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System One Description, Installation, and APWIN Guide

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1. Ap 0 10 lt I a 20 30 40 80 10 20 50 100 200 500 ak 2k 5k 10k 20k 50k Figure 2 20 FIL D75F 75 us with 19 kHz FM notch De emphasis Filter 10 Ap 0 10 20 Di 30 40 sa 10 20 50 100 200 500 Ik 2k 5k 10k 20k 50k Hz Figure 2 21 FIL D50F 50 us with 19 kHz FM notch De emphasis Filter 2 16 System O ne Description Installation APWIN Guide Analyzer Specifications Specifications 30 40 51 o io 20 50 100 200 500 ak 2k 5k 10K 20k 50k Hz Figure 2 22 FIL D75 75 us De emphasis Filter 10 mm N 4 10 20 50 100 200 500 qk 2k 5k 10k 20k 50k Hz Figure 2 23 FIL D50 50 us De emphasis Filter 2 2 13 IMD Option The IMD option enables intermodulation distortion measurements to all three of the most popular methods SMPTE or DIN DIM or TIM and CCIF difference frequency IMD testing can reveal important forms of non linearity that are not easy to detect with conventional THD THD N tests 2 2 13 1 Option Configuration The System One IMD Option consists of two circuit boards The analyzer option board IMD DIS mounts to the DIS 1 distortion measurement module The generator option board IMD GEN mounts to the main generator module It contains the SMPTE and CCIF IM frequency generator and the DIM test signal squarewave generator The main oscillator of the g
2. 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Figure 2 14 FHP 400 400 Hz 9 pole High Pass Filter 10 Ap Figure 2 15 FBP XXXX Fixed 1 3 Octave Band Pass Filter 10 E Ap Figure 2 16 FBP 500X High Q 500 Hz Band Pass Filter for CD linearity testing 10 E Ae Figure 2 17 FIL RCR 200 Hz to 15 kHz with 19 kHz FM notch Receiver Testing Filter System One Description Installation APWIN Guide 2 15 Specifications Analyzer Specifications Ap apa 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Figure 2 18 FIL IECR 20 Hz to 15 kHz with 15 625 kHz PAL notch Receiver Testing Filter 10 0 E lt a N o 40 E 50 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Figure 2 19 FIL D75B 75 us with 15 734 kHz NTSC notch De emphasis Filter 10
3. 2 33 3 Hardware Installation 3 1 Rack MOUNnt nNge nrnna aa aaa a a T ia 3 1 3 131 Sytem One 3 1 3 1 2 Switchers SIA 322 and DCX 127 eect terete 3 1 3 2 Primary Power ConsiderationS i 3 1 3 2 1 AC Mains Switch Required 3 1 3 2 2 Checking or Changing Power Line Voltage 3 2 3 2 3 Fuse Informations aa aaa 3 3 3 2 4 Changing Fusing ArrangeMEnt 3 4 3 2 5 Proper Environment 3 4 3 3 Installing ISA WIN APIB Card ii 3 4 3 3 1 Address Jumper Settings 3 5 3 4 Installing PCM WIN PCMCIA Interface Card 3 6 3 5 Connecting the APIB Interface i 3 7 System O ne Description Installation APWIN Guide 3 6 Setting Switcher Addresses and M0dES 3 8 3 6 1 Switcher Address SettingS i 3 9 3 6 2 Input Output and Patch Point Switcher M ode Switches 3 10 3 6 3 Unbalanced Switcher Mode SWitch i 3 11 3 6 4 Board JUMPS aiiai naaie aienea ia aiaa 3 12 4 Software Installation Windows 95 and NT 4 1 Using PCM WIN card with Windows 95 or NT 4 7 5 Software Installation Windows 3 11 il Installing APW IN eaaa aa n a a a 5 1 5 2 nstalling WIN32 Seain n ala 5 8 5 3 Using PCM WIN with Windows 3 11 5 11 5 3 1 Installing APSIDRV SYS i 5 11 5 3 2 What APSIDRV SYS DOES 5 12 5 3 3 Configuring Card Services for use with APSIDRV 5 13 6 Getting Started with APWIN 6 1 Starting APWIN a
4. Minimum Recommended Requirement Configuration Windows 3 11 Computer CPU 386SX 20 MHz 486DX2 66MHz Memory 8 MB 16 MB Hard drive 100 MB 500 MB Free hard drive space 20 MB 100 MB Video VGA 640 x 480 SVGA 1024 x 768 Windows 95 NT 4 0 Computer CPU 486DX2 66MHz Pentium or better Memory 16 MB 32 MB or more Hard drive 500 MB 500 MB or more Free hard drive space 100 MB 100 MB Video VGA 640 x 480 SVGA 1024 x 768 8 Emission and Immunity levels are influenced by the shielding performance of the connecting cables The shielding performance of the cable will depend on the internal design of the cable connector quality and the assembly methods used EMC compliance was evaluated using Audio Precision XLR type cables part number 4155 0117 System O ne Description Installation APWIN Guide Software and Control Specifications Note regarding Windows 3 11 Windows 95 and Windows NT APWIN will operate under either Windows 3 11 Windows for WorkGroups Windows 95 or Windows NT 4 0 We have experienced some minor incompatibilities in some Windows 3 1 installations and therefore recommend upgrading to Windows 3 11 or Windows 95 if problems occur Windows 95 or Windows NT 4 0 will provide the best performance for APWIN 2 11 2 ISA WIN APIB Card The ISA WIN APIB Card is installed in the user s pc and interfaces between the PC and the APIB Audio Precision Interface Bus The ISA WIN card is a ha
5. 2 20 System One Description Installation APWIN Guide iii 2 3 DSP SpecificationS i 2 21 2 3 1 Analog Input Related SpecificationS 2 22 2 3 2 Analog Output Related i 2 22 2 3 3 Digital Input O utput Related System O ne Dual Domain ONlY 2 23 2 3 4 Signal Output in Digital Domain 2 24 2 3 5 Real Time Program Descriptions 2 24 2 3 6 Block Mode Program Descripti0NS 2 26 2 4 Switchers SpecificatiONS iii 2 28 2 5 DCX 127 Multi Function Module SpecificationS 2 28 2 5 1 DC Volts Measurements n 2 28 2 5 2 Resistance M easureMent 2 29 29 3 DOQUtpub sitcia rata eid 2 29 2 5 4 Digital INput O Utput i 2 29 2 5 5 Auxiliary Output POrtS i 2 29 2 6 SIA 322 Serial Interface Adapter Specifications cece 2 30 2 7 Primary Power and Fuse Information all components 2 30 2 8 Environmental all components eerren 2 31 2 9 Physical Dimensions and W eights c cceeeeeeeceeeeeeeteeeeeeteeeeees 2 31 2 9 1 gt Sytem ONG iti 2 31 2 9 2 Switchers DCX 127 and SIA 322 2 31 2 10 Regulatory Compliances all COMponeEntS eee e tees 2 32 2 11 Software and Control cece eeee eter etee sete a ti 2 32 2 11 1 Computer Requirements 2 32 2 11 2 ISA WIN APIB Card 2 33 2 11 3 PCM WIN Card 2 33 2 11 4 Cables and AdaptersS
6. Setup has determined that your Microsoft Windows System Directory is C WINDOWS SYSTEM Some Win32s components will be installed into this directory The other components will be installed into the WIN32S subdirectory of this path Press Continue to proceed with the installation and Exit to quit Figure 5 16 Win32s setup target directory window At the end of the installation you should see the screen shown in Figure 5 17 Microsoft Win32s version 1 25 Setup Program a Microsoft Setup Microsoft Win32s System Setup A The Microsoft Win32s components have been installed successfully Setup will now exit and restart Microsoft Windows to complete the installation Figure 5 17 Win32s installation completion message window Windows will restart to enable the new 32 bit extension At this point you can again run the APWIN installation Insert disk 1 of the APWIN installation disks and follow the instructions given in Section 5 1 This time you should see the Welcome screen shown in Figure 5 4 5 10 System O ne Description Installation APW IN Guide Using PCM WIN with Windows 3 11 Software Installation Windows 3 11 5 3 Using PCM WIN with Windows 3 11 Note For Windows 95 refer to Section 4 1 for PCMCIA card installation instructions The Audio Precision PCM WIN interface adapter can be used to connect a PC or notebook computer equipped with a PCMCIA type Il slot and version 2 1 or later
7. DSP Specifications Specifications 48 kHz Sample Rate 192 kHz Sample Rate Range 20 Hz 21 75 kHz 80 Hz 80 kHz Filter Shapes 6 pole 1 8 octave Q 12 6 pole 1 8 octave Q 3 dB BW 8 of center 12 3 dB BW 8 of frequency or 10 pole center frequency 1 10 octave Q 15 3 dB BW 6 7 of center frequency 2 3 5 2 GENANLR GENANLR is a real time two channel digital input output program designed for use only with System One Dual Domain It generates a sinewave of any amplitude and frequency acquires digital format audio data on two channels simultaneously has two DSP implemented RMS detectors and offers a selection of filters including selectable highpass tunable bandpass or bandreject A weighting and CCIR weighting filters plus a quasi peak detector for noise measurements It thus emulates in the digital domain most of the common analog domain audio measurements Belw are the digital analyzer specifications for digital generator specifications see the real time sections of Signal Output in Digital Domain Level Measurement Related Range 0 dB FS to 125 dB FS Resolution 0 01 dB Accuracy and Flatness 0 02 dB Units FS dB FS Filtered Level Measurement Related Filter Shapes Bandpass Q 19 BW 5 3 of center frequency band reject highpass at 22 Hz 100 Hz or 400 Hz A weighting CCIR weighting 400 Hz highpass is 10 pole elliptical when no other filters are in use 22 H
8. Earlier Audio Precision PCI 1 PCI 2 or PCI 3 cards or current ISA DOS or PCM DOS interface cards will not work with APWIN For table top use the System One can be stacked with switchers or other instruments 3 1 Rack Mounting 3 1 1 System One A kit is available to allow rackmounting in a standard 19 inch equipment rack Contact Audio Precision for further information 3 1 2 Switchers SIA 322 and DCX 127 To rack mount the switchers SIA 322 and DCX 127 note that the rackmounting brackets can be installed in two ways e To mount the front panels flush with the front of the rack or e To mount the instruments with the panels recessed which allows space for the connectors inside the rack For the switchers be sure to observe the instruction given in Section 3 2 1 when rackmounting 3 2 Primary Power Considerations Refer to Section 2 7 or the rear panel label for fuse specifications Unplug the power cord from the instrument before changing fuses or performing any other operations described in this section 3 2 1 AC Mains Switch Required The SWR 2122 Series switchers do not have individual power switches and are intended for continuous operation However they should be plugged into a switched power source or mounted to give the user access to the mains cable for disconnect System One Description Installation APWIN Guide 3 1 Hardware Installation 3 2 Primary Power Considerations 3 2 2 Checking or Chang
9. Range 20 Hz 50 kHz lt 25 uVrms 26 66 Vrms lt 90 dBu to 30 7 dBu 10 Hz 204 kHz lt 25 uVrms 13 33 Vrms lt 90 dBu to 24 7 dBu Maximum Output Power Into 600 Q 30 0 dBm Rs 50 24 7 dBm Rs 600 Into 150 Q 30 0 dBm Rs 50 Resolution lt 0 01 dB or 1 27 uV whichever is greater Accuracy 0 1 dB 1 at 1 kHz Flatness 1 kHz reference 0 03 dB 20 Hz 20 kHz 0 15 dB 10 Hz 120 kHz Unloaded open circuit Divide maximum amplitude by 2 6 dB for unbalanced or common mode configurations 2 Total peak output current rating is 120 mA balanced 240 mA unbalanced 20 Hz 20 kHz System One Description Installation APWIN Guide 2 1 Specifications 2 2 System O ne Generator Specifications 2 1 3 Distortion Measured with a passive notch filter and spectrum analyzer Valid for any Rigad 2300 Q 20 Hz 20 kHz 0 0005 106 dB 10 Hz 100 kHz 0 0050 86 dB 2 1 4 Output Related Configurations Balanced unbalanced or common mode test same as balanced except generator is connected between the output common and source impedance center tap Source Impedance 50 150 600 Q balanced or 25 600 Q unbalanced 1 Q Source impedance does not change with output OFF Maximum Rated Floating Voltage 42 V peak ac 60 V dc True transformer isolation 2 1 5 Auxiliary Signals Sync Output LSTTL compatible squarewave signal for triggering stable oscillosco
10. ii 2 13 Figure 2 7 FIL CMS C Message Weighting Filter ANSI IEEE 743 1984 2 13 Figure 2 8 FIL CWT C Weighting IEC 179 ccccccscsesesetesesceceeesesieeeeeseeats 2 13 Figure 2 9 FLP 1K 1 kHz Low Pass 5 pole Butterworth Filter in 2 13 Figure 2 10 FLP 20K 20 0 kHz Quasi elliptic sharp cutoff Low Pass Filter 2 14 Figure 2 11 FLP 50K 50 kHz 3 pole Butterworth Low Pass Filter 2 14 Figure 2 12 FLP 8K 8 kHz 7 pole Butterworth Low Pass Filter scese 2 14 Figure 2 13 FLP A20K Apogee Brick W all 20 kHz Low Pass Filter ses 2 14 Figure 2 14 FHP 400 400 Hz 9 pole High Pass Filter 2 15 Figure 2 15 FBP XXXX Fixed 1 3 Octave Band Pass FIlter iii 2 15 Figure 2 16 FBP 500X High Q 500 Hz Band Pass Filter for CD linearity testing 2 15 Figure 2 17 FIL RCR 200 Hz to 15 kHz with 19 kHz FM notch Receiver Testing Filter ii 2 15 Figure 2 18 FIL IECR 20 Hz to 15 kHz with 15 625 kHz PAL notch Receiver Testing Filter iii 2 16 Figure 2 19 FIL D75B 75 us with 15 734 kHz NTSC notch De emphasis Filter 2 16 Figure 2 20 FIL D75F 75 us with 19 kHz FM notch De emphasis Filter 2 16 Figure 2 21 FIL D50F 50 us with 19 kHz FM notch De emphasis Filter 2 16 Figure 2 22 FIL D75 75 usDe emphasiSFilter iii 2 17 Figure 2 23 FIL D50 50 us De emphas is Filter 2 17 Figure 3 1 Changing pow
11. marks a terminal that is bonded to conductive parts of the instrument Confirm that this terminal is connected to an external protective earthing system Disclaimer Audio Precision cautions against using their products in a manner not specified by the manufacturer To do otherwise may void any warranties damage equipment or pose a Safety risk to personnel System One Description Installation APWIN Guide ix System Two Description Installation APWIN Guide 1 Introduction 1 1 Scope of This Manual This guide serves several purposes e It will help you install the hardware and software for APWIN Audio Precision s user interface and software package for System One e t describes several basic hardware considerations for installing the components such as power line voltage settings fuse information APIB Interface Cable connections and jumper and DIP switch settings e It contains full specifications for the System One including its options and ancillary components switchers etc e It contains some fundamental APWIN assistance such as starting setting user preferences APWIN help files compatibility issues and troubleshooting Although intended specifically for APWIN Version 1 5 or later many parts of this guide are applicable to earlier versions Section 1 2 gives a list of other System One documents and a brief description of the contents of each 1 2 Related Documentation e APWIN User s Manual
12. 120 16 Hann Hann Hann kHz none Flattop none Flattop Flattop none none FFT phase measurement NO NO YES YES YES absolute amp interchannel interchann el only on Chan B Distortion amp noise NO NO YES YES NO measurements from multitone signals Recognize amp trigger on NO NO NO YES NO multitone signals Frequency error NO NO NO YES NO correction by comparison to stored signal Real time high resolution YES NO NO NO NO sinewave generator Generate signals from YES NO YES YES NO downloaded waveform multitone etc Generate Maximum NO NO NO NO YES Length Sequence noise ation APWIN Guide 2 27 Specifications Switchers Specifications END OF SYSTEM ONE SPECIFICATIONS The remainder of the specifications in Section 2 are for optional system components 2 4 Switchers Specifications Max Voltage Rating 200 V pk 160 V rms Max Signal Power 30 watts or 1 ampere whichever is greater Crosstalk Balanced 600 Load 20 kHz 140 dB 100 kHz 126 dB Unbalanced 600 Load 20 kHz 120 dB 100 kHz 106 dB Series Resistance Typically lt 0 3 ohms per side Shunt Capacitance Typically lt 90 pF each side to ground 2 5 DCX 127 Multi Function Module Specifications 2 5 1 DC Volts Measurements Accuracy 6 rdg s 25 rdg s 200 mV range 0 05 0 03 mV 0 05 0 1 mV 2 V range 0 05 0 1 mV 0 05 1 mV 20 V range 0 05 1 mV 0 05 10 mV 200 V range 0 05 10 mV 0 05 100 mV 500 V
13. SY S 200 series and three SY S 300 series retain all of the capability of level one but add DSP Digital Signal Processing generation and measurement features System One DSP SYS 200 series provides advanced signal analysis and generation for testing analog domain audio devices System 18 Unloaded open circuit Divide maximum amplitude by 2 6 dB for unbalanced or common mode configurations Amplitude is calibrated in Vpp Other amplitude units are referenced to a sinewave with equivalent Vpp 13 Noise amplitude calibration is approximate only and may be exceeded 0 01 of the time System One Description Installation APWIN Guide 2 21 Specifications DSP Specifications One Dual Domain SY S 300 series offers these same features for analog domain signals plus digital domain inputs and outputs System One s analog hardware generation and measurement sections operate independently and concurrently with DSP and digital domain functions and are frequently used together for testing A D or D A converters or for analog pre processing before DSP processing 2 3 1 Analog Input Related Specifications Any analog domain input signal must be converted to a digital signal before either real time or block mode analysis in the DSP modules These specifications describe the accuracy and limitations of that conversion A D Converters Dual channel independent 16 bit Sample Rates 192 k 80 kHz analog bandwidth 176 4 k 80 kHz
14. a RECCE Figure 5 13 Setup Complete message window using PCM WIN APIB card 5 2 Installing WIN32S Note APWIN was designed as a 32 bit application to be able to take advantage of Windows 95 in a future release Windows 3 11 is a 16 bit operating system but is able to run more advanced 32 bit applications by adding extensions to its basic capability This extension is called WIN32S and is a Microsoft program A copy of WIN32S version 1 30 is included with APWIN under license from Microsoft At the start of the APWIN installation the setup program looks for the presence of WIN 32S that may have been already installed by another program If it finds WIN 32S the APWIN installation continues If it does not find WIN32S the installation will inform you that the Microsoft WIN 32S installation procedure must be done You will be prompted to abort the APWIN installation and install WIN 32S After WIN 32S is successfully installed you can again run the APWIN installation If WIN32S has been successfully installed you will then see the Welcome screen shown in Figure 5 4 Note that APWIN version 1 3 and previous version 1 2 requires version 1 30 of WIN32S Earlier versions of APWIN prior to 1 2 installed an earlier version of WIN32S The APWIN installation will automatically detect this and require the new version to be installed System O ne Description Installation APWIN Guide Installing WIN32S Software Installation Win
