TacT Audio M2150 User's Manual
Contents
1. mute indicator Digital Press the DIGITAL button to select the digital input This is a toggle switch and input selector pressing it multiple times will toggle through all of the five digital inputs The selected input will be displayed in the input display portion of the display screen Analog Press the ANALOG button to select the ANALOG input This is a toggle switch and input selector pressing it multiple times will toggle through all of the three analog inputs The selected input will be displayed in the input display portion of the display screen LN NOTE The optional ADC module is required for analog inputs Tact Audio 15 Remote Control The remote control is used to access the front panel display controls and menus 1 2 3 4 5 7 6 9 10 11 8 12 16 Tact Audio 1 STANDBY The STANDBY button will turn the M S 2150 ON or it will place it into STANDBY mode When in standby mode the unit is placed into a low power idiling state The standby button is also used to save changes that were made in the menu editing parameters By placing the unit into standby the current settings are saved 2 DIGITAL The DIGITAL button will scroll sequentially allowing the selection of one of the 5 digital inputs 3 ANALOG The ANALOG button will scroll sequentially allowing the selection of one of the 3 analog inputs 4 CORRECTION block The CORRECTION block buttons are inactive with this u2. navigational buttons to highlight an option and use the UP and Down buttons to change its value Tact Audio 19 ADC menu ADC module optional 20 Tact Audio CRO menu The M S 2150 may be equipped with an optional state of the art Analog to Digital Converter To further enhance the converter s performance the system offers two selectable gain values for the ADC input stage These two values may be assigned to each input independently ADC Menu 1 1 Assignable gain values 2 Input channel currently selected 3 Active gain setting for selected input channel LOW 6 0dB in reference to 0 0dB Input sensitivity 2 2 volt HIGH 0 0dB in reference to 0 0dB Input sensitivity 4 4 volt Use the UP and DOWN navigational buttons to scroll through the available options and press the ENTER button to activate the currently displayed selection To select an analog Input 2 use the ANALOG selector button found on the M S 2150 front panel or on the remote control to scroll to the input you would like to edit The M S 2150 can apply user selectable crossovers to the outputs The default setting is set to OFF with no crossovers applied For your convenience there are a total of 10 default crossover selections pre loaded for use with most biamped systems If a different crossover is desired there are other options using the P C software included with the unit CRO Menu 1
3. Owner s Manual M2150 S2150 True Digital Amplifier Blank Page WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance ser vicing instructions in the literature accompanying the product The lightning with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of Dangerous Voltage within the product s enclosure that maybe of sufficient magnitude to constitute a risk of electrical shock to a person Tact Audio 3 Important Safety Instructions Cleaning and Maintenance Note symbol 4 Tact Audio amp OQ Ponsa 9 Read these instructions entirely before installing or operating this equipment Keep these instructions Heed all warnings Do not use this equipment near water or allow it to become wet Do not block any ventilation openings Install in accordance with the manufacturer s instructions Do not install near any heat sources such as radiators heat registers stoves or other appliances including amplifiers that produce heat doing so may damage the unit
4. 1 Crossover selections 2 Active Crossover selection 3 Active Crossover selection Example Option 4 10th order lowpass 65Hz 10 highpass 65Hz See the InOut menu for more information about output settings used with crossover configuration Use the UP and DOWN navigational buttons to scroll through the available options and press the ENTER button to activate the currently displayed selection TRIG menu DISPL menu Display The trigger menu is used to control the behavior of the 2150 amplifier when a trigger signal is detected When the input trigger is set to ON and a trigger signal is de tected the amplifier will turn ON The amplifier will stay in or switch to STANDBY mode if there is no trigger signal detected When the input trigger is set to OFF the unit will not respond to a trigger signal however the trigger signal will still be passed through the Trigger OUT terminal on the rear panel TRIGGER Menu 1 1 Trigger input selections 2 Active trigger input setting Use the LEFT and RIGHT buttons to highlight the desired option and select it by pressing the ENTER button The display menu controls the display Time Out feature This option is used to turn the front panel display ON or OFF When this option is set to ON the front panel timer will turn the front display off when the front panel has not been ac cessed fo
