. vices dialog appears select a device and click OK meN S The pin configuration is stored to the device 2003 Shure Incorporated DFR22 Software Guide 94 Processor Mapping Processor Mapping Use this section of the Control Pins window to specify which input and output channels the external hardware will control The input and output channels are listed in a column below each connection block to which a controller has been allocated In order for the external control hardware to control gain and channel muting each preset in the device must be mapped to the control connections Note Before creating a processor map you must first create a control pin configuration and store it to the device Processor mapping can be created while you are in Live Mode or Design Mode When you are in Live Mode the title bar of this section of the window Is blue in Design Mode it is black In Live Mode any changes you make to processor mapping is directly saved and applied to the current live preset Mapping Hardware Controls to Input and Output Channels You can map any combination of input and output channels to a controller For momentary switches there are three possible functions to map for each channel gain up gain down and mute Each input or output channel can be mapped to only one of these three functions at a time For example you cannot set the same channel to both gain up and to mute To map an input
157. y 2003 Shure Incorporated DFR22 Software Guide 19 Processor Configuration Naming a Preset Since you can store up to 16 different presets in the DFR22 it can be helpful to differentiate them with a name and a brief description The information box in the center of the control bar of the main window displays these details as pictured below in Figure 3 2 Name Concerti Last Saved 05 Mar 2001 l i i Description Solo Mic with Stereo Mix Store H a Preset Preset save As f Open Device a FIGURE 3 2 The Information Box The name you enter here becomes both the name of the preset when you store the configuration to the device and the name of the file when you save it to PC The description will also be displayed in all the dialog boxes that list presets You can revise these details at any time in either Live Mode or Design Mode To name a preset Preset Information 1 Click once with the left mouse button anywhere in the information box Nene Primnced 2 The Preset Information dialog opens o Description 2tereo input and playback 3 Enter a name with a maximum of 15 characters and a description with a maximum of 80 characters 4 Click OK 5 The information box updates to reflect your changes Cancel Processor Configuration FIGURE 3 3 Preset Information Dialog There are two levels of working with processors at the configuration level in the signa

Shure DFR22 Software User Guide (English)

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