15. and switches to automate or control the starting of APWIN Section 6 1 1 3 lists and describes all of the available command line options and switches System One Description Installation APWIN Guide 6 5 6 6 Getting Started with APWIN Starting APWIN 6 1 1 2 Windows 3 11 To start any Windows 3 11 program from the DOS prompt type WIN followed by the Windows file name This will automatically start Windows and launch the specified program If this line is the final one in the AUTOEXEC BAT file the complete start up will be automated As an alternative the program to be launched can be put in the STARTUP group Then every time Windows is started the specified program will launch Here is a syntax example Put the following lines at the end of your AUTOEXEC BAT file CD APWINBIN WIN APWIN EXE RUNPRO C APWIN S1 SAMPLES SYSTEM1 APB These commands will launch Windows launch APWIN load the procedure SYSTEM2 APB and run this procedure The sample procedure used in this example presents the user with a series of buttons forming menu choices Replace the path and filename reference in the example above with your particular procedure name Section 6 1 1 3 lists and describes all of the available command line options and switches 6 1 1 5 Command Line Options and Switches Syntax APWIN TESTNAME AT1 TESTNAME AT2 PROCEDUR APB DATAFILE ADA OPTION OPTION again the above will actually be all on one line Where TE
16. bandwidth 48 k 22 kHz bandwidth 44 1 k 20 kHz bandwidth 32 k 15 kHz bandwidth or 1 k sample second 350 Hz bandwidth Not all sample rates are available with all DSP programs A D Analog Sources Selectable Channel A or B following input range sections of analog analyzer Reading analyzer output following tunable analog bandreject or bandpass filter and all analog high pass low pass optional and external filters generator monitor output or panel mounted dc coupled fixed sensitivity BNC inputs Worst Case Harmonic or 85 dB for in band signals lt 0 5 x sample rate 60 Spurious Product dB for out of band signals Direct BNC Inputs Input via Analog Analyzer Amplitude Range 2 00 Vrms full scale 300 uV to 160 Vrms full 2 828 Vpk scale autoranging Accuracy Flatness 0 25 dB dc 0 45 x 0 25 dB 20 Hz 0 45 x sample rate at sample sample rate at sample rates gt 8 kHz for example rates gt 8 kHz for dc 20 kHz 44 1 kHz example 20 Hz 20 kHz sample rate 44 1 kHz sample rate 2 3 2 Analog Output Related Four DSP programs FFTGEN FASTTEST FASTTRIG MLS include signal generation capability and are often used to test analog domain devices The digitally generated signal must thus be converted to the analog domain These specifications describe the accuracy and limitations of that conversion Note that while FFTGEN FASTTEST and FASTTRIG can generate two downloaded
17. be required We recommend that all files be installed as shown If you are tight on space or you are re installing part of the software you can selectively turn off any of the items shown by clicking on the check boxes an X or Y means install a blank box means don t install The next screen asks if you want the Audio Precision PCMCIA driver installed in your CONFIG SYS file If you intend to use APWIN with the PCM WIN card interface you will need Card and Socket Services and the Audio Precision PCMCIA driver for this interface to function Click the Install APS1DRV SYS driver selection on the screen Figure 5 8 PCMCIA Driver Installation selection screen System One Description Installation APWIN Guide 5 5 Software Installation Windows 3 11 Installing APWIN Click to proceed with the installation This dialog box will suggest a new Program Manager Group name and show a list of all your existing program groups If you accept the default new name APWIN will create a new Program Group called Audio Precision APWIN1 50 If you choose one of the existing Program Groups the new icons will be added to that group rather than put in a new group Setup will odd progiem icons to Me Frogram Folderlisted below You may type a rewinisice name ce seiectona from tha existing Folders list Click Nat to coninus Brogrem Folders Ezjsbng Foldere BCHEW Tutorial Bounds Checker for Yindows 2 0 Microsoft Visual C Winl2s Nen
18. keyboard and monitor at the same location as the telephone as we will likely ask you to try several things to assess the situation If you need to determine which version of APWIN is loaded click on the Help menu item and then About APWIN in the pull down menu The following dialog will appear About APWIN x Audio Precision APAIN version 1 500142 Ae Panel Dil Version 1 50 142 System One Dil Version 1 50 142 System Two Dil Version 1 50 142 Copyright 1995 1997 Audio Precision Inc Figure 7 1 About APWIN window 7 4 System O ne Description Installation APWIN Guide
19. 2 6 Analyzer Specifications 2 2 5 THD N Measurement Related THD N mode is similar to the Bandreject mode but with auto nulling and fine tuning loops activated to maintain optimum fundamental rejection With FIXED tuning the notch frequency may be directly programmed 3 tracking range for quantization distortion or SINAD tests With AUTO tuning the notch frequency is ganged to the GEN 1 module frequency during a generator sweep otherwise it will track the measured input frequency provided Vj gt 10 mV and signal THD N lt 20 THD N may be displayed as a ratio dB PPM X Y of the total input signal measured by the LEVEL meter or as an absolute amplitude volts dBu dBm etc Fundamental Range 10 Hz 200 kHz Minimum Input lt 25 uV 90 dBu with FIXED tuning 10 mV 38 dBu with AUTO tuning THD N Range 0 to 100 Accuracy 0 5 dB for harmonics to 120 kHz 0 5 3 dB to 500 kHz Residual THD N 20 Hz 20 kHz 0 0010 1 5 uV 22 Hz 22 kHz BW fundamentals 0 0015 3 0 uV 22 Hz 80 kHz BW 0 0040 10 uV full BW lt 0 0010 at Vin 2 Vrms 22 Hz 80 kHz BW 10 Hz 100 kHz fundamentals 0 010 10 uV full BW Auto Nulling Time Typically 0 3 0 4 s above 100 Hz 1 5 s at 20 Hz 3 5 s at 10 Hz A 20 Hz 20 kHz 16 point sweep will typically run in 9 11 s 8 Input must be gt 10 mV with a ratio unit selection 9 System specification
20. 415 968 0274 5 3 3 Configuring Card Services for use with APS1DRV Card Services assigns I O and Memory card addresses when the card is inserted To do that it must have a pool of free memory and I O addresses to choose from Each vendor uses a different method of generating and keeping the pool APWIN requires that one of the four PCM WIN addresses be available The pool of I O addresses needs to include one of these Since some vendors don t include these addresses in their standard pool the user must manually change it This section describes the changes if any that are needed on a vendor by vendor basis To make it easier to identify the software vendor their standard installation directory is included with the vendor s name 5 3 3 1 System Soft Corporation Installed in CARDSOFT directory More than half of the PCMCIA systems shipped use System Soft s Card and Socket Services We have found APS1DRV to be very compatible with their Card Services Release 2 1 Version 2 06 The Socket Services file name is dependent on the interface chip manufacturer The Card Services file name is always CS EXE We have successfully tested the following Socket Services device drivers SCCIRRUS EXE Cirrus interface chip SS365SL EXE Intel interface chip and SSVLSI EXE VLSI Technologies interface chip We have observed problems with SSDBOOK EXE Data Book interface chip See the section on Award Software for more inf
21. 5 3 pole Butterworth 22 Hz 3 pole within CCIR 468 3 limits for unweighted response Low Pass Filters 80 kHz 5 3 pole Butterworth 30 kHz 5 3 pole Butterworth 22 kHz 6 pole within CCIR 468 3 limits for unweighted response External Filter Connectors Output 560 Q 5 unbalanced Maximum signal level is 700 mVpp 10 dBu Input 1 MQ 5 unbalanced Protected up to 15 Vpeak overloads Bandwidth is gt 200 kHz System One Description Installation APWIN Guide 2 7 Specifications 2 8 Analyzer Specifications 10 Ap 0 10 7 pa 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k 200k Hz Figure 2 3 Typical responses of the bandwidth limiting filters 2 2 8 Monitor Outputs Channel A Buffered version of Channel A input signal following attenuation and or preamplification 3 Vpp maximum Rout 560 Q 5 Channel B Buffered version of Channel B input signal following attenuation and or preamplification 3 Vpp maximum Rout 560 Q 5 Reading Signal Buffered version of the final Processed Signal Processed Signal signal presented to the detector stages following all filtering and additional gain stages 3 V pp maximum Rout 560 Q 5 2 2 9 Dual Input Phasemeter Related SYS 22 and SYS 02 configurations only SY S 22 and SYS 02 configurations add a second autoranging Channel B input and phasemeter enabling simultaneous measurement of input amplitudes ratio or crosstalk A
22. File Edit View Help AR Q 9 APWIN Basic APWIN for APWIN for Converter System One System Two Help Help 2 E wW APWIN MAKEWAY2 Uninstall Release APWVIN 1 50 Notes 1 object s selected 507 bytes Figure 6 1 APWIN directory window To start APWIN simply double click on the APWIN 1 5 icon shown in Figure 6 1 During startup APWIN loads several files and checks for the presence of the Audio Precision hardware It will look for an ISA WIN or PCM WIN interface card and then for a System One or System Two It is able to automatically identify System One or System Two and may dependent on the configuration ask you to choose which System to set up for Choose Hardware x APWIN is configured to prompt for hardware Q choice or no hardware was found Please select your hardware System Two Figure 6 2 Choose Hardware window See Configuration preferences below If APWIN does not find an interface card and then a System it will announce this and indicate that it will run in Demo mode Demo mode allows all program functions to be used except those requiring communication with the instrument All Reading fields will display random numbers After APWIN is loaded you can load sample tests sample procedures change instrument settings on the various panels run tests System One Description Installation APWIN Guide 6 1 Getting Started with APWIN Starting APWIN and run procedures See the User s Manual f
23. after the Card and Socket Services drivers System One Description Installation APWIN Guide 5 11 Software Installation Windows 3 11 Using PCM WIN with Windows 3 11 5 12 To install completely the driver must complete four steps The steps are load and start running locate the Card Services device driver identify an unused advanced multiplexed interrupt service number AMIS and hook into the system If all of these steps succeed the driver will display the following APS1DRV SYS Audio Precision Card Intercept Driver version 1 0 Copyright c 1994 1995 Audio Precision Inc All rights reserved Card Services driver located PCMCIA Client has been installed properly Intercept Driver installed successfully The troubleshooting section of this document describes what messages appear if the driver fails during the installation 5 3 2 What APS1DRV SYS Does APS1DRV acts like a centurion always watching the PCMCIA slots for PCM WIN and PCM WIN cards Like any other device driver such as RAMDRIVE SYS APS1DRV links into MS DOS as it starts and supports a fixed set of well defined operations The device created by loading APSIDRV SYS is called APS1 DRV This name must be different from the name of the file that loaded the driver APSIDRV doesn t contain an underscore While the device name is much longer than MS DOS users are used to it acts just like COM 1 or LPT3 This leads to an important
24. contains a comprehensive description of the full capabilities of APWIN e APWIN Tutorial designed to lead you through your first operating session with APWIN and System One e APWIN BASIC procedure language User s Manual and Programmer s Reference includes detailed descriptions and syntax for every command e System One Service Manual contains detailed System One information including adjustment procedures diagnostic procedures and drawings of electrical and mechanical parts This manual is not required for routine understanding or operation and must be purchased separately System One Description Installation APWIN Guide 1 1 Introduction 1 2 Overview e SIA 322 Serial Interface Adapter User s Manual details the capabilities and operation of the SIA 322 This manual comes with the SIA 322 a highly specialized optional accessory e Audio Measurement Handbook intended as a practical hands on assistance for workers in all phases of the audio field Describes general measurement techniques and includes a glossary of specific audio terminology and test definitions 1 3 Overview 1 3 1 General System System One is a personal computer based audio test set with broad high performance capabilities for analog digital and mixed signal devices System One includes both signal generation and analysis capability for audio stimulus response testing Virtually all common and many specialized tests are performed on
25. fo 8 00 kHz fo 10 0 kHz fo 12 5 kHz fo 15 0 kHz fo 16 0 kHz fo 20 0 kHz fo 22 0 kHz Specifications 2 11 Specifications Analyzer Specifications Receiver Testing FIL RCR 200 Hz 15 kHz 19 0 kHz notch FIL IECR 20 Hz 15 kHz 15 625 kHz notch 2 2 12 7 Miscellaneous FBP 500X High Q 500 Hz bandpass for CD dac linearity measurements FLP A20K Apogee 20 kHz brickwall filter OEM design FIL USR Kit for building custom filters Note The option filters described here can be added to the standard band limiting filters shown in Figure 2 3 10 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Figure 2 4 FIL AWT ANSI IEC A Weighting Filter CCIR 468 4 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Figure 2 5 FIL CCR CCIR 468 DIN 45404 Noise Weighting Filter 2 12 System O ne Description Installation APWIN Guide Analyzer Specifications Specifications Ap wa N i I I 10 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 2 6 FIL CIT CCITT P53 Noise Weighting Filter wa D I I ji I 10 20 50 100 200 500 dk 2k 5k 10k 20k Hz Figure 2 7 FIL CMS C Message Weighting Filter ANSI IEEE 74
26. in color line style or line thickness size and other visual attributes Graphs can be printed with any Windows supported printer including color printers APWIN uses a scripting language based on Visual Basic that is far more powerful than the language provided with S1 EXE This makes it System O ne Description Installation APWIN Guide Compatibility with S1 EXE Getting Started with APWIN compatible with a large number of other applications such as word processors spreadsheets and databases APWIN Basic also has several new commands that have been requested by S1 EXE users Coupling this capability with Learn Mode provides a fast and error free method to create or augment a procedure The user only needs to enable Learn Mode via the Procedure menu or tool bar selections and manually go through the test scenario to create a test procedure 6 5 1 Utilizing S1 EXE Test and Procedures Test and Procedure files created with the S1 EXE software version 2 10A and later may be imported into APWIN Under the File menu select the Import S1 EXE Test or S1 EXE Procedure to convert these files to APWIN Tests and Procedures files 6 5 2 Remote Operation via RS 232 Inteface In the S1 EXE software users had to create executable EXE files to access the RS 232 port This type of serial communication via the RS 232 interface can be done totally within APWIN Basic 6 5 3 S1 EXE Utility Programs The MAKEWAVE utility has been modified i
27. keep track of how to free more conventional memory by moving drivers to high memory or removing them entirely No matter which vendor supplies the software a minimal installation for APS1DRV involves loading the Socket Services driver the Card Services driver and the card allocation driver always installed as the line immediately following the Card Services installation line Any other devices such as RAM card drivers ATA disk drivers and Flash memory drivers are in stalled after these three are installed If you need to free up conventional memory and have no plans to use any card but the PCM WIN you should comment out any other drivers Some of the Card and Socket Services installation programs attempt to load their drivers in high memory Some installation programs don t try to install anything in high memory If you need more conventional memory try moving device drivers to high memory This is a dangerous game as drivers that aren t compatible with high memory will tend to crash the system As long as you have MS DOS 6 or a floppy disk that can boot your version of MS DOS much of conventional memory can be reclaimed by setting the Card and Socket services device lines to devicehigh All drivers from System Soft Award Data Book and Phoenix can be placed in high memory 5 18 System O ne Description Installation APWIN Guide 6 Getting Started with APWIN 6 1 Starting APWIN f Audio Precision APWIN 1 50 ojx