5. as slave amps The top S2150 has a DSP controlled high pass filter and drives the tweeter section The middle S2150 has a High and low pass filter and drives the midrange section The bottom S2150 has a low pass filter and drives the bass section 14 Tact Audio Front Panel Controls The front panel controls on the 2150 amplifier will allow you to control all of the amplifiers main features All secondary options are controlled with menus using the remote control or the supplied software The exclusive TacT wheel is the master volume control The wheel is only available on the M2150 Digital Input Selector Analog Input Selector Master Volume Mute ON OFF Switch Input Display Display Volume Level ON OFF Use the ON OFF switch to toggle between ON and OFF operation Standby mode can be only selected only through the remote control Master volume The master volume is controlled by turning the large volume wheel The green num bers on the left side of the wheel will change as you turn the wheel this is your master volume level indicator The wheel sensitivity maximum volume and other settings can be found in the OPT menu Mute Use the MUTE button to mute or un mute during playback The master level indica tor will switch to in Mute mode You can still adjust the master volume while the unit is in Mute mode the master level indicator will briefly indicate the level then switch back to
6. enter the amplifiers menu section Use the LEFT and RIGHT navigational buttons to highlight an option with the selection cursor and to proceed to a new page To enter a highlighted option press the ENTER button Once you are in a menu option Use the MENU button to go back one step from sub menus or to return to the main operating screen Saving Menu Custom settings that are made to any of the menu selections may be saved by Settings placing the M S 2150 into standby mode If you make changes to any of the menu items and turn the unit off before placing it into standby mode all settings will be lost To place the M S 2150 into standby mode press the red STANDBY button on the remote control 18 Tact Audio DELAY menu LEVEL menu The Delay menu controls the system s time alignment The system s time align ment can be adjusted by changing the delay time for the left and right outputs inde pendently Delay Menu 1 1 Left and Right channel independent delay time settings Use the LEFT and RIGHT navigational buttons to highlight an option and use the UP and Down buttons to change its value The Level menu controls channel balancing You can adjust the system s bal ance by changing the attenuation for the left and right output signals indepen dently Level Menu 1 1 Independent Left and Right channel level settings Use the LEFT and RIGHT
7. is O01 If multiple amplifiers are used together different addresses will allow individual control of each amplifier Address Menu 1 1 Address settings 2 Active address setting Use the UP and DOWN navigational buttons to select the desired system ad dress and then press the ENTER button to select it The lock menu allows a lock to be set to prevent entering the M S 2150 editing menus and the changing of the selected input without unlocking the 2150 with the lock code By default the 2150 is unlocked and all menus can be accessed and inputs can be changed without entering a lock code When the unit is locked the only menu option that can be entered is the LOCK menu to unlock the unit Once the lock code is entered you will be able to use the 2150 menus until the lock code is entered again to lock the 2150 Lock Menu 1 Lock code 2 Active lock state 3 Set button To lock or unlock the M S 2150 enter the lock code 1 2 3 4 by using the LEFT and RIGHT remote control buttons to select each digit and use the UP and DOWN buttons to select the desired number from 0 to 9 Once the code is en tered select the SET option and then press the ENTER button to unlock or lock the unit The active lock state will be displayed in the active lock state portion of the screen Tact Audio 25 26 Tact Audio GAIN menu The gain menu allows for an inc