28. lines The following four lines reserve four base address 238 298 2B8 2D8 plus an additional seven consecutive address for each base address that the Audio Precision PCMCIA card can use to communicate with System One or System Two related hardware 1 0 0x238 0x8 E 8 I 0 0x298 0x8 E 8 I 0 0x2b8 0x8 E 8 I O 0x2d8 0x8 E 8 End of Audio Precision changes This will reserve all possible address locations for the PCM WIN card to prevent possible conflicts System One Description Installation APWIN Guide 7 3 Maintenance and Troubleshooting Technical Support 7 3 Technical Support If all else fails and you still have problems installing or running APWIN call our technical support team for assistance We can be reached during the following hours Monday through Friday except holidays 8 30 am to 5 00 p m Pacific Time You can reach us in any of the following ways e U S Toll Free Phone 1 800 231 7350 e Phone 503 627 0832 e Fax 503 641 8906 e Email techsupport audioprecision com e Web www audioprecision com When you call or fax please have the following information available Y our computer CPU type and speed e g 386 486 Pentium 33MHz 66MHz 90MHz etc Amount of RAM installed typically 8 12 16 or 32Meg System One or System Two configuration SYS 22 SYS 222 SYS 322 options such as DSP Dual Domain BUR GEN IMD If you call we strongly recommend that you have the computer
29. or 2 kHz A weighting filter CCR 468 3 weighting filter CCITT P 53 weighting filter C message weighting filter C weighting filter 50 us de emphasis filter 50 us de emphasis with 15 625 kHz notch filter 50 us de emphasis with 19 0 kHz notch filter 75 us de emphasis filter 75 us de emphasis with A weighting filter 75 us de emphasis with 15 734 kHz NTSC notch filter 75 us de emphasis with 19 0 kHz FM notch filter 200 Hz 15 kHz kHz band limited with 15 625 kHz PAL notch receiver testing filter 200 Hz 15 kHz bandpass with 19 kHz notch filter Video notch filter 15 625 Hz or 15 734 kHz band reject 20 kHz brick wall filter Fixed low pass Band Limiting filter Specify frequency 5 pole Butterworth filter at 300 Hz 400 Hz 500 Hz or 1 kHz 7 pole Butterworth filter at 3 kHz 4 kHz 5 kHz or 8 kHz Sharp Elliptic Response filter at 10 kHz 12 7 kHz 15 kHz 18 kHz 19 kHz 20 kHz or 22 kHz 3 pole Butterworth filter at 50 kHz System O ne Description Installation APWIN Guide Overview Introduction A rear panel configuration label on the System One identifies the model number the options and filters installed and the warranty expiration date domestic or date of manufacture export System One is normally supplied with an APWIN compatible ISA bus interface card for installation in the user s PC An option replaces this card with a type II PCMCIA interface card for use in a notebook computer
30. or 32 times per second Error Display Errors during most recent sampling period 1 4 or 1 32 second or largest number of errors in any sampling period or total cumulative errirs since beginning of analysis 2 3 6 Block Mode Program Descriptions The five block mode DSP programs FFTGEN FFTSLIDE FASTTEST FASTTRIG and MLS all contain certain common features but differ in detail The table on the following page compares major features Full memory describes either System One Dual Domain or System One DSP with MEM option Small memory refers to System One DSP without MEM option Small memory units cannot run FASTTRIG and MLS programs All five programs can perform Fourier Transforms of 16 384 samples maximum assuming full memory producing 2 92 Hz resolution at 48 kHz sample rate All programs have an FFT dynamic range in the digital domain of approx 110 dB below the largest signal for 0 25 dB amplitude error The A D converters further limit this range when analyzing analog signals Principal Intended Applications FFTGEN Spectrum analysis amp waveform display plus digital domain signal generation FFTSLIDE Spectrum analysis amp waveform display FASTTEST Rapid testing of typical electronic devices with input amp output at same location no time delay FASTTRIG Rapid testing of broadcast links recorded media or other devices with time delay or frequency shift MLS Quasi anechoic frequency amp phase res
31. point J ust like CO Mx LPTx CON AUX and the like APS1_DRV cannot be used as a disk file name it is reserved The experience we have had installing this and other PCMCIA devices on various notebook computers suggests that the plug and play attribute claimed for PCMCIA devices is an intention but not always the reality The problems we experienced in trying to install the Audio Precision PCM WIN interface were always traced to incompatible Card and Socket Services drivers supplied with the notebook computer These drivers have been going through evolution over the past few years as the PCMCIA standard has evolved In virtually all cases of incompatibility we were able to solve the problem by installing a more recent version of the Card and Socket Services driver In some cases we changed vendors of the driver if the manufacturer of the driver supplied with the notebook could not supply an updated version We found the driver from Award Software was able to resolve virtually all conflicts and System O ne Description Installation APWIN Guide Using PCM WIN with Windows 3 11 Software Installation Windows 3 11 had the easiest installation We recommend that anyone experiencing difficulties installing this PCM WIN interface obtain the current Card and Socket Services package called CardWare available from Award Software International Inc 777 East Middlefield Road Mountain View CA 94043 4023 Tel 415 968 4433 Fax
32. that can be changed the Card Services program only reads it once at boot time If the file is changed make sure the computer is restarted CTRL ALT DEL so the changes can take effect 5 3 3 2 Award Software Inc Installed in CARDWARE directory Award is a recent entry into Card and Socket Services We have found APS1DRV to be very compatible with their Card Services Level 2 1 Release 2 00 and later The Socket Services file name is dependent on the interface chip used The Card Services file name is always PCCS EXE We have successfully tested the following Socket Services device drivers SSPCIC EXE Cirrus interface chip SSPCIC EXE Intel interface chip and SSPCIC EXE VLSI Technologies interface chip It appears this is a somewhat generic driver that can handle many different interface chips We have observed problems with SSTCIC EXE Data Book interface chip Award has indicated that the Data Book chip contains byte System O ne Description Installation APWIN Guide Using PCM WIN with Windows 3 11 Software Installation Windows 3 11 registers that must be accessed using word operations This undocumented Data Book requirement was added to Award s 2 05 release of Card and Socket Services CARDWARE software is installed using a floppy disk and Windows The installation process can be told by user selection to automatically detect the interface chip and install the appropriate Socket Services driver During installa
33. used for voltage or current measurement be marked to indicate their Installation Category The Installation Category is defined by IEC 664 and is based on the amplitude of transient or impulse voltage that can be expected from the AC power distribution network This product is classified as INSTALLATION CATEGORY II abbreviated CAT II on instrument front panels Do NOT substitute parts or make any modifications without the written approval of Audio Precision Doing so may create safety hazards This product contains a lithium battery Dispose only in accordance with all applicable regulations This product is for indoor use pollution degree 2 viii System Two Description Installation APW IN Guide Safety Symbols WARNING This symbol alerts you to a potentially hazardous condition such as the presence of dangerous voltage that could pose a risk of electrical shock Refer to the accompanying Warning Label or Tag and exercise extreme caution A ATTENTION This symbol alerts you to important operating considerations or a potential operating condition that could damage equipment Refer to the User s Manual or Operator s Manual for precautionary instructions FUNCTIONAL EARTH TERMINAL This symbol la marks a terminal that is electrically connected to a reference point of a measuring circuit or output and is intended to be earthed for any functional purpose other than safety PROTECTIVE EARTH TERMINAL This symbol
34. via the front panel Trigger G ate input The squarewave signal is optimized for general purpose time domain testing of audio equipment It features a controlled 2 us risetime very low energy content above 500 kHz and excellent symmetry Even harmonic components are typically below 70 dB System O ne Description Installation APWIN Guide DSP Specifications Specifications 2 2 15 1 Tone Burst Signal Frequency Range 20 Hz 100 kHz Amplitude Range lt 70 uVpp 37 70 Vpp ON Cycle Range 1 65535 cycles Programmable in cycles seconds or ON Interval Range 2 65535 cycles Programmable in cycles seconds or Bursts second OFF Amplitude Range and 0 dB to lt 60 dB 0 5 dB 20 Hz 20 kHz Accuracy 2 2 15 2 Noise Signals Spectral Modes Pink Bandwidth limited 10 Hz 200 kHz White Bandwidth limited 10 Hz 22 kHz Bandpass 1 3 octave 2 pole filtered pink noise continuously tunable or sweepable 20 Hz 100 kHz Amplitude Range lt 70 uVpp 37 70 Vpp Typical Crest Factor 4 1 Pseudo Random Cycle Time 0 262 s synchronized to the 4 s analyzer reading rate 2 2 15 3 Squarewave Signal Frequency Range 20 Hz 100 kHz Amplitude Range lt 70 uVpp 37 70 Vpp Risetime Typically 2 us 2 3 DSP Specifications The Audio Precision System One is available in three levels The first level SY S 22 series includes analog generation and measurement capability Levels two
35. 00 and 32K bytes of Memory at segment D000 are available for Card Service s free pool On some notebook computers this may not be the case For some advanced users they may wish to use some of that for RAM atthe expense of not being able to use PCMCIA ATA disks or RAM cards System One Description Installation APWIN Guide 5 15 Software Installation Windows 3 11 Using PCM WIN with Windows 3 11 5 16 When the user changes CONFIG SYS to include one of these memory ranges CARDWARE INI must be told to exclude them The lines in CARDWARE INI are as follows MEM 0xCF000 0x1000 E MEM 0xD0000 0x8000 E Change these lines to reflect the excluded memory areas from EMM386 Note Award installs their PCCARD program so that it automatically starts when Windows starts It doesn t place its icon in the Startup folder so the user can t easily remove the program from the Windows start process This gets annoying for anyone who wishes to automatically start any other program or just come up to Program Manager If you wish to remove PCCARD from the automatic startup process you must edit the SYSTEM INI file in the WINDOWS directory In the file there is a line that appears as follows run C CARDWARE PCCARD EXE The line should be deleted to keep PCCARD from executing 5 3 3 3 Data Book Inc Installed in CARDTALK directory Data Book was the first vendor of PCMCIA interface hardware Their software will only r
36. 3 Figure 6 6 System One Sample Test Procedures WINdOW ii 6 4 Figure 6 7 APWIN Properties dialog DOX 6 5 Figure 6 8 Configuration dialog DOX 6 8 Figure 6 9 Widows 3 11 How to Use Help SCreen 6 10 Figure 6 10 Windows 95 Windows Help Screen 6 10 Figure 6 11 APWIN Help Contents Screen 6 11 Figure 6 12 Printer Setup dialog DOX 6 12 Figure 7 1 About APWIN WiINGOW i 7 4 System One Description Installation APWIN Guide vii Safety Information Do NOT service or repair this product unless properly qualified Only a qualified technician or an authorized Audio Precision distributor should perform servicing Do NOT defeat the safety ground connection This product is designed to operate only from a 50 60 Hz AC power source 250 Vrms maximum with an approved three conductor power cord and safety grounding Loss of the protective grounding connection can result in electrical shock hazard from the accessible conductive surfaces of this product For continued fire hazard protection fuses should be replaced ONLY with the exact value and type as indicated on the rear panel and Section 3 2 3 of this document The AC voltage selector also must be set to the same voltage as the nominal power source voltage 100 120 230 or 240V rms with the appropriate fuses installed The International Electrotechnical Commission IEC 1010 1 requires that measuring circuit terminals
37. 3 1984 10 20 50 100 200 500 1k 2k 5k 10k 20k 30 N 10 20 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 2 9 FLP 1K 1 kHz Low Pass 5 pole Butterworth Filter System One Description Installation APWIN Guide Specifications Analyzer Specifications Ap Figure 2 10 FLP 20K 20 0 kHz Quasi elliptic sharp cutoff Low Pass Filter 10 AP 6 20 Figure 2 11 FLP 50K 50 kHz 3 pole Butterworth Low Pass Filter 10 Ap Figure 2 12 FLP 8K 8 kHz 7 pole Butterworth Low Pass Filter 10 i Ae pa 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k Hz Figure 2 13 FLP A20K Apogee Brick Wall 20 kHz Low Pass Filter 2 14 System O ne Description Installation APWIN Guide Analyzer Specifications Specifications FISSE Ap pa N i
38. 4 APWIN Installation Welcome screen Several 32 bit applications require Win32s to run on Windows 3 11 It is possible that some other application you have previously installed has already installed Win32s System One Description Installation APWIN Guide 5 3 Software Installation Windows 3 11 Installing APWIN Click on the Lites button to proceed Figure 5 5 Choose Destination dialog box program files This screen will suggest locations for the APWIN program files If you wish to choose an alternate location click on the button Note that the sample procedures that come with APWIN expect the default locations specified here and will not run if you change directory locations Of course you could edit the procedures to reflect your alternate choices When you click on Les the dialog box of Figure 5 6 will appear se Destination Location Figure 5 6 Choose Destination dialog box tests and procedures As it did with program files this screen will suggest locations for all the tests procedures and data If you wish to choose alternate locations 5 4 System O ne Description Installation APWIN Guide Installing APWIN Software Installation Windows 3 11 click on the _Browse _ button When you click on Lites the dialog box of Figure 5 7 will appear 6423 K 5039 K 5533K B097 K Figure 5 7 Choose Components to Install dialog box Here you have a choice of what to install and how much space will
39. 6Enh for the line device vshare 386 If the line is missing add it and be sure that the file vshare 386 is in your WINDOWS SY STEM subdirectory 7 2 System O ne Description Installation APWIN Guide PCMCIA difficulties Maintenance and Troubleshooting 7 2 PCMCIA difficulties See Appendix B and C for descriptions on how to install and troubleshoot PCMCIA installations in Windows 3 11 and Windows 95 If the PCMCIA installation seems to be operating correctly but the software is not communicating with System One or Two you may have an address space conflict You can determine if the PCMCIA installation is functioning correctly by noting the messages during boot time to verify that Card and Socket Services has loaded correctly Then when the PCM WIN card is inserted Windows should indicate this with a series of beeps Finally when APWIN is started it will look like some communication has been established with System One or Two but control and readings will be erratic and unstable Most likely Card and Socket Services has put the PCM WIN card at an address location that is shared by some other device To prevent this from happening reserve the four addresses that the PCM WIN interface could take to prevent anything else overlapping this area If you are using the Award CardWare Card and Socket Services as described in Appendix B and C locate the CARDWARE INI file Using an ASCII editor locate the Resources section and add the following
40. Cancel O Run Minimized Browse Figure 5 1 RUN dialog box At this point you can either type in your CD ROM or diskette drive shown and then press the button Alternately you can use the button to find this file This is what the Browse dialog box should look like Browse File Name Directories exe pif com bat aj setup exe B a List Files of Type Drives Programs f Figure 5 2 Browse dialog box Now you can click on the setup exe file name and click gt just double click on the setup exe file name to return to the File Run dialog box When you click ES in the Run dialog box the installation process begins You should then see the initial opening screen shown in Figure 5 4 System O ne Description Installation APWIN Guide Installing APWIN Software Installation Windows 3 11 Note If you do not see the Welcome opening screen shown in Figure 5 4 and you are installing APWIN under Windows 3 11 it is possible that your system does not have the Windows 32 bit extensions required to run APWIN If the Win32s extension to Windows 3 11 has not been previously installed you will see the following screen Figure 5 3 Install Win32s message screen If your screen displays the message shown in Figure 5 3 perform the procedure described in Section 5 2 now Otherwise your screen should look like Figure 5 4 Figure 5
41. Card and Socket Services to Audio Precision instruments via the Audio Precision Interface Bus APIB It functions the same as the ISA WIN interface card that is used with ISA bus PCs To use this PCM WIN interface the driver supplied with this kit must be installed This document explains how to install this driver Card and Socket services normally supplied with the notebook computer running Windows 3 11 must also be resident on the target notebook computer 5 3 1 Installing APS1DRV SYS This driver enables the operation of the PCM WIN PCMCIA interface card It presumes the prior installation of Card and Socket Services in the user s computer This would normally have been done to activate the PCMCIA card slots Since it is a device driver APSIDRV SYS must be specified in CONFIG SYS Assuming the driver is placed in the user s default directory on a standard system the line added to CONFIG SYS should read DEVICEHIGH C AP APWIN150 PCMCIA APS1DRV SYS This command assumes MS DOS version 5 0 or higher is used The DEVICEHIGH command asks MS DOS to load the driver in high memory maximizing the base memory for applications If no high memory is available the driver will be loaded at the lowest possible memory location If the driver is to be used with earlier versions of MS DOS high memory isn t available the command should be DEVICE C AP APWIN150 PCMCIA APS1DRV SYS Note This driver must be loaded in the CONFIG SYS file