8. run in biamped or even tri amped mode etc This type of setup allows for one amplifier channel to drive a specific driver or fre quency region The most commonly used setup is biamped two channels to each speaker high and low The following are two examples of making a biamped connec tion LEFT RIGHT SPEAKER SPEAKER HIGH a LOW H Vertical Biamping LEFT RIGHT SPEAKER SPEAKER Tact Audio 13 Biamping continued When two or more 2150 amplifiers are configured in a bi tri amped setup both the signal and the RS232 TacT System Bus must be daisy chained between the amplifi ers The same signal flow is applicable for both horizontal and vertical bi amping From source From RCS2 0S RCS2 2X or Digital signal TCS mkil Optional coax SPDIF RS232 Digital signal coax SPDIF coax SPDIF WL LL i M2150 amp S2150 With its advanced DSP control the M S 2150 can enable digital crossovers Configurations high and low pass making it is possible to configure the 2150 amplifiers to virtually any system Examples of how a TacT active system can be configured 1 Active two way The M2150 operates as master amp control unit and the S2150 operates as slave amp M2150 has a DSP based high pass filter and drives the high section of the 2 way loudspeaker S2150 has a low pass filter and drives the bass section 2 Active three way The Tact RCS operates as master pre amp and the three S2150 operates
9. the past few years has it been possible to create a fully digital amplifier Ultra high precision DA conversion Upsampling to 384 000 Hz before conversion Full resolution at 30 dB Software upgradeable DSP section DSP based 48 bit internal electronic crossover in bi amped mode 192kHz 24bit AD converter Digital pre amplification with 24 bit resolution at a playback level of 39 dB Output of 2x300W into 4 Ohm load with extreme load tolerance NO feedback or feedforward locally or globally is utilized in the signal path Digital input Analog input optional ADC module M S 2150 Connections The 2150 amplifier has 5 digital inputs three RCA S PDIF D1 D2 D3 one AES EBU XLR D4 one TosLink S PDIF D5 All of the digital inputs support PCM audio data with sampling rates from 32kHz to 96kHz 16 24 bits however the AES EBU and RCA coaxial inputs support up to 192kHz Digital Input Section The 2150 amplifier has 3 stereo analog inputs whith the optional ADC module in stalled two analog stereo single ended RCA A1 A2 one analog stereo balanced XLR A3 NOTE A D conversion is always performed at 24 bits 192kHz Analog Input Section NOTE The optional ADC module is required for analog inputs Tact Audio 9 Digital output The 2150 amplifier has a digital pass through The digital input signal is passed to the digital output without processing or
10. volume control The sampling rate is the native sampling frequency of the input LAN NOTE that this output is not active when analog input is selected Digital Output RS 232 interface The M S 2150 has two RS232 interface ports ports INPUT AUX Use the INPUT port for communication with your Tact master controller or Personal Computer Use the AUX port to connect to TacT digital amplifiers RS 232 Interface Ports 10 Tact Audio Trigger outputs AC mains input A Speaker output normal operation The M S 2150 has a trigger IN and OUT to provide on and standby control from a trigger device and to pass the trigger signal to another device Trigger Connectors Connect the M S 2150 to the AC mains wall socket CAUTION Use the supplied IEC mains cable or a 3 prong grounded cable only Eee oko ee T LUULU Digital Output The 2150 amplifier has one pair of high quality WBT speaker terminals These termi nals will accept both spade and banana plugs When connecting your speakers please make sure that the RED HOT terminal is connected to your speakers POSI TIVE terminal and the BLACK COLD terminal is connected to your speakers NEGA TIVE terminal Tact Audio 11 Speaker output Biamped operation Horizontal Biamping 12 Tact Audio If you are using two or more 2150 amplifiers and your speakers allow for multi amping you can configure the system to
11. and present a fire hazard Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other If the provided plug does not fit into your outlet consult an electrician for replacement of the outlet to one that is polarized To protect against electrical shock match the wide blade of the polarized plug to the wide slot in the outlet and fully insert the plug Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit the equipment Do not use this unit with a damaged cord or plug Only use attachments accessories specified by the manufacturer Unplug this equipment during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Always unplug the unit from the electrical outlet before cleaning Do not use abrasive cleaners Simply wipe the exterior with a clean soft cloth A small amount of nonabrasive cleaner may be used on the cloth to remove excessive dirt or fingerprints The gt note lt LAN symbol indicates information very useful or essential to daily operation Acknowledgments 2003 Tact Audio Corporation All rights reserved No part of this document may be reproduced or transmitted in any form or by any means electronic mechanical photocopying or other wise without the prior written consent of the Tact Audio Corporat
12. be set to English United States Microsoft Windows compatible graphics card and monitor with screen resolution 800x600 or better CD ROM drive Microsoft windows compatible 2 or 3 button mouse Standard RS 232 serial port with DB 9 connectors Follow the steps below to install the M S2150 Room Correction Software 1 Start windows and insert the TacT software CD into your CD ROM drive 2 Double click on the My Computer icon on the desktop 3 Double click on the CD icon to launch the CD browser 4 Double click on Tact 2150 vx x exe and follow the instructions After the installation you will have the option to launch the M S2150 software If you would like to launch the program at this time when prompted select Launch TacT 2150 and the software will start You should now see the M S2150 System main screen To start the software go to the Windows Start menu select Programs then TacT 2150 and click on the TacT 2150 icon You should now see the M S2150 System main screen Tact Audio 27 Connect your M S2150 to your 28 Tact Audio Computer amp Your M S2150 must be connected to your computers serial port in order for it to communicate with your computer when you run the M S2150 software Please fol low the steps below to connect your M S2150 to your computer 1 Connect the RS 232 Input jack on the back of the M S2150 to your computers serial p
13. dB Wheel option sets the wheel sensitivity The maximum speed is 10 and minimum speed is 1 For example if the speed is set to 1 the volume increase is slower than if set to 10 To turn the wheel off set the speed setting to OFF This setting is located one step below 1 the minimum speed To select highlight an option use the LEFT or RIGHT buttons To modify a se lected option use the UP and DOWN buttons 22 Tact Audio INOUT menu amp POL menu Polarity This InOut menu is used to set the channel output configuration for the M S 2150 NOTE For vertical Biamping the source menu option should be set to L L for the amplifier that drives the LEFT speaker and R R for the amplifier that drives the RIGHT speaker InOut Menu 1 3 1 Source selections for output 2 Fixed output speaker posts 3 Active source setting Scroll through the available options with the UP and DOWN buttons and select it with the ENTER button The polarity menu is used to set the polarity independently for each channel Each channel can be set to 0 or inverted Polarity Menu 1 2 1 Left channel polarity setting 2 Right channel polarity setting To select highlight an option use the LEFT or RIGHT buttons To modify a se lected option use the UP and DOWN buttons Tact Audio 23 REM menu Remot
14. e COMM menu Communication amp 24 Tact Audio The remote menu allows for disabling or enabling the remote control Once the re mote control is disabled the unit can only be controlled from the front panel of the unit An alternate way to enable or disable the remote control is to press the front panel ANALOG and DIGITAL button simultaneously this can be used to change the remote control state without entering the REM menu Remote Menu 1 1 Remote control settings 2 Active remote control setting Use the LEFT and RIGHT buttons to highlight the desired option and select it with the ENTER button The communication menu allows for RS232 baud rate selection By default the 2150 amplifier is set to a baud rate of 57600 However some remote control sys tems may require a baud rate of 9600 The menu also contains the option to set the M2150 as a master controller for a system with multiple 2150 amplifiers NOTE MASTER control is only available on the M2150 Communication Menu 1 2 4 1 57600 baud rate setting 2 9600 baud rate setting 3 Active baud rate setting 4 Master Normal control setting M2150 ONLY Use the LEFT and RIGHT buttons to highlight the desired option and select it with the ENTER button ADDR menu Address LOCK menu The address menu allows for the setting of the address for the unit The default address setting
15. e following items in the accessory kit one AC mains cord RJ11 data cable RJ11 to RS232 adapter 15 RS232 cable CD rom with software remote control 2 AAA batteries one manual Operating voltage The 2150 amplifier is configured for either 110 or 220 240 volt operation The operat ing voltage is clearly marked on the outside of the box and also on the rear panel beneath the AC mains connector BEFORE CONNECTING THE POWER MAKE SURE THAT THE LABEL INDICAT ING THE VOLTAGE MATCHES THE VOLTAGE FOR YOUR COUNTRY The 2150 has three operating modes OFF AC mains power is cut off either via the front panel mains switch or by unplugging the amplifier from the wall outlet STANDBY The unit is powered but all outputs are muted and the display is off The amplifier uses very little current and is idling or sleeping Use the remote STANDBY button to toggle between ON and STANDBY ON Everything is powered and ready to use Tact Audio 7 How does it work Why hasn t anybody thought of it before 8 Tact Audio Features Introduction Congratulations on your purchase of your M S 2150 You have now acquired the most advanced stereo amplifier ever developed The digital input is taken to the central processor where it is reformatted into a pulse width modulated signal of extreme precision The pulse rate is measured at precisely 384 000 pulses per second Each pulse can have 256 diffe