42. Each of these cards comes with the appropriate APIB Audio Precision Interface Bus cable to interconnect the computer with the System One This version of APWIN requires one of these cards and will not function with earlier System One PCI 1 PCI 2 PCI 3 or ISA DOS interface cards or PCM DOS PCMCIA interface cards This manual and APWIN is not applicable for System Ones that are controlled via GPIB programming 1 3 3 Switchers fo o peo e e gt po MT 9900099090006 a i pe Pa aE ig enl Ts Soe Se ee lt sarn e amp n pe om pe e e o poroa ee PT A wee 5 f aif Figure 1 1 SWR 2122 Switchers There are four versions of switchers as described below Each features 12 x 2 architecture with provisions for cascading up to 16 units allowing up to 192 channels to be accessed Switching is computer controlled via the same APIB as the System One See Sections 2 4 and 3 6 for further information e SWR 2122M Output Switcher Routes either of the two generator output channels A amp B to any of 12 channels Male XLR connectors for balanced signals Complement mode allows all but one channel to be driven while measuring the System One Description Installation APWIN Guide 1 5 Introduction 1 6 Overview undriven channel for worst case crosstalk on multichannel devices e SWR 2122F Input Switcher Routes either of the two analyzer input channels A amp B from any of 12 channels Fem
43. Gilad a e N aiid elie 1 2 13 1 General Sytem eei edie eddie 1 2 13 2 Sytem Oer 1 3 13 3 SWIERE Saena tes danced ard eee eed beet need atten 1 5 1 3 4 DCX 127 Multi Function Module eee 1 6 1 3 5 SIA 322 Serial Interface Adapter i 1 7 1 3 6 GAT1 APIB to GPIB Translator eeeeeeeeee 1 8 2 Specifications 2 1 System One Generator Specificati0NS cette eettee 2 1 2 1 1 Frequency Related eeen 2 1 2 1 2 Amplitude Related eenen 2 1 23153 DISONMION nre ia ita 2 2 2 14 Output Related exten send oie he aes een 2 2 2 1 5 Auxiliary SignalS 2 2 2 1 6 Dual Output Related SYS 22 and SYS 20 only 2 2 2 2 Analyzer SpecificationS 2 3 2 21 InputrRelated ulii i 2 3 2 2 2 Amplitude Measurement Related 2 4 2 2 3 Bandpass Bandreject Related ii 2 4 2 2 4 Frequency Measurement Related i 2 5 2 2 5 THD N Measurement Related 2 6 2 2 6 Detector CharacteristiCS i 2 7 2 2 7 Bandwidth Limiting Filters 2 7 2 2 8 Monitor O UtpU S eeen nenene eenen 2 8 2 2 9 Dual Input Phasemeter Related 2 8 2 2 10 Phase Measurement 2 9 2 2 11 Crosstalk Ratio Measurement 2 9 2 212 Option Filters ai comi ea Mia Aia 2 9 2 2 13 IM DO PuUOnizit aaa 2 17 2 2 14 Wow amp Flutter Analyzer O ption secen 2 19 2 2 15 Burst Noise Squarewave Option BU R
44. One not properly installed or not powered on Will run in DEMO mode This message will appear if a correct interface APIB card is present and if any of the following conditions are true System One not connected System One not powered on System One internal interface defective APIB interface cable defective System One not properly installed or not powered on Will run in DEMO mode This message will appear if a correct interface APIB card is present and if any of the following conditions are true System One not connected System One not powered on System One internal interface defective APIB interface cable defective Win32s Error Unhandled Exception detected Application will be terminated This message can be caused by not loading the Share program in Windows 3 1 or the Vshare program in Windows 3 11 If you are running Windows 3 1 use an ASCII editor to look at your AUTOEXEC BAT You should find a line share There may be a path reference before share This will run the share exe program at boot time If this line is missing look to see if the share exe program is on your computer It will most likely be in DOS subdirectory Add the following line to your AUTOEXEC BAT to run this program For example if share exe is in the dos directory the line would look this C dos share If you are running Windows 3 11 vshare should have been automatically installed with Windows Look in your SYSTEM INI file under the heading 38
45. STNAME AT1 is any valid System One test file When specified on the command line this test file will be loaded with APWIN TESTNAME AT2 is any valid System Two test file When specified on the command line this test file will be loaded with APWIN PROCEDUR APB is any valid procedure file When specified on the command line this procedure file will be loaded with APWIN DATAFILE ADA is any valid APWIN data file When specified on the command line this data file will be loaded with APWIN Note that file extensions AT1 AT2 APB ADA mustbe supplied OPTIONS are any of the following System O ne Description Installation APWIN Guide User Preferences Getting Started with APWIN S1 forces APWIN to be configured for System One S2 forces APWIN to be configured for System Two nologo suppresses the APWIN logo at startup for faster startup runpro Causes a procedure loaded with APWIN to run runsweep causes a test file loaded with APWIN to run the sweep apib238 forces APWIN to communicate with interface card at address 238 apib298 forces APWIN to communicate with interface card at address 298 apib2b8 forces APWIN to communicate with interface card at address 2b8 the factory default setting apib2d8 forces APWIN to communicate with interface card at address 2d8 Example APWIN TESTNAME AT2 PROCEDUR APB runpro apib2b8 6 2 User Preferences APWIN allows the user to customize several aspects of the program Many of thes
46. STTRIG and MLS can all generate signals in the digital domain to stimulate digital domain devices with no conversions The following specifications describe the interfaces and formats available in the digital domain AES EBU or SPDIF EIAJ Supports the full implementation of the AES EBU digital interface Data may be 20 24 bits wide Channel status bit display is provided for Channel A User specified channel status bits are transmitted on both channels simultaneously The user bits are not supported Electrically compatible with the Sony Philips Digital Interface SPDIF and EIAJ interface at both coaxial RCA and optical Toshlink connectors The transmitter and receiver may operate at 32 k 44 1 k or 48 k The transmitter may be slaved to the internal clock or house sync System One Description Installation APWIN Guide 2 23 Specifications DSP Specifications Parallel I O 24 bit dual channel available on two 34 conductor connectors on rear panel one input one output Two channels are multiplexed on each connector Data rates are selectable 32 k 44 1 k or 48 k Data strobe is included or may be externally supplied General Purpose Serial via Refer to Section 2 6 SIA 322 Serial Interface Adapter Option 2 3 4 Signal Output in Digital Domain Real Time Sinewave FFTGEN GENANLR 10 Hz 15 kHz 32 kHz Frequency Range vs Sample 10 Hz 20 67 kHz 44 1 kHz Rate 10 Hz 22 5 kHz 48 kHz Frequency Resolu
47. System One Description Installation and APWIN Guide Copyright 1996 1998 by Audio Precision Inc All rights reserved No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying recording or by any information storage and retrieval system without permission in writing from the publisher Audio Precision System One System One DSP System Two FASTTEST APWIN Portable O ne and Dual Domain are trademarks or registered trademarks of Audio Precision Inc This mark signifies that the product conforms to all applicable requirements of the European Community A Declaration of Conformance is included with the user information that describes the specifications used to demonstrate conformity Published by Audio Precision Inc PO Box 2209 Beaverton Oregon 97075 2209 Audi UI 10 U S Toll Free 1 800 231 7350 Tel 503 627 0832 Fax 503 641 8906 l n email techsupport audioprecision com Web www audioprecision com Printed in the United States of America System O ne Description Installation APWIN Guide Contents Table of Figures cca la asian vi Safety Information i viii Safety SymbolS alia Lalli aa uao ix Disclaimer sieve tiie ed iii ua leale alan ix 1 Introduction 1 1 Scope of This M aNUal i 1 1 1 2 Related Documentation eccerre 1 1 T3 OVERVIOW aiei cis hihi
48. WIN 32S lower than 1 30 is present or if WIN 32S is inadvertently removed at some future time or some other change is made to the Windows installation that causes WIN 32S to not be present this message will appear Reinstall WIN 32S by using the WIN32S installation disks supplied with APWIN Could not find an ISA WIN or PCM WIN APIB Interface Card Will run in DEMO mode APWIN requires an Audio Precision Windows type interface card to communicate with System One or System Two An ISA card fora desktop computer or a PCMCIA interface card for a notebook computer is shipped with every copy of APWIN This card needs to be installed in the computer APWIN can be run without such a card but all functions requiring the hardware will not function Thatis it will not be possible to receive live readings from the system or to set the generator However it is possible to load previously stored data modify graph appearances print graphs and other activities not requiring hardware Found a non WIN APIB card This program requires an ISA WIN or PCM WIN card to function Will run in DEMO mode The following Audio Precision interface cards will generate this message PCI 1 PCI 2 PCI 3 ISA DOS and PCM DOS System One Description Installation APWIN Guide 7 1 Maintenance and Troubleshooting Error Messages Displayed when Loading APWIN These cards do not have support for APWIN and are designed for DOS software such as S1 EXE and LIB C System
49. ale XLR connectors for balanced signals e SWR 2122U Unbalanced Switcher Can be used as either an input or output switcher Floating BNC connectors for unbalanced signals to prevent ground loops e SWR 2122P Patch Point Switcher 12 point configuration allows a signal path to be interrupted and a test generator inserted while a measuring analyzer can access the output of a previous device Path continuity is maintained in the default non accessed mode Each of the 12 insertion points has a 5 pin XLR connector to allow balanced interface to the previous and next device 1 3 4 DCX 127 Multi Function Module Figure 1 2 DCX 127 Multi Function Module The DCX 127 Multi Function Module contains an autoranging 4 1 2 digit dc voltmeter ohmmeter two 20 bit programmable dc voltage sources 21 bits of digital I O and three 8 bit programmable auxiliary output ports for device control or status indicators Typical applications include A D and D A converter testing VCA gain control linearity VCA distortion amplifier dc offset and power supply checks power amplifier load switching control loudspeaker voice coil resistance measurements temperature measurements and test fixture control System O ne Description Installation APWIN Guide Overview Introduction The meter features 200 mV 500 V and 200 Q 2 MQ ranges fully floating and guarded for accurate measurements in the presence of large common mode voltages Resistance measurem
50. analog domain and digital domain signals and on the digital interface signal pulse train itself The versatility of the System One can be extended through major options and accessories The SWR 2122 series of Audio Switchers are available in input output and insertion patch point versions The DCX 127 adds dc measurement and digital generation capabilities The SIA 322 Serial Interface Adapter converts the System One s parallel input and outputs to a wide variety of serial digital interface formats These accessories are described in greater detail in the following subsections The System One and its accessories are controlled by APWIN Audio Precision s user interface and software package which must be installed in the user s personal computer the computer is not included Specifications for the System One and its accessories are found in Section 2 System O ne Description Installation APWIN Guide Overview Introduction 1 3 2 System One System One audio test equipment provides stimulus and measurement capability System One is actually a family of products with three basic configurations e The SYS 22 provides analog stimulus and measurement capability using analog capability for signal generation filtering and measurement e The SYS 222 System One DSP adds a digital signal processor for enhanced capability including high resolution spectrum analysis via FFT waveform capture and display and fast multitone testi
51. and channel B both respond to B channel addresses O ff Neither channel responds to any address System O ne Description Installation APWIN Guide Setting Switcher Addresses and Modes Hardware Installation 3 6 3 Unbalanced Switcher Mode Switch The SWR 2122U unbalanced switcher may be used for generator output or analyzer input switching Switch 6 of the six switch binary switch bank selects between these modes Set Switch 6 to the UP position to operate as an input switcher switcher will use Input switch channel numbers for Channel A and Channel B on A Channel and B Channel addresses Set Switch 6 to the DOWN position to operate as an output switcher switcher will use Output switch channel numbers for Channel A and Channel B on A Channel and B Channel addresses Switch 5 disables the switcher in the DOWN position the switcher will not respond to any addresses Also note the labeling on the rear panel describing the difference in cable connections to the four rear panel BNCs when used as an input versus output switcher See Figure 3 11 FROM PREVIOUS SWITCHER j TO NEXT SWITCHER Figure 3 11 Unbalanced switcher address mode switch System One Description Installation APWIN Guide 3 11 Hardware Installation Setting Switcher Addresses and Modes 3 6 4 Board Jumpers Remove the AC power cord from the AC Mains Connector before removing the cover to inspect or change the jumper settings A common ci
52. ass Il response per ANSI S1 11 1975 Typically lt 32 dB at 0 5 fo amp 2 0 fo Bandreject Response see Figure 2 1 0 3 dB 20 Hz 120 kHz excluding the band from 0 5 fo to 2 0 fo Typically 3 dB at 0 73 fo amp 1 37 fo 20 dB within 10 of fo and 40 dB within 3 of fo e 80 mV 160 Vrms for LEVEL meter 1 Vin gt 5 of range rms and average detectors only Peak detectors are 0 2 0 3 dB 30 Hz 100 kHz 2 4 System O ne Description Installation APWIN Guide Specifications Analyzer Specifications Ap amo N i N 300 400 500 600 700800900 1k 2k 3k 4k 5k Hz Figure 2 1 Typical bandpass and bandreject responses at 1 kHz Bandpass Noise input 0 5 uV 124 dBu 20 Hz 5 kHz shorted see Figure 2 2 1 0 uV 118 dBu to 20 kHz 2 5 uV 110 dBu to 120 kHz 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k 200k Figure 2 2 Typical residual bandpass noise vs frequency input shorted 2 2 4 Frequency Measurement Related Range 10 Hz to at least 500 kHz Timebase Accuracy 0 003 Resolution 6 digits 0 0002 Hz Reading Time Determined by the nearest integral number of signal periods greater than the reading rate sample time see Detector Characteristics Minimum Input 10 mV 38 dBu usable to lt 1 mV System One Description Installation APWIN Guide 2 5 Specifications
53. at either WMF Windows MetaF ile or EMF Enhanced Metafile A dialog box will ask for a path and file name This feature is not available in Windows 3 11 Another method is to print to a file in APWIN Depending upon the printer driver used the file can be saved in PostScript or HPGL Note that it is not necessary to actually have the physical printer connected it is only necessary to its driver installed in Windows When you select Print you will be prompted for a filename Enter the name and a suitable extension With either of these latter methods the resulting file can then be imported into a graphics or publishing program System O ne Description Installation APWIN Guide 7 Maintenance and Troubleshooting 7 1 Error Messages Displayed when Loading APWIN Cannot find WW_OA232 DLL APWIN is a 32 bit application Microsoft Windows 3 11 is a 16 bit operating system By adding an extension called WIN 32S to the Windows 3 11 itis able to run 32 bit applications The APWIN installation program automatically checks to see if WIN 32S version 1 30 is present on the machine and if not requests that it be installed For WIN 32S to take effect after this installation the computer must be restarted The setup program will automatically do this but gives the user the option of not restarting If APWIN is started with first restarting the computer after just completing the installation this message will appear If a version of
54. d discussion of how to use the Microsoft Windows Help system which all Windows applications including APWIN use drop down the Help menu and select Using Help The following pages illustrate the H elp information menus in Windows There are two ways to bring up help on a particular subject One method is to bring up the Contents list and search for a particular topic A second method is Context Sensitive H elp Simply highlight a particular field on any panel and push the F1 key A dialog box will pop up with help information on that particular section You may click on any of the several topics listed to get specific instructions on that topic Within each topic there are several places where a deeper treatment of a subject is available Click on any green and underlined words or sentences to find additional information Various other navigation tools are available within the Windows Help system as explained in the How To Use Help dialog which is accessed via the Windows Program Manager Help menu System One Description Installation APWIN Guide 6 9 Getting Started with APWIN APWIN Help File Edit Bookmark Help Contents for How to Use Help If you are new to Help choose Help Basics Use the scroll bar to view information not visible in the Help window To choose a Help topic gt Click the underlined topic you want to view Or press TAB to select the topic and then press ENTER Introduction Help Basics How To Anno
55. d Volts although at a very low current and can do catastrophic damage to unprotected integrated circuits such as those on this interface card Turn off the power of the computer remove the cover and install the card in an unused slot Be sure the card is well seated it should snap down into the connector of the mother board of the computer Install the hold down screw on the card bracket and replace the cover 3 3 1 Address Jumper Settings You will notice two jumpers near the top edge of the card In most cases these will not have to be changed They define the address location of the card and can be used to change the default address if conflicts arise Unless you know of a conflict leave the jumpers in the factory default position After installation if conflicts arise these jumpers can be changed to define an alternate location To change jumpers turn off power to the computer remove the cover and remove the card Use caution handling the card to avoid static discharge Refer to Figure 3 7 and set the jumpers to an alternate location Replace the card and cover System One Description Installation APWIN Guide 3 5 Hardware Installation 3 6 Installing PCM WIN PCMCIA Interface Card Address Location J202 J201 Notes 238 Removed Installed 298 Installed Installed 2b8 Installed Removed Factory Default 2d8 Removed Removed Memory space required eight address locations NOTE When APWIN star
56. depending upon options installed 2 9 2 Switchers DCX 127 and SIA 322 Dimensions Width 17 2 in 43 7 cm Height 1 75 in 4 4 cm Depth 10 625 in 27 cm Weight Switchers 9 2 Ibs 4 2 kg DC 127 9 5 Ibs 4 3 kg SIA 322 6 9 Ibs 3 1 kg System One Description Installation APWIN Guide 2 31 Specifications Regulatory Compliances all components 2 10 Regulatory Compliances all components EMC Complies with FCC Part 15 Subpart J class B 89 336 EEC 92 31 EEC and 93 68 EEC EN 50081 1 1992 Emissions Class B EN 50082 1 1992 Immunity Safety Complies with 73 23 EEC 93 68 EEC EN6010 1 1993 IEC 1010 1 1990 Amendment 1 1992 Amendment 2 1995 Installation category Il Pollution Degree 2 2 11 Software and Control 2 11 1 Computer Requirements APWIN is a Microsoft Windows based program As such it requires that Windows be installed on the computer Windows in turn has its own hardware and software requirements Although there is a minimum configuration that will run Windows practical considerations will suggest a configuration exceeding this to achieve acceptable speed with most applications including APWIN If the computer used to run APWIN will also be required to run other Windows applications such as word processors spread sheets or data bases we suggest a computer configuration better than the minimum requirement The following table lists the minimum and recommended requirements
57. dows 3 11 To install WIN32S abort the APWIN installation and insert Disk 1 of the WIN 32S installation disks included with this APWIN package From the Windows PROGRAM MANAGER select RUN and use the button to find the SETUP EXE file on the floppy drive that contains disk 1 You should see the following dialog box Browse File Name Directories setup exe a C I _mssetup exe E B ay _mstest exe 4 List Files of Type Drives Programs 4 Sa El Figure 5 14 Win32s installation startup Double click on SETUP EXE and the installation will proceed The next dialog you will see will be the following Figure 5 15 Microsoft Win32s version 1 25 Setup Program D Micresoft Setup Microsoft Win32s Setup Welcome to the Microsoft Win32s Setup Program This program will install the Microsoft Win32s system components You will also have the option of installing the Win32 game Freecell to verify the correct installation of Win32s Make sure that any other applications are closed and that all data is saved before proceeding a a Figure 5 15 Win32s Welcome window Click on Continue and the following screen Figure 5 16 will appear System One Description Installation APWIN Guide 5 9 Software Installation Windows 3 11 Installing WIN32S Microsoft Win32s version 1 25 Setup Program 2 Microsoft Setup Microsoft Win32s Setup Target Directory
58. e are in a Configuration dialog that can be accessed under the Utilities menu item Click on Utilities to drop down a menu list then click on Configuration to bring up the following dialog box System One Description Installation APWIN Guide 6 7 Getting Started with APWIN User Preferences Configuration x m General I Prompt to Save Test when a test is closed M Load LAST AT1 or LAST AT2 on startup M Save LAST ATI or LAST AT2 on exit T Keep all readings active during sweeps M Display data in graph on test open W Reprocess FFT Data on Zoom I European Broadcast option installed T Load settings amp data only on Open Test f I Hardware System One Prompt for choice C System Two Auto Detect iIMsLOGAP WIN LOG Sweep Acme Jo Nest Name Wie tine and Wate selka Message Sweep Data Cone All Failed Gnly 1a Company Audio Precision Figure 6 8 Configuration dialog box Most of the items in this dialog box are self explanatory See the Utilities Configuration section in the MENU chapter of the APWIN User s Manual for a more complete explanation of the various items in this dialog The Hardware choices allow the user to override the automatic System detection If set to Auto Detect APWIN loads with the correct panels for the attached System One or Two If yo
59. ed clock frequency e word length from 8 to 32 bits e data length within word e right justified vs left justified data within frame and for the digital output zero vs one padding or sign extending of out of bounds data Output logic rise and fall times lt 6 ns 3 ns typical Maximum high frequency clock rate 12 MHz Maximum sample rate limited by DSP program in use 192 kHz with FFTGEN 48 kHz with GENANLR 2 7 Primary Power and Fuse Information all components Refer to Section 3 2 for instructions on selecting primary input voltage range replacing fuses and changing fuse types Primary Voltage Ranges all 100 120 230 or 240 V ac 10 6 50 60 Hz components Power Ratings System One 240 VA max Switcher each unit 20 VA max DCX 20 VA max SIA 322 none powered from the System One System O ne Description Installation APWIN Guide Environmental all components Specifications Fuse Requirements 100 or 120 V 230 or 240 V System One Switchers 200 mA DCX 100 mA 2 8 Environmental all components Temperature Range Operating 5 C to 40 C Storage 40 C to 75 C Humidity 80 RH to at least 40 C non condensing Altitude 2000 m Maximum 2 9 Physical Dimensions and Weights 2 9 1 System One Dimensions Width 17 5 in 44 4 cm including handle and feet Height 5 7 in 14 5 cm including feet Depth 18 in 45 7 cm including connectors Weight Approximately 34 Ibs 15 9 kg
60. ed in the appropriate subsection below These switches are marked 1 through 6 on the switch itself on the panel the first four are labeled 1 2 4 and 8 which corresponds to their bit value in the address word The up or ON position corresponds to a logic 0 low Input Output and patch point switchers may all be combined in the same system Input and output switchers may share the same addresses A patch point switcher must not have the same addresses as either an input or output switcher Two patch point switchers may be set to the same address if one is set as Channel A and the other as Channel B see Section 3 6 2 3 8 System O ne Description Installation APWIN Guide Setting Switcher Addresses and Modes Hardware Installation 3 6 1 Switcher Address Settings Each switcher module consists of 12 channels Up to 16 modules may be stacked to provide up to 192 channels Rear panel address switches must be set to select to which channel commands from the software each switcher module should respond For example the first switcher is normally set to channels 1 12 the second module to channels 13 24 etc Figure 3 10 shows a typical rear panel APIB Address switch Table 3 1 shows relationships among APIB Address switch positions binary codes and channel numbers on the APWIN software panels Table 3 1 APIB Address switch settings Channel Rear Switch Settings Bina
61. edure name with its path that procedure will be loaded and started automatically as soon as APWIN itself starts If that procedure is a menu selection similar to the SYSTEM1 APB or SYSTEM2 APB samples provided with APWIN the System O ne Description Installation APWIN Guide Starting APWIN Getting Started with APWIN user need only choose from a predetermined set of choices to begin testing 6 1 1 1 Windows 95 and NT For Windows 95 and NT since Windows starts automatically put APWIN in the STARTUP group By selecting PROPERTIES right mouse button on the APWIN icon you can specify a command line option in the TARGET line This is where to put the RUNPRO path filename line The exact syntax for the target line is C PROGRAM FILES APWINBIN APWIN EXE RUNPRO C APWIN APWIN S1 SYSTEM1 APB this will actually be all on one line The quote marks around the first argument are because of the space between PROGRAM and FILES Change paths and files names to suit your particular setup Audio Precision APWIN Properties 21x General Shortcut Ap Audio Precision APWIN a Target type Application Target location APWINBIN Target E Program Files APWINBIN APWIN EXxE RUNP Start in CAPROGRA 1 SAPWINBIN Shortcut key None Bun Normal window F Find Target Change Icon Cancel Figure 6 7 APWIN Properties dialog box The above examples illustrate the use of command line parameters
62. elliptic fo 18 0 kHz quasi elliptic fo 19 0 kHz quasi elliptic fo 20 0 kHz quasi elliptic See also FLP A20K under Miscellaneous 2 2 12 4 Bandwidth Limiting Low Pass FLP 400 FLP 500 FLP 1K FLP 3K FLP 4K FLP 8K FLP 50K 400 Hz 3 5 pole 500 Hz 3 5 pole 1 kHz 3 5 pole Butterworth 3 kHz 3 7 pole Butterworth 4 kHz 3 7 pole Butterworth 8 kHz 3 7 pole Butterworth 50 kHz 5 3 pole Butterworth 2 2 12 5 Bandwidth Limiting High Pass FHP 70 FHP 400 FHP 2K FHP 20K 70 Hz 3 8 pole 400 Hz 3 9 pole 2 kHz 3 9 pole 20 kHz 3 per AES 17 System O ne Description Installation APWIN Guide Analyzer Specifications System One Description Installation APWIN Guide 2 2 12 6 1 3 Octave Class Il Bandpass Family Family Response FBP 120 FBP 180 FBP 250 FBP 300 FBP 400 FBP 500 FBP 600 FBP 666 FBP 800 FBP 945 FBP 1000 FBP 1200 FBP 1500 FBP 2000 FBP 3000 FBP 3150 FBP 4000 FBP 4500 FBP 5000 FBP 6000 FBP 8000 FBP 10000 FBP 12500 FBP 15000 FBP 16000 FBP 20000 FBP 22000 Class II 4 pole 0 2 dB from 0 97 f to 1 03 fo lt 12 dB at 0 8 fp and 1 25 fo lt 32 dB at 0 5 fo and 2 0 fo fo 120 Hz fo 180 Hz fo 250 Hz fo 300 Hz fo 400 Hz fo 500 Hz fo 600 Hz fo 666 Hz fo 800 Hz fo 945 Hz fo 1 00 kHz fo 1 20 kHz fo 1 50 kHz fo 2 00 kHz fo 3 00 kHz fo 3 15 kHz fo 4 00 kHz fo 4 50 kHz fo 5 00 kHz fo 6 00 kHz
63. enerator module provides the HF tone for SMPTE probe tone for DIM and the carrier or center frequency for CCIF signals System One Description Installation APWIN Guide 2 17 Specifications 2 18 Analyzer Specifications 2 2 13 2 Generator Related Specifications Test Signal Modes Amplitude Range SMPTE LF Tone CCIF Difference Frequency DIM Squarewave SMPTE1 1 SMPTE4 1 CCIF DIM 30 DIM 100 and DIM B lt 70 uVpp to 75 40 Vpp Selectable 40 50 60 100 125 250 or 500 Hz all 2 Selectable 80 100 125 250 500 Hz or1 kHz all 2 3 15 kHz DIM 30 or DIM 100 or 2 96 kHz DIM B 1 Squarewave is bandwidth limited with a 1 pole filter at 100 kHz in DIM 100 mode and 30 kHz in DIM 30 DIM B modes 2 2 13 3 Analyzer Related Specifications Minimum Input IMD Range Accuracy Residual IMD SMPTE Mode Test Signal Compatibility IMD Measured DIM Mode Test Signal Compatibility IMD Measured 10 mV 0 20 1 dB for indicated IMD products 0 0018 SMPTE 0 0020 DIM 0 0005 CCIF 40 500 Hz LF mixed with 3 200 kHz HF any ration from 0 1 to 8 1 LF HF 40 500 Hz amplitude modulation products of the HF tone Measurement bandwidth is typically 30 Hz 700 Hz however the tunable 1 3 octave bandpass filter may be used for improved sensitivity or analysis of individual products 2 96 3 18 kHz squarewave mixed with 4 100 kHz sinewave 4 1 peak peak A
64. ents can be made using either the 4 wire or 2 wire technique Readings can be offset and scaled by the software The two independently programmable dc sources have a 10 5 V bipolar range with 20 uV resolution and monotonicity to 40 uV 19 bits The software can sweep either dc source The DCX 127 also contains a simplified 8 bit program control interface that can be defined to execute any pre defined keystroke sequence This can be used to run different software procedures based upon switch closures Refer to Section 2 5 for DCX 127 specifications 1 3 5 SIA 322 Serial Interface Adapter Lian W smditazani e m 922 Figure 1 3 SIA 322 Serial Interface Adapter The SIA 322 Serial Interface Adapter provides a means of interfacing System One to a variety of data acquisition D A A D converters and communication hardware that utilize a serial bus for data exchange This greatly increases the system s flexibility in interfacing to serial systems for a wide range of tests and measurements The SIA 322 consists of a parallel to serial transmitter and an independent serial to parallel receiver A flexible design allows the SIA to address many serial interface requirements Refer to Section 2 6 for SIA 322 specifications The SIA 322 is available only for the domestic USA market System One Description Installation APWIN Guide 1 7 Introduction 1 8 Overview 1 3 6 GAT1 APIB to GPIB Translator Figure 1 4 GAT1 GPIB t
65. er line voltage i 3 2 Figure 3 2 Voltage selector Card positions i 3 2 Figure 3 3 North American fusing arrangement 3 3 Figure 3 4 European fusing arrangement ii 3 3 Figure 3 5 ChangingfUSe types iaia 3 4 Figure 3 6 ISA WIN Interface Card and Cable ii 3 5 Figure 3 7 ISA WIN APIB Card with address jumper selections SHOWN sser 3 6 Figure 3 8 PCMCIA to APIB interface card and Cable 3 7 Figure 3 9 APIB connections block diagram typical 3 8 Figure 3 10 Rear panel DIP switch typical 3 9 Figure 3 11 Unbalanced switcher address mode SWitch sessies 3 11 Figure 3 12 Switcher mode jumper positiOnS i 3 12 System O ne Description Installation APWIN Guide Figure 4 1 APWIN installation Setup Screen teste teetetaetetetestetaee 4 2 Figure 4 2 Windows NT Administrator rights warning Screen sssr 4 2 Figure 4 3 Setup progression SCreen iii 4 2 Figure 4 4 Welcome SCrEEnN uiiiiiiiee eee 4 3 Figure 4 5 Choose Destination Location for APWIN dialog DOX 4 3 Figure 4 6 Choose Destination Location for sample tests procedures and data files dialog DOX i 4 4 Figure 4 7 Choose Components to Install dialog DOX ii 4 5 Figure 4 8 Select Program M anager Group dialog DOX i 4 6 Figure 4 9 Installing Progress SCreen iii 4 6 Figure 4 10 Insert New Disk dialog DOX iii 4 6 Figure 4 11 Setup C
66. er the setup progression screen completes you should see the Welcome screen of Figure 4 4 Welcome x Welcome to the APWIN 1 50 Setup program This program will install APWIN 1 50 on your computer Itis strongly recommended that you exit all Windows programs before running this Setup program Click Cancel to quit Setup and then close any programs you have running Click Nextto continue with the Setup program WARNING This program is protected by copyright law and international treaties Unauthorized reproduction or distribution of this program or any portion of it may result in severe civil and criminal penalties and will be prosecuted to the maximum extent possible under law Figure 4 4 Welcome screen Click the Choose Destination Location button The following dialog box appears Setup will install APWIN 1 50 in the following folder To install to this folder click Next To install to a different folder click Browse and select another folder You can choose notto install APWIN 1 50 by clicking Cancel to exit Setup m Destination Folder C Program Files Audio Precision Apwinl 50 Browse Figure 4 5 Choose Destination Location for APWIN dialog box This screen Figure 4 5 will suggest location for the APWIN program files If you wish to choose an alternate location click on the System One Description Installation APWIN Guide 4 3 Software Installation Wind
67. generic configuration the command line appears as follows DEVICE C CARDTALK CARDTALK SYS A IOW 300 31F MEMW D000 D7FF As you can see none of the four addresses recognized by S1 EXE are included in the generic pool This means that CONFIG SYS must be changed before APWIN can run Our experience with desk top PCs indicates that standard PC hardware is never in the I O address range 280 2BF The user should therefore change the CONFIG SYS entry to the following DEVICE C CARDTALK CARDTALK SYS A I0W 280 2BF MEMW D000 D7FF This will actually be all on one line When the system is restarted APWIN should work properly 5 3 3 4 Phoenix Technologies Inc Installed in the PCMPLUS directory If a system isn t shipped with System Soft s Card and Socket Services it is likely to use Phoenix Technologies software We have had only a limited time to use their software but found APS1DRV compatible with a release 2 00 of their Card and Socket Services We expect release 2 10 to remain compatible System One Description Installation APWIN Guide 5 17 Software Installation Windows 3 11 Using PCM WIN with Windows 3 11 5 3 3 5 Freeing up Conventional Memory APWIN needs as much conventional memory as possible While MS DOS 5 0 and later moved DOS to upper memory the standard PCMCIA installations swallow from 32 to 100K This leaves a standard configuration with about 500K of conventional memory free This section is designed to