16. ion The information contained in this document is subject to change without notice Registration IMPORTANT Please record your serial number here for future reference You will need this for future upgrades or should you ever require service on your M S 2150 M S 2150 serial number Optional modules installed ADC analog input Tact Audio 5 Table of contents Safety instructions 4 Acknowledgments Registration 5 Unpacking the m s 2150 7 Introduction 8 M S 2150 Connections 9 Front Panel Controls 15 Remote Control 16 Front Panel Display 18 Main screen 18 MAIN menu 18 Saving Menu Settings 18 DELAY menu 19 LEVEL menu 19 ADC menu 20 CRO menu 20 TRIG menu 21 DISPL menu 21 OPT menu 22 InOut menu 23 POL menu 23 REM menu 24 COMM menu 24 ADDR menu 25 LOCK menu 25 GAIN menu 26 TacT M S2150 Software 27 Connect your M S2150 to your Computer 28 Specification 29 6 Tact Audio Unpacking the M S 2150 Carefully remove the M S2150 and accessory kit from the carton and check for shipping damage Contact both the shipper and TacT Audio immediately if the unit shows any sign of damage from rough handling All TacT Audio equipment is carefully inspected before leaving our factory KEEP SHIPPING CARTON AND PACKING MATERIALS for future use or in the unlikely event that the unit needs servicing If this unit is shipped without the original packing damage could occur and void the warranty Accessories You should find th
17. nit 5 MENU The MENU button will switch the front panel display from the status screen to the main menu screen 6 VIDEO The VIDEO button is inactive with this unit 7 UP The UP navigational button is used to select menu options and or change their values 8 DOWN The DOWN navigational button is used to select menu options and or change their values 9 LEFT The LEFT navigational button is used to select menu options and or change their values 10 RIGHT The RIGHT navigational button is used to select menu options and or change their values 11 ENTER The ENTER button will select the menu option currently marked by the blinking cursor or is used to enter an edited parameter 12 VOLUME Block The VOLUME block consists of three buttons The MUTE button will mute un mute all enabled channels The UP button will increase the master volume level The DOWN button will decrease the master volume level Tact Audio 17 Front Panel Display Main screen When the 2150 amplifier is turned ON and the system loading sequence has com pleted the amplifier will display the normal operating main screen Main Screen 2 1 Name for input selection 2 Master level in dB 3 Input sampling frequency indicator MAIN menu The Main menu of the M S 2150 has three pages of general menu selections The remote control is needed to enter the amplifiers Menu selection pages Press the MENU button to
18. ort using the supplied cables and adapters Your computer must have a standard RS 232 serial port with a DB 9 connector NOTE If you have any other Tact digital amplifiers please disconnect their RS232 connection at this time 2 Turn on your M S2150 3 Turn on your computer and start the M S2150 System Software NOTE You may receive a communication error message Please close the mes sage window and proceed to the next step 4 Select the Com button on the main software screen to open the communica tion window 5 Under the Operating Mode select Connect 6 Under the COM Port section select COM1 If you receive an invalid port number message please try selecting each of the port selections until you do not receive this message If you receive this message on all COM ports you may not have a COM port installed on your computer Please refer to your computer manufactures documentation for help to install a COM port 7 To verify that M S2150 is properly connected to the host computer click on the Start button to perform the communication test If everything is functioning properly you should see the results below Press the Stop button after about 15 seconds to stop the test Rx Buf should display 0 Count should have counted in increments of 100 Err Count should be 0 If the results are as above select the Close button to close the communication window Your M S2150 is n