68. gree with the unbalanced wiring convention of Audio Precision instruments 2 11 4 2 Digital Audio Cables These cables are designed to meet CE EMI emission requirements CAB AES Set of two AES EBU cables 39 in 1 m long CAB AES2 Set of two AES EBU cables 6 5 ft 2 m long CAB AES4 Set of two AES EBU cables 13 ft 4 m long CAB DIO Set of two interface cables 4 25 ft 1 3 m long to connect between the SYS 2322 rear panel 50 pin ribbon input output connectors and a DUT fixture with 0 1 in spaced 2 x 25 pin headers 2 11 4 3 Cable Adapters e CAD RCA set of 14 RCA PHONO female to BNC male adapters intended primarily for use with the SWR 2122U Unbalanced Switcher 2 11 4 4 Digital Control APIB Cables These cables can be used as extensions or replacements for the APIB cables that come with each instrument or ISA APIB controller card e CAB DO Extension APIB Interface cable 20 in 0 5 m e CAB D2 Extension APIB Interface cable 6 5 ft 2 m e CAB D6 Extension APIB Interface cable 12 7 ft 6 m 2 34 System O ne Description Installation APWIN Guide 3 Hardware Installation Hardware setup involves installing an interface card in the computer and connecting a cable from this interface card to System One or System Two Every copy of APWIN comes with an ISA bus half size interface card or as a option a PCMCIA interface card One of these cards is required for APWIN to communicate with System One or System Two
69. gure 4 10 Insert New Disk dialog box After APWIN is successfully installed the following message window Figure 4 11 will appear This completes the installation and you should 4 6 System O ne Description Installation APWIN Guide Software Installation Windows 95 amp NT now be able to start APWIN unless you are using the PCM WIN PCMCIA interface If you are using the PCM WIN card with Windows 95 you can now insert the PCM WIN card and Windows 95 will install the card using the Audio Precision driver Setup Complete Setup has finished installing APWIN 1 50 on your computer Setup can launch the Read Me file and APWIN 1 50 Choose the options you want below Click Finish to complete Setup Figure 4 11 Setup Complete message window 4 1 Using PCM WIN card with Windows 95 or NT As noted earlier if your system is to be controlled via a PCM WIN PCMCIA card the card itself should not be installed until AFTER the APWIN software is installed If you are running Windows 95 You may now insert the PCM WIN APIB card in its slot and connect its cable as described in Section 3 4 If you are running Windows NT 4 0 the computer should be switched off before removing or inserting a PCMCIA card the Windows NT 4 0 system does not support hot swapping System One Description Installation APWIN Guide 4 7 Software Installation Windows 95 amp NT System O ne Description Installation APWIN Guide 5 Software Insta
70. ihekan ita iid abet ain ae tee 6 1 6 1 1 Automating APWIN Startup ecer 6 4 6 2 USer Preferences Jison iein eoad vena erae daie i eerd atii 6 7 GR PWIND Help asl lai 6 9 6 4 Using Printers with APWIN e 6 11 6 5 Compatibility with S1L EXE i 6 12 6 5 1 Utilizing S1 EXE Test and Procedures 6 13 6 5 2 Remote Operation via RS 232 Inteface 6 13 6 5 3 S1 EXE Utility PFOQramsS ii 6 13 6 6 Publishing GraphS i 6 14 7 Maintenance and Troubleshooting 7 1 Error Messages Displayed when Loading APWIN 7 1 Fed PCM CIA QifficultieS 6 urna 7 3 T3 Technical Supports surreali 7 4 System One Description Installation APWIN Guide v Table of Figures Figure 1 1 SW R 2122 SWitcherS i 1 5 Figure 1 2 DCX 127 Multi Function MOdUlE eee eceeeeceeetetetetietetteteetetaee 1 6 Figure 1 3 SIA 322 Serial Interface Adapter ii 1 7 Figure 1 4 GAT1 GPIB to APIB Translator 1 8 Figure 2 1 Typical bandpass and bandreject responses at 1 KHZ 2 5 Figure 2 2 Typical residual bandpass noise vs frequency input shorted 2 5 Figure 2 3 Typical reponses of the bandwidth limiting filters 2 8 Figure 2 4 FIL AWT ANSI IEC A Weighting Filter 2 12 Figure 2 5 FIL CCR CCIR 468 DIN 45404 Noise Weighting Filter sss 2 12 Figure 2 6 FIL CIT CCITT P53 Noise W eighting Filter
71. in lt 2 V Ratio 50 dB 50 Hz 1 kHz Vin gt 2 V 3 Specify Option EURZ to substitute 300 Q for the 150 Q termination selection System One Description Installation APWIN Guide 2 3 Specifications Analyzer Specifications 2 2 2 Amplitude Measurement Related Ranges 300 uve 160 Vrms 6 dB steps above 80 mV 12 dB steps below 80 mV Autoranging is peak sensitive to prevent clipping with high crest factor signals Accuracy 0 1 dB 1 20 Hz 20 kHz Response Flatness 0 03 dB 20 Hz 20 kHz 0 1 dB 10 Hz 120 kHz 0 2 3 dB to 500 kHz Residual Noise input shorted 1 5 uV 114 dBu 22 Hz 22 kHz 3 0 uV 108 dBu 22 Hz 80 kHz 10 0 uV 98 dBu full bandwidth 1 0 pV 118 dBu A wtg 5 0 uV 104 dBqps Qpeak CCIR wtg pei pui 2 2 3 Bandpass Bandreject Related The Bandpass B andreject modes provide selective amplitude measurements processed through a 4 pole constant Q filter Filter tuning may be directly programmed FIXED tracking AUTO or swept for spectral displays Units selection and resolution are the same as the Amplitude Measurement mode but with one additional range of sensitivity Amplitude Ranges 75 uV 160 Vrms 6 dB steps above 80 mV 12 dB steps below 80 mV Tuning range fo 10 Hz 200 kHz 3 accuracy Bandpass Response see Figure 2 1 0 5 dB at fo 20 Hz 120 kHz 1 3 octave Cl
72. including THD N contributions from the generator 20 25 Hz derated near maximum output The analyzer contribution is mainly noise with THD typically lt 0 0004 10 Hz 20 kHz System O ne Description Installation APWIN Guide Analyzer Specifications Specifications 2 2 6 Detector Characteristics Five detector selections are available with the principal READING meter rms average true peak Q peak per CCIR Rec 468 3 and S peak scaled peak to read rms with sinewaves The LEVEL meter detector is rms only All detectors are linear with signal crest factors up to seven Reading rate selection determines the sample time of the measurement and minimum recommended frequency for specified accuracy stability Reading Rate Sample Time Minimum Frequency 32 s 32 8 ms 50 Hz 16 s 65 5 ms 30 Hz 8 s 131 ms 20 Hz A s 262 ms 10 Hz Total measurement time is the sum of the sample time plus an additional 10 30 ms for data transfer and processing 2 2 7 Bandwidth Limiting Filters Full measurement bandwidth is typically 4 Hz 600 kHzin the AMPLITUDE mode 6 Hz 600 kHzin the THD N and BANDREJ ECT modes Measurement bandwidth can be limited by independent high pass and low pass filters or an external filter Up to five optional filters may also be installed for weighted noise or other special measurements see OPTION FILTERS High Pass Filters 400 Hz 5 3 pole Butterworth 100 Hz
73. independent digital waveforms typically multitone from their buffers only one D A converter and one analog output stage exists in System One Two System O ne Description Installation APWIN Guide DSP Specifications Specifications waveforms are available simultaneously only at the digital outputs of System One Dual Domain D A Converter Single 16 bit slaved to A D sample rate Dither 16 bit probability and spectral distribution choices as shown below under Signal Output in Digital Domain Worst Harmonic Spurious Signal 85 dB for in band signals lt 0 5 x sample rate 60 dB for out of band signals Direct BNC Output Output via Analog Generator Output Stage Amplitude Range 2 00 Vrms full scale Full analog output stage 2 828 Vpk range of 26 66 Vrms to 25 uVrms Accuracy Flatness 0 25 dB dc 0 45 x sample rate for example dc 20 kHz 44 1 kHz sample rate 0 25 dB 20 Hz 0 45 x sample rate for example 20 Hz 20 kHz 44 1 kHz sample rate Amplitude Resolution 1 2 approx 30 uV lt 0 01 dB or 1 27 uV whichever is greater THD N lt 0 01 lt 0 01 2 3 3 Digital Input Output Related System One Dual Domain only Digital domain signals may be analyzed by two of the real time programs BITTEST and GENANLR and all of the block mode programs with no conversions necessary These same two real time programs and FFTGEN FASTTEST FA
74. ing Power Line Voltage IS SEO NB z MA y Voltage selector card R x lt Indicator pin Figure 3 1 Changing power line voltage The AC Mains input to each instrument is made through a connector fuse block voltage selector assembly Before connecting the power cord confirm that the input voltage selection is correct for your power source An indicator pin shows the selected input voltage in one of the four holes in the cover see Figure 3 1 To change the input voltage refer to Figure 3 1 and proceed as follows 1 Remove the AC power cord from the AC Mains Connector 2 Openthe cover using a small blade screwdriver or similar tool Set aside the cover fuse block assembly 3 Pull the voltage selector card straight out of the housing using the indicator pin 90 Figure 3 2 Voltage selector card positions 4 Orientthe selector card so that the desired input voltage is readable at the bottom see Figure 3 2 Then orient the indicator pin to point up when the desired voltage is readable at the bottom with the indicator pin assembly seated in the notch on the board edge System O ne Description Installation APWIN Guide Primary Power Considerations Hardware Installation 5 Insert the voltage selector card into the housing with the printed side of the card facing toward the connector and the edge indicating the desired voltage first 6 Confirm that the correct fuse is installed for the intended in
75. ions concerning other possible filter designs Custom designs may be constructed on the FIL USR blank card However please note that the system autoranging is based upon the peak value of the unfiltered signal and will limit the maximum usable dynamic range to approximately 50 dB Contact Audio Precision or your Audio Precision distributor for complete specifications on option filters 2 2 12 1 Weighted Noise Measurement FIL AWT A weighting per IEC Rec 179 FIL CCR Weighting per CCIR Rec 468 and DIN 45404 Also for CCIR ARM FIL CIT Weighting per CCITT Rec P53 FIL CMS C message per BSTM 41004 and ANSI IEEE Std 743 1984 FIL CWT C weighting per IEC Rec 179 19 Both input signals between 10 mV 8 Vrms Above 8 Vrms accuracy is 1 20 Hz 5 kHz 2 10 Hz 20 kHz 3 to 50 kHz n Alternate channel signal must be gt 10 mV System One Description Installation APWIN Guide 2 9 Specifications Analyzer Specifications 2 2 12 2 Precision De emphasis Family FIL D50 FIL D50E FIL D50F FIL D75 FIL D75B FIL D75F 50 us 1 50 us 1 15 625 kHz notch 50 us 1 19 0 kHz notch 75 us t1 75 us 1 15 734 kHz notch 75 us 1 19 0 kHz notch 2 2 12 3 Precision Sharp Cutoff Low Pass Family Family Response FLP 10K FLP 15K FLP 18K FLP 19K FLP 20K 3 dB at fe 1 5 0 2 dB to 0 5 fc 0 4 dB to 0 8 fe lt 50 dB above 1 8 fc fo 10 0 kHz quasi elliptic fo 15 0 kHz quasi
76. lf size 8 bit card and includes jumpers to set the computer address and an APIB cable to connect to the first device Refer to Section 3 3 for further information 2 11 3 PCM WIN Card The PCM WIN Card interfaces between a portable computer and the APIB The computer must have a a Type Il PCMCIA slot and if running Windows 3 11 be version 2 or greater software compliant and have Card and Socket Services release 2 1 or later software installed Refer to Section 3 4 for further information 2 11 4 Cables and Adapters 2 11 4 1 Analog Audio Cables These cables provide a convenient method to connect Audio Precision measurement equipment with a device under test These cable kits consist of four cables each with a unique color band at the connector ends to facilitate identification The cables are high quality Mogami NEGLEX super flexible shielded cable and are 8 ft 2 4 m long The cables and connector shells are satin black and all connectors have gold plated contacts e CAB XLR consists of a set of four XLR male to XLR female cables e CAB XBR consists of a set of four cables with XLR male connectors to RCA PHONO male connectors Also provided are four adapters from RCA female to BNC male The cables are wired with pin 2 of the XLR connector as hot center pin of the System One Description Installation APWIN Guide 2 33 Specifications Software and Control RCA connector and pins 1 and 3 connected to ground and shield to a
77. ll analyzer specifications valid for either input The 2 CHANNEL and CROSSTALK measurement modes route the selected input channel through the main measurement path and the alternate reference channel to the LEVEL meter and frequency counter CROSSTALK mode additionally processes the selected input channel through the 1 3 octave bandpass filter automatically tuned to the reference channel frequency or generator frequency System O ne Description Installation APWIN Guide Analyzer Specifications Specifications 2 2 10 Phase Measurement Ranges 180 or 0 360 Phase rotations beyond 180 360 can be accumulated during sweeps Resolution 0 1 displayed measurement quantization is 0 013 at 4 s varying to 0 10 at 32 s Accuracy 1 20 Hz 20 kHz 2 10 Hz 50 kHz 2 2 11 Crosstalk Ratio Measurement Ratio Accuracy 0 1 dB 20 Hz 20 kHz 0 2 dB 10 Hz 120 kHz typically 0 03 dB on same ranges Crosstalk Accuracy Rs lt 600 Q The greater of 10 Hz 20 kHz 140 dB or 1 uV 118 dBu 20 kHz 100 kHz 126 dB or 2 5 uV 110 dBu 2 2 12 Option Filters Up to five option filters can be installed in the System One analyzer for weighted noise or other special measurements Option filters function with the principal READING meter and can be enabled one at a time in series with the standard bandwidth limiting filters Contact Audio Precision for quotat
78. ll products in the 750 Hz 2 40 kHz band expressed relative to the amplitude of the sinewave tone Measurement bandwidth is 400 Hz 2 45 kHz however the tunable 1 3 octave bandpass filter may be used for improved sensitivity or analysis of individual products Balanced output mode only Divide maximum amplitude by 2 6 dB for unbalanced output mode Amplitude is calibrated in V pp Other units are referenced to an equivalent simewave with the same peak to peak amplitude 13 System specification including contributhons from both generator and analyzer Valid for inputs 14 Complies with SMPTE RP120 1983 and DIN 45403 13 Technique suggested by Paul Skritek of the Technical University Vienna Austria For more information see Simplified Methods by P Skritek a paper presented at the 1985 Audio Engineering Society convention in Hamburg Germany preprint 2195 and Practical Extended System O ne Description Installation APWIN Guide Analyzer Specifications CCIF Mode Test Signal Compatibility IMD Measured Specifications Two equal amplitude 4 200 kHz tones with 80 Hz 1 kHz separation Difference frequency product only expressed relative to the amplitude of either test tone Measurement bandwidth is always 1 3 octave 2 2 14 Wow amp Flutter Analyzer Option The Audio Precision Wow amp Flutter Analyzer Option adds the capability to measure rotational wow and flutter in accordance wi
79. llation Windows 3 11 5 1 Installing APWIN APWIN comes with an easy to use setup utility that will perform the complete installation All options and system dependent variances are handled automatically APWIN uses the standard Windows Notepad program for its error reporting file Notepad is automatically installed when you install Windows but if you have removed it for some reason you must reinstall this editor program to be able to use the error file feature of APWIN Note APWIN will run in any video resolution supported by Windows including 640 x 480 800 x 600 1024 x 768 and 1280 x 1024 If your system has the capability we find that the 1024 x 768 resolution gives the best visual presentation and functionality There are two ways to install APWIN The installation program SETUP EXE is in the root directory of the CD ROM or on diskette 1 You can either use FILE MANAGER to find the SETUP EXE program on your floppy drive and then double click on it or from PROGRAM MANAGER select RUN in the FILE menu This opens the dialog box shown in Figure 5 1 Note If your system is to be controlled via a PCM WIN card do NOT install the card until AFTER the APWIN software is installed the ISA WIN card can be installed either before or after the following APWIN installation System One Description Installation APWIN Guide 5 1 Software Installation Windows 3 11 Installing APWIN 5 2 Command Line A SETUP EXE
80. me and show a list of all your existing program groups If you accept the default new name APWIN will create a new Program Group called Audio Precision APWIN 1 50 If you choose one of the existing Program Groups the new icons will be added to that group rather than put in a new group System One Description Installation APWIN Guide 4 5 Software Installation Windows 95 amp NT Select Program Folder ix Setup will add program icons to the Program Folder listed below You may type a new folder name or select one from the existing Folders list Click Next to continue Program Folders Audio Precis Existing Folders AudioClips Calendar Creator for Windows 95 Graphic Workshop INSYNC ModemShare McAfee VirusScan 95 MFC Samples on CDROM xl cr Figure 4 8 Select Program Manager Group dialog box Now that all of the installation questions have been answered APWIN will proceed with the installation You should see the following screen Copying file C PROGRAM FILESVAPWINBIN APWIN EXE Figure 4 9 Installing progress screen If you are installing APWIN from diskettes the following screen will appear after all of the files form each disk are loaded At each screen insert the next disk in the series as instructed Place instabation deh 2 rto Pa Noppy dive and press be OK button Soars Pattnens are _ Presa the OK button to continue Presa Cancel to abort the malson en e Fi