19. ow connected to your computer If the results are not as above please go back to step number 6 and select another COM port Then repeat step 7 NOTE If you are still are not passing the communication test you may not have a COM port installed on your computer or you may have another de vice such as a modem or hand held PC that may be sharing the COM port on your computer If you have a other Tact equipment attached it may be set to the same address The M S2150 requires a valid COM port that is not being used by any other devices NOTE You will only have to select the communication port once The next time you run the M S2150 correction software it will remember your set tings Specifications Power RMS per channel 8 ohm 2 x 150W Power RMS per channel 4 ohm 2 x 300W Output current peak per channel gt 50A Signal to noise ratio A weighted gt 110dB Dynamic range 20 Hz 20 kHz gt 130dB THD N all power levels 20Hz 20kHz lt 0 01 Digital resolution 16 24 bit Linearity 120dB 0 2dB Dimensions WxHxD 450x140x420 mm 17 7x5 5x16 5 in Weight shipping 18 kg 37 lbs Tact Audio 29 TacT Audio Inc 201 Gates Road Unit G Little Ferry New Jersey 07643 USA Phone 1 201 440 9300 Fax 1 201 440 5580 Email info tactaudio com www tactaudio com
20. r 10 seconds When this option is set to OFF the display will remain lit whenever the unit is on To wake the display simply turn the wheel or push any button on either the front panel or the remote control Display Menu 1 1 Display Timeout selections 2 Active Display Timeout setting Use the LEFT and RIGHT buttons to highlight the desired option and select it by pressing the ENTER button Tact Audio 21 Front Panel Displa OPT menu The options menu is designed to control the systems maximum signal level Options MAXLEV signal detection threshold DTHR and wheel speed WH LAN NOTE Wheel speed is only available on the M2150 Options Menu 1 2 1 Maximum Level setting 2 Detection setting 3 Wheel speed setting Max Level controls the system s maximum signal level For example if this option is set to 3 0 dB the volume control and output can not go above 3 0 dB Detection sets the signal detection threshold If the absolute value of the Left or the Right channel signal goes above this threshold the red signaling dot will be displayed on the front panel bellow the master volume display This feature can be used to indicate signal presence on either channel or to indicate near clipping condition To use it as signal presence indicator set Detec tion to a value close to 90 0 dB To use it as near clipping indicator set Detection to a value close to 0 0
21. rease in the overall volume level of the amplifier There are four gain settings that are available OdB 6dB 12dB and 18dB The amplifier will increase its overall gain by the amount set in the Gain setting For example if OdB is selected the amplifier will output OdB at maximum volume 99 if 18dB is selected the amplifier will output 18dB at maximum volume 99 Gain Menu 1 1 Active gain setting To edit the Gain setting use the UP and DOWN buttons to select the desired gain level setting OdB 6dB 12dB and 18dB The gain setting that is displayed is the active gain setting System requirements Software Installation Start The M S2150 software TacT M S2150 Software The M S2150 is more than just an amplifier With powerful features such as level balancing time alignment and assignable electronic crossovers you can custom ize and build the amplifier system that you need whether your system is biamped triamped or more Each of Tact s amplifiers employ an RS232 in and out connec tion for control from a Tact master controller Complete instructions for using the 2150 software can be found in the online help available in the software Your computer system must meet the following requirements An IBM compatible PC with Pentium 100 MHz 64 MB Ram amp 100 MB free hard disk space or better Microsoft Windows 98 ME 2000 or XP Operating system regional setting must
22. rent widths with the narrowest pulse being a mere 10 nanoseconds wide The clock frequency therefore is 98 MHz The central processor uses proprietary patented algorithms Equibit to arrive at exactly the right combination of pulse widths produce a highly accurate waveform This is the most fundamental departure from conventional am plifiers TacT defines the waveform mathematically we are not trying to follow or emulate a waveform by using feedback or feed forward Once the decision of the duration of the pulse is made the central processor con trols FET switches at the output with extreme precision Voltage and current are drawn from the power supply and fed to the speakers The level of playback is controlled by adjusting the voltage of the power supply As this voltage is switched directly to the speakers it is of paramount importance that the power supply be totally free of ripple and noise For TacT digital amplifiers a switch mode power supply of extreme precision with ripple rejection of more than 135 dB has been developed At full volume voltage the TacT M S2150 delivers 58 volts equivalent to 150 Watts into 8 ohms To reduce the volume the voltage of the power supply is reduced This means that the volume control is no longer part of an active circuit Why has this not been done before Well try to switch 58 volts DC 384 000 times per second without creating even a whisper of noise at a distance of 1 from the tweeter Only in
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