81. nd normally are supplied on a disk with the printer Additionally the Windows installation disks include some drivers for several common printers although more recent updated versions of a particular driver are often available directly from the printer manufacturer To install a new printer refer to your Windows documentation for complete instructions Briefly from the PROGRAM MANAGER open the CONTROL PANEL and select PRINTERS In the dialog box select ADD gt This will bring up a long list of printers If you do not find your particular printer listed and you have a disk from the manufacturer select the first item Install Unlisted or U pdated Printer and click on Install This will guide you through the process of installation including Setup which configures the driver for the options installed on the printer and Connect which determines to which port the printer will print Again refer to your Windows documentation for more details 6 5 Compatibility with S1 EXE Existing customers familiar with the S1 EXE DOS based program that has been the user interface since the introduction of System One in 1985 will find substantial improvements in capabilities ease of use features and appearance of APWIN compared to S1 EXE The powerful graphic capabilities in Windows make a more friendly environment and provide the user the ability to customize many attributes of the user interface to suit personal taste Graphs can be extensively customized
82. ne Description Installation APWIN Guide 6 3 6 4 Getting Started with APWIN Starting APWIN HSgnesg Bk HS6 sz CL022 9 K 2109 fo yos gajio Blosqceszy Ejscplowic geverg DSwoVepLspoue ya 11E21 ybbpcspoue DNL Deaics puget sf Hedmisg gh2zjew Que 29W4b e sz piocegqniez Eg plsaion2 psu Exif 0 ybu CANIPLINOL KA SAGLOLLIZ plays 2S S24 paswnw PEC asdricucs yugo 26 1 624 absaKel szja bEWOLWILCS ASupCspoN Codec Figure 6 6 System One Sample Test Procedures window Here you will find a collection of several sample procedures that will run various illustration tests Also shown is a Performance Verification procedure that is an excellent example of a detailed test procedure that will make several measurements test against limits display measurement graphs and display a results log It can also be used to verify the conformance to specification of System One or Two This can be quite handy if you ever see unusual test results and would like to be sure that the measurement hardware is functioning correctly 6 1 1 Automating APWIN Startup APWIN can be started in a way that forces certain conditions These include automatically loading a specific test or procedure and automatically running that test or procedure Adding Options and Switches force these conditions to the command line that launches APWIN For example if you follow the APWIN EXE program with the argument RUNPRO followed by the proc
83. ng e The SYS 322 System One Dual Domain includes the capabilities of the 2200 series plus digital audio inputs and outputs in AES EBU SPDIF EIAJ optical parallel general purpose serial formats and complete serial interface analysis per AES3 Thus it provides stimulus and measurement in any combination of digital and analog domains These major options for testing analog audio devices may be added to any of the three basic configurations listed above e IMD Adds the IMD InterModulation Distortion generator and IMD analyzer e W amp F Adds the wow and flutter analyzer e BUR Adds the tone burst square wave and noise generator e EURZ Changes the generator output selections to 40 200 600 ohms prevalent in Europe Additionally your System One may include up to five of these optional hardware filters or may include custom filters Graphs of many of these filters are shown in Section 2 e FBP 500HQ 500 HzHi Q bandpass filter for CD linearity measurements e FBP xxxxx Fixed 1 3 octave bandpass filter frequency specified from 100 Hz to 25000 Hz e FBR 19000 19 kHz band reject notch filter System One Description Installation APWIN Guide 1 3 Introduction 1 4 FH P xxx FIL AWT FIL CCR FIL CIT FIL CMS FIL CWT FIL D50 FIL D50E FIL D50F FIL D75 FIL D75 AWT FIL D75B FIL D75F FIL IECR FIL RCR FIL VID FLP A20k FLP xxx Overview High pass filter specify frequency 30 Hz 70 Hz 400 Hz
84. ng Panel DCX Panel Switcher Panel Graph Bar Graphs Data Editor Digital IO Panel Status Bits Panel Regulation Panel Figure 6 11 APWIN Help Contents screen 6 4 Using Printers with APWIN APWIN runs under Microsoft Windows and as such is able to use any printer supported by Windows To select a specific printer that has been previously installed on your computer select PRINT SETUP under the FILE menu in APWIN This will show a dialog box that contains a list of all the installed printers including the printer that is currently set as the DEFAULT printer APWIN will printto either the DEFAULT printer or a Specific Printer depending on which radio button is indicated To change the Specific Printer click on the down arrow at the right of the box and select a new printer from the list of installed printers System One Description Installation APWIN Guide 6 11 Getting Started with APWIN Compatibility with S1 EXE Print Setup C Default Printer Cancel currently HP LaserJet 4 4M on LPT1 Specific Printer Options HP DeskJet 550C Printer on LPT2 Help Orientation Paper C Portrai Size Letter 8 1 2 x11 in A Source m Tray BJ Figure 6 12 Printer Setup dialog box To install a new printer in Windows and therefore have it available to all Windows applications including APWIN you will need a Windows driver for that printer These are created by the manufacturer of the printer a
85. nto MAKEWAV2 for use with APWIN This continues to be a DOS program but can be run under Windows and shows up as an icon in the APWIN program group This program and its icon are automatically installed by the APWIN installation utility The PLOT and POST programs that would take a graphics file produced by S1 EXE and create an HPGL plotter file or Postscript file respectively are not available in APWIN APWIN has access to the powerful printing features of Windows supported printers or plotters can be driven directly from within APWIN without having to use an external utility It is also possible to produce HPGL plotter and Postscript files from APWIN by simply printing to file with an HPGL plotter or Postscript printer selected as the default printer System One Description Installation APWIN Guide 6 13 Getting Started with APWIN Publishing Graphs 6 14 6 6 Publishing Graphs There are several ways to capture a graph depending upon your requirements One simple method is to use the Windows clipboard feature With the graph visible on screen push Alt Prnt Scrn to copy the entire screen to the clipboard or from the menu select Edit Copy Panel to copy the active window to the clipboard Then in any desktop publishing application from the EDIT menu paste the contents of the clipboard to the location desired To save a graph to a file in Windows 95 or NT from the menu select File Export Graphic and choose the file form
86. o APIB Translator The GATTI interfaces between Audio Precision instruments with APIB Audio Precision Interface Bus and a computer with a GPIB General Purpose Interface Bus IEEE488 1 controller This allows interconnecting a System One with a GPIB interface and instruments switchers and DCX 127 with APIB interfaces A data sheet is available to describe specific configurations and limitations The GAT1 is not compatible with instruments controlled by APWIN System O ne Description Installation APWIN Guide 2 Specifications 2 1 System One Generator Specifications All System One configurations contain an analog signal generator consisting of an ultra low distortion analog sinewave generator and two independent transformer coupled output stages that can be driven from both the analog sources and optional hardware signal generators O ption BUR adds analog generated sine burst square wave and noise signals Option IMD adds analog generated IMD test signals SYS 222 and SY S 322 configurations also contain dual channel D A based signal generation capability Unless otherwise noted all specifications are valid for outputs gt 150 uVrms 420 uVppl 2 1 1 Frequency Related Range 10 Hz 204 775 kHz High Accuracy Mode Fast Mode Accuracy 0 03 0 5 Resolution 0 005 0 025 Hz 10 Hz to 204 Hz 0 25 Hz 205 Hz to 2 04 kHz 2 5 Hz 2 05 kHz to 20 4 kHz 25 Hz 20 5 kHz to 204 kHz 2 1 2 Amplitude Related
87. o install the PCMCIA drivers for Windows 3 11 3 5 Connecting the APIB Interface Simply connect the cable from the APIB Interface card in the PC to the System One If your system includes switchers notice that each SWR 2122 switcher has two APIB connectors on its rear panel This is to permit connecting them in a daisy chain fashion between the computer s APIB card connector and the System One APIB connector see Figure 3 9 The switcher s connectors pass the APIB lines through and the switchers respond only when specifically addressed as described below Normally the computer will be connected to the first switcher with a digital interface cable the first switcher connects to the second etc and the last switcher connects to the System One digital interface APIB connector System One Description Installation APWIN Guide 3 7 Hardware Installation Setting Switcher Addresses and Modes Du UW Yui Coote ig Dl T iena Cpe Se Figure 3 9 APIB connections block diagram typical 3 6 Setting Switcher Addresses and Modes A six switch binary switch bank is located on the rear panel The first four switches on this bank select which group of channel numbers the module responds to as described in Table 3 1 The last two switches function as describ
88. omplete Message WINdOW i 4 7 Figure 5 1 RUN dialog DOX 5 2 Figure 5 2 Browse dialog DOX i 5 2 Figure 5 3 Install Win325 message SCrEenN iii 5 3 Figure 5 4 APWIN Installation W elcome Screen 5 3 Figure 5 5 Choose Destination dialog box program files ii 5 4 Figure 5 6 Choose Destination dialog box tests and procedures eserse 5 4 Figure 5 7 Choose Components to Install dialog DOX ceeeee eset eeeeeteteeteteeeteeees 5 5 Figure 5 8 PCMCIA Driver Installation selection SCreen 5 5 Figure 5 9 PCMCIA Driver Installation selection SCreen iii 5 6 Figure 5 10 Installing progression SCreen i 5 6 Figure 5 11 Insert New Disk dialog DOX 5 7 Figure 5 12 Setup Complete message window using ISA WIN APIB card 5 7 Figure 5 13 Setup Complete message window using PCM WIN APIB card 5 8 Figure 5 14 Win32s installation startup Figure 5 15 Win32s Welcome window Figure 5 16 Win32s setup target directory WINCOW eceeecseteeseteceeteteetteteeettetettetaeees 5 10 Figure 5 17 Win32s installation completion Message WINdOW ceecseeeteteteteeeeeeeeee 5 10 Figure 6 1 APWIN directory WINdOW 6 1 Figure 6 2 Choose Hardware WINdOW i 6 1 Figure 6 3 Windows 95 File O pen dialog DOX 6 3 Figure 6 4 Procedure tool bar 6 3 Figure 6 5 System O ne Example Selection M enu WINdOW i 6
89. on before subsequent signal processing filtering and additional gain stages Its most sensitive range is 80 mV limiting full performance to inputs gt 10 mV 38 dBu In the 2 CHANNEL and CROSSTALK modes the LEVEL meter displays the amplitude of the alternate input SY S 22 and SY S 02 only thus enabling simultaneous amplitude measurements on both input channels Inputs are fully differential balanced with female XLR pin 2 high and dual banana jack connectors Specify Option LXPH to substitute a 1 4 in stereo phone jack for the XLR An additional unbalanced and switchable Auxiliary input Channel A only is provided for special applications Amplitude can be displayed in Vrms dBV 1 000 Vrms ref dBu 0 7746 Vrms ref dBr with respect to any predefined or measured reference or dBm watts computed into any arbitrary resistance The READING meter has selectable rms average peak Q peak per CCIR Rec 468 3 and S peak detectors the LEVEL meter detector is rms only Measurement resolution is approx 0 004 1 25200 of range at 4 s varying to 0 032 1 3150 at 32 s All displays are rounded to four digits or 0 01 dB 2 2 1 Input Related Impedance 100 kQ 1 shunted by 270 pF each side to ground Selectable 600 150 Q 1 terminations Maximum Rated Input 200 Vpeak 140 Vrms on main inputs 100 Vpeak on auxiliary input 1 W 30 dBm with terminations Common Mode Rejection 70 dB 50 Hz 20 kHz V
90. or complete instructions or use the on line Help system explained later APWIN Tests named with the extension AT1 and AT2 are files that contain the complete setup of the System One or System Two hardware the layout of the panels the appearance of the graph and even measured data from the last saved results Loading a test sets up all of these conditions to allow a user to run a new test with all hardware and software conditions correctly established Procedures named with the extension APB are scripts that will perform several operations in succession This might include loading and running a series of tests in sequence comparing measured results against predetermined acceptance limits and displaying and or printing results For a quick look at APWIN and an opportunity to see some tests and procedures in action several examples have been provided These examples illustrate generic tests such as frequency response distortion and noise and more complex digital audio tests such as codec and AES EBU interface tests These procedures load several tests in sequence and illustrate user interaction limits testing and graphical presentation To load these examples select FILE from the top menu bar and select OPEN from the list This will present a secondary selection of file types Select PROCEDURE to run a short menu driven procedure that will be able to select all of the available sample tests After selecting the file ty
91. ormation This is likely to be fixed in later versions of Socket Services CARDSOFT software is installed using a floppy disk and MS DOS The installation process automatically detects the interface chip and System One Description Installation APWIN Guide 5 13 Software Installation Windows 3 11 Using PCM WIN with Windows 3 11 5 14 installs the appropriate Socket Services driver The installation changes CONFIG SYS but leaves AUTOEXEC BAT alone As part of the installation process the PC user is asked to manually change CONFIG SYS to exclude memory from EMM 386 If users are having problems with CARDSOFT software they should make sure that their EMM 386 installation line if they use it includes the following string X D000 DFFF CARDSOFT software uses a utility to determine what I O and memory addresses are free for the pool The utility is called CSALLOC EXE and it is automatically run as part of the installation process The pool is kept as a text file in the CARDSOFT directory This file is called CSALLOC INI and can be changed by CSALLOC EXE or using any text editor such as NOTEPAD or EDIT The four addresses recognized by APWIN are rarely used by other hardware so at least one of the I O addresses is available in the pool This means that for most users once APS1DRV is placed in the CONFIG SYS file and the machine has been restarted APWIN is ready to run Note While CSALLOC INI is a text file
92. ows 95 amp NT button When you click the Lies button the dialog shown in Figure 4 6 will appear Choose Destination Location Figure 4 6 Choose Destination Location for sample tests procedures and data files dialog box This screen Figure 4 6 will suggest a location for all the sample tests procedures and data files If you wish to choose an alternate location click on the Browse button When you click the Lies button the dialog shown in Figure 4 7 will appear 4 4 System O ne Description Installation APWIN Guide Software Installation Windows 95 amp NT Select Components EI Selectthe components you wantto install clear the components you do notwantto install Components Program Files v Help Files 5031K v System One Samples 5533K v System Two Samples 8097 K Description This component includes all executables and related system files required to run APWIN Space Required 29709 K Space Available 87872K lt Back Next gt Cancel Figure 4 7 Choose Components to Install dialog box Here you have a choice of what to install and how much space will be required If you are tight on space or you are re installing part of the software you can selectively turn off any of the items shown by clicking on the check boxes an X or Y means install a blank box means don t install The next dialog box Figure 4 8 will suggest a new Program Manager Group na
93. pe Procedure the Windows File Open dialog will appear Figure 6 3 Navigate to the S1 directory folder using the normal Windows method If you installed APWIN with the default file locations you should find it under the APWIN directory Double click on the Systeml apb procedure This will then open the Procedure window At the top of this window will be the Procedure tool bar shown in Figure 6 4 which may also be at the top or side of the APWIN desktop if you have this tool bar turned on 6 2 System O ne Description Installation APWIN Guide Starting APWIN Getting Started with APWIN a ay ES L12 o fhbe B 16 EIS x 941 2 cauce Afou9 plocegri D q D 9 9 Figure 6 3 Windows 95 File Open dialog box co ea S s a Bl Figure 6 4 Procedure tool bar Push the green Play button approximately the middle of the bar to start this procedure This will then bring up the following menu box DSW_WO 62 Lloceqnise I Haagma AO YSsdrmeq Figure 6 5 System One Example Selection Menu window You can now select from two groups of procedures Demo Test Procedures includes stored sample data and can be used without a device under test connected and even without a System One or Two connected Sample Test Procedures requires measurement hardware and the specific device under test to make actual measurements After selecting one of these choices the following menu box should appear System O
94. pe displays with all signals Monitor Output Ground referenced replica of the generator signal Nominally 2 8 Vpp amplitude Rout 560 Q Trigger Gate Input LSTTL compatible input for use with the tone burst option 2 1 6 Dual Output Related SYS 22 and SYS 20 only SY S 22 and SY S 20 configurations provide a second switchable generator output Frequency amplitude impedance and mode selection apply to both outputs simultaneously Both outputs must be properly terminated in the A amp B and A amp B modes for correct amplitude calibration using dBm or Watts units Output Modes A only B only A amp B A amp B or OFF Output Separation 110 dB to 20 kHz Maximum Output Power both channels loaded Into 600 Q 29 4 dBm each load Rs 50 24 3 dBm each load Rs 600 Into 150 Q 24 0 dBm each load Rs 50 7 25 Hzif output open circuit voltage exceeds 20 Vrms balanced or 10 Vrms unbalanced i Specify option EURZ to substitute lt 40 200 600 Q balanced lt 20 600 Q unbalanced impedance selections System O ne Description Installation APWIN Guide Analyzer Specifications Specifications 2 2 Analyzer Specifications The System One analyzer contains two independent voltmeters The READING meter displays the selected measurement mode and has the greatest sensitivity and dynamic range The LEVEL meter monitors the wideband input signal following input attenuation and pre amplificati
95. ponse of loudspeakers System O ne Description Installation APWIN Guide DSP Specifications System O ne Description Instal Specifications FFTGEN FFTSLIDE FASTTEST FASTTRIG MLS Maximum acquisition 16 384 30 720 16 384 16 384 32 768 record length samples with full memory Maximum acquisition 4 096 8 192 4 096 NA NA record length samples with small memory Maximum full memory 341 MS 640 ms 341 ms 341 ms 683 ms acquisition time 48 kHz sample rate scales inversely with sample rate except at 1 kHz sample rate Maximum full memory 16 384 sec 24 576 sec NA NA NA acquisition time 1 kHz sample rate Waveform display modes Normal Normal NO NO Normal interpolate interpolate interpolate peak peak max peak max FFT spectrum analysis YES YES YES YES YES by cross correlation of MLS signal FFT of any arbitrary NO YES NO NO YES section of record beginning of beginning beginning record only of record of record only only Sample rates for 192 176 4 4 192 176 4 48 44 1 48 44 1 32 48 44 1 32 kHz acquisition amp analysis 8 44 1 32 48 44 1 32 kHz kHz 8 1 kHz 32 8 1 kHz Selectable hardware NO YES NO NO NO trigger source external generator etc slope Pre triggering NO YES NO NO NO FFT averaging 4 16 64 256 NO NO NO NO 1024x FFT window selections Blackman Blackman Blackman Hann none Hann half Hann Harris Harris Harris 240 8 kHz
96. put voltage refer to fuse ratings in Section 2 7 or marked on the rear panel If necessary change the fuse type as described in the following section 7 Replace the cover and verify that the indicator pin shows the desired voltage 3 2 3 Fuse Information The connector fuse block voltage selector assembly allows two fusing arrangements North American see Figure 3 3 and European seeF igure 3 4 The North American fusing arrangement uses a single type 3AG 0 25 x 1 25 in SB slow blow fuse the European fusing arrangement uses two 5 x 20 mm IEC approved type T fuses Refer to the label on the rear panel for fuse current ratings Jumper bar A Fuse block gt Cover gt Figure 3 4 European fusing arrangement System One Description Installation APWIN Guide 3 3 Hardware Installation Installing ISA WIN APIB Card 3 2 4 Changing Fusing Arrangement To change from one fusing arrangement to the other 1 Remove the AC power cord from the AC Mains Connector 2 Open the cover of the connector fuse block voltage selector assembly with a small blade screwdriver or similar tool 3 On the back of the cover loosen the Phillips screw two turns then remove the fuse block by sliding up then away from the screw and lifting from pedestal at the other end refer to Figure 3 5 Figure 3 5 Changing fuse types 4 Invertthe fuse holder and reassemble iton the Phillips screw and pedestal and tighten the sc
97. range 0 05 100 mV 0 05 1 V Resolution 200 MV 200 V ranges 0 005 of range 0 025 of range 500 V range 100 mV 500 mV Input Resistance 10 MQ 1 all ranges Common Mode Rejection gt 120 dB at dc and 50 Hz 20 kHz 20 Relay contact resistance degrades rapidly with increasing switched power For maximum relay life typically 20 x 106 operations Audio Precision recommends limiting the maximum switched signal power to 5 Watts or 200 mA 2l Measured between any two selectable channels into the specified load impedance SWR 2122P patch point switcher crosstalk from the interrupted input to output is typically 70 dB to 20 kHz ae Valid from 15 C to 30 C lt 80 RH for one year Derate linearly to two times indicated values at 5 C to 40 C System O ne Description Installation APWIN Guide DCX 127 Multi Function Module Specifications Specifications 2 5 2 Resistance Measurements Accuracy 3 6 rdg s 25 rdg s 200 Q range 0 05 0 04 Q 0 05 0 1 Q 2 KQ range 0 05 0 2 Q 0 05 10 20 kQ range 0 05 1 Q 0 05 10 Q 200 kQ range 0 05 10 Q 0 05 100 Q 2 MQ range 0 15 100 Q 0 15 1 kQ Resolution 0 005 of range 0 025 of range Open Circuit Voltage lt 6 Vdc 2 5 3 DC Outputs Range 10 500 V bipolar output Resolution 20 uV 20 bits equivalent Accuracy 0 05 0 2 mV absolute 40 uV relative to best fit line Maximum Output Current 20 mA source 10 mA sink Output Floating Charac
98. rcuit board design is used in all models of the switchers two jumpers on the circuit board select whether the switcher functions as an input switcher output switcher unbalanced switcher or patch point switcher These jumpers marked P62 and P63 are shown in Figure 3 12 The jumper positions are shown for reference only and will normally not need to be changed O d P63 P63 O OUTPUT INPUT SWITCHER SWITCHER PATCH POINT UNBALANCED SWITCHER SWITCHER Figure 3 12 Switcher mode jumper positions 3 12 System O ne Description Installation APWIN Guide 4 Software Installation Windows 95 and NT APWIN comes with an easy to use setup utility that will perform the complete installation All options and system dependent variances are handled automatically APWIN uses the standard Windows Notepad program for its error reporting file Notepad is automatically installed when you install Windows but if you have removed it for some reason you must reinstall this editor program to be able to use the error file feature of APWIN Note APWIN will run in any video resolution supported by Windows including 640 x 480 800 x 600 1024 x 768 and 1280 x 1024 If your system has the capability we find thatthe 1024 x 768 resolution gives the best visual presen
99. rew 5 Change or add the correct fuses as necessary again refer to rear panel for the correct fuse current rating 6 Confirm the line voltage setting as described in the previous section then replace the cover 3 2 5 Proper Environment All Audio Precision System One and System Two products are intended for use indoors in a normal environment 3 3 Installing ISA WIN APIB Card The ISA WIN card shown in Figure 3 6 is a half size 8 bit card that must be installed in the host PC to interface the ISA Bus in the PC to the APIB Included with the card is an APIB interconnecting cable Alternatively a PCMCIA interface card is available for use with laptop computers See Section 3 4 3 4 System O ne Description Installation APWIN Guide Installing ISA WIN APIB Card Hardware Installation EOJ Figure 3 6 ISA WIN Interface Card and cable TIP Whenever handling electronic components such as this interface card it is necessary to avoid static electricity discharge that can permanently damage the card Always leave the card in the protective static bag prior to actual insertion Before picking up the card to install it in the computer drain any static charge in your body by touching the chassis of the computer Pick up the card by the metal bracket and avoid touching any of the components on the card The snap discharge you may notice when you touch a metal object after walking across a carpet can be several thousan
100. ry Numbers 1 2 a 8 Code Switch 1 Switch 2 Switch 3 Switch 4 1 12 Up Up Up Up 0000 13 24 Up Up Up Down 0001 25 36 Up Up Down Up 0010 37 48 Up Up Down Down 0011 49 60 Up Down Up Up 0100 61 72 Up Down Up Down 0101 73 84 Up Down Down Up 0110 85 96 Up Down Down Down 0111 97 108 Down Up Up Up 1000 109 120 Down Up Up Down 1001 121 132 Down Up Down Up 1010 133 144 Down Up Down Down 1011 145 156 Down Down Up Up 1100 157 168 Down Down Up Down 1101 169 180 Down Down Down Up 1110 181 196 Down Down Down Down 1111 FROM GENERATOR Ar ADDRESS jinn Cc H A N N E L B Figure 3 10 Rear panel DIP switch typical System One Description Installation APWIN Guide 3 9 Hardware Installation Setting Switcher Addresses and Modes 3 6 2 Input Output and Patch Point Switcher Mode Switches Switches 5 and 6 of the switch bank set the switcher mode as described in Table 3 2 The modes are defined below Table 3 2 Patch point switcher mode settings Patch Point Rear Switch SILE Switch 5 Switch 6 Either A or B Up Up Channel A Up Down Channel B Down Up Off Down Down Either A or B The switcher s channel A responds to the A channel addresses and channel B responds to B channel addresses This is the normal mode Channel A The switcher s channel A and channel B both respond to A channel addresses Channel B The switcher s channel A
101. tate a Help Topic Choose a Jump Copy a Help Topic onto the Clipboard Define and Use Bookmarks Get Help from Your Application Keep Help on Top of Other Windows Move Around in Help Open Another Help File Print a Help Topic Scroll Through a Help Topic Search for a Help Topic View an Application and Help Together Commands and Buttons File Menu Commands Edit Menu Commands Bookmark Menu Commands Help Menu Commands ll Help Buttons Figure 6 9 Widows 3 11 How to Use Help screen Help Topics Windows Help BE Contents Index Find Click a book and then click Open Or click another tab such as Index 2 Finding a topic in Help Getting information in a dialog box A Copying information from a Help topic Printing a Help topic A Viewing a list of topics you ve seen Using the Find tab Customizing Help Figure 6 10 Windows 95 Windows Help screen 6 10 System O ne Description Installation APWIN Guide Using Printers with APWIN Getting Started with APWIN To bring the APWIN on line help files to the screen click on Help and then select Index in the drop down menu list This will bring up the Contents list of available topics APWIN Help Contents a Contents The following Help Topics are available APVWVIN Screen Menus File Menu Edit Menu View Menu Panels Menu Analog Generator Panel Analog Analyzer Panel Digital Analyzer Panel Sweep Panel Sweep Settli
102. tation and functionality To begin APWIN installation insert the CD ROM or diskette 1 into the appropriate drive If your CD ROM s Autostartup feature is enabled you should see the screen shown in Figure 4 1 Otherwise from Windows Explorer browse to the file SETUP EXE in the disk s root directory and double click Note If your system is to be controlled via a PCM WIN card do NOT install the card until AFTER the APWIN software is installed the ISA WIN card can be installed either before or after the following APWIN installation System O ne Description Installation APW IN Guide 4 1 Software Installation Windows 95 amp NT Bay lt A 12 Se d H H Figure 4 1 APWIN installation Setup screen Click on the Install APWIN 1 50 button If you are installing under Windows NT 4 0 your account must have Administrator rights Otherwise you will get the following screen Figure 4 2 when you try to install x You must have Administrator rights to install APWIN Please log off and log on as an Administrator Figure 4 2 Windows NT Administrator rights warning screen The following screen appears Figure 4 3 Setup which will guide you through the rest of the setup process si APWIN Setup is preparing the InstallShield Wizard Please wait 100 Figure 4 3 Setup progression screen 4 2 System O ne Description Installation APWIN Guide Software Installation Windows 95 amp NT Aft
103. teristics Low terminal can float up to 2 Vpk 2 5 4 Digital Input Output Configuration 22 bit 21 bits data plus sign words plus data valid and new data strobes LSTTL CMOS compatible 25 pin D subminiature connectors Maximum Data Rate Approx 8 ms transfer limited by computer speed 2 5 5 Auxiliary Output Ports Configuration Three independent 8 bit parallel ports LSTTL CMOS compatible 23 With both 2 wire or 4 wire configurations When using 4 wire configuration lead resistance must be lt 1 5 Q 24 Full scale on the 2 MQ range is 2 50 MQ System One Description Installation APWIN Guide 2 29 Specifications 2 30 SIA 322 Serial Interface Adapter Specifications 2 6 SIA 322 Serial Interface Adapter Specifications General Purpose Serial via Connects serial interface digital device inputs and SIA 322 Serial Interface outputs to System One Dual Domain parallel inputs Adapter Option and outputs Switches on SIA 322 front panel provide control of e one vs two channel operation e LSB first vs MSB first within serial frame e internal vs external bit clock e internal vs external word clock e high vs low bit clock polarity e high vs low word clock polarity e high vs low serial data polarity e CMOS vs TTL logic levels e position of word clock transition within serial word e width of word clock pulse e ratio of oversampled clock to sample rate 1 2 4 or 8 e ratio of bit clock to oversampl
104. th IEC 386 DIN 45507 CCIR 409 3 NAB ANSI C16 5 1971 JIS 5551 standards and scrape flutter Rotational wow amp flutter is typically characterized by FM products in the 0 5 200 Hz range Scrape flutter is caused by frictional effects of the tape sliding over guides or the tape heads and is characterized by FM products extending to 5 kHz often peaking near 3 kHz System One DSP configurations can perform FFT spectrum analysis of wow and flutter to 0 06 Hz resolution Test Signal Compatibility Normal High band Minimum Input Measurement Range Accuracy Detection Modes Response Selections Weighted Unweighted Scrape Wideband Residual W F Weighted Unweighted Scrape or Wideband 2 80 kHz 3 35 kHz 10 0 kHz 13 5 kHz for scrape flutter measurements 10 mV 38 dBu 0 to 1 5 of reading 0 0005 IEC DIN NAB and JIS 4 Hz bandpass per IEC DIN NAB 0 5 Hz 200 Hz 200 Hz 5 kHz 0 5 Hz 5 kHz lt 0 001 lt 0 002 lt 0 005 Range DIM Measurements by Bruce E Hofer a paper presented at the 1986 AES Convention in Montreux Switzerland preprint 2334 Si Complies with IEC 268 3 and IHF A202 recommendations for the difference frequency product Odd order IMD products are not measured i Operational with high band test signals 11 5 kHz 13 5 kHz only Upper 3 dB rolloff is typically 4 5 kHzusing 12 5 kHz System One Description Installation APWIN Guide 2 19 Specifications Analy
105. tion Real Sample Rate 2 approx 0 003 Hz 48 kHz rate Time Sinewave Generation Frequency Resolution from sample rate waveform record length for example Downloaded Waveform Files 5 86 Hz at 48 kHz sample rate with maximum 8192 FFTGEN FASTTEST sample record length FASTTRIG Amplitude Range Full 24 bit amplitude range from 100 FS to lt 0 00003 FS 0 00 dB FS to lt 130 dB FS Amplitude Resolution 1 LSB 1 274 Flatness and Accuracy Unmeasurable Distortion lt 0 00003 FS 130 dB FS Rounding Truncation Rounded to user selected word width from 8 through 24 bits or truncated Dither Probability Distribution Triangular or rectangular probability Dither Spectral Distribution Flat white or shaped 6 dB octave rising at high frequency Dither Amplitude Selectable from 1 LSB of 8 bit though 24 bit word or OFF 2 3 5 Real Time Program Descriptions 2 3 5 1 HARMONIC HARMONIC provides single channel frequency selective amplitude measurement of analog signals The center frequency of a tunable bandpass filter may be steered by manual panel entry track analog genrator frequency or track analog analyzer bandpass bandreject filter frequency The filter can tune directly to the steering source frequency to 2 through 9 harmonic of that frequency or to a user entered offset frequency A DSP implemented RMS detector follows the filter System O ne Description Installation APWIN Guide
106. tion both the CONFIG SYS and AUTOEXEC BAT files are changed If the user is running EMM 386 the installer will add the following string to the EMM386 command line X CF00 CFFF X D000 D7FF If the user has hardware at these locations or later changes EMM 386 in CONFIG SYS he she must also change the CARDWARE INI file discussed below See the notes at the end of this section for how to match CONFIG SYS and CARDWARE INI CARDWARE software uses a generic text file to set the I O and memory addresses in the free pool The text file is in the CARDWARE directory and is called CARDWARE INI It can be changed manually by using any text editor such as EDIT or NOTEPAD The four addresses recognized by APWIN are not included in the generic pool This means that CARDWARE INI must be changed before APWIN can run Our experience with desk top PCs indicates that no hardware ever resides at the I O address range 2B8 2BF The user should therefore place the following line in the CARDWARE INI file just below the existing lines that start with I O I 0 0x2B8 0x08 E 10 Once CARDWARE INI has been changed the computer must be restarted CTRL ALT DEL This is because Card Services reads CARDWARE INI only once at boot time If you need to change the file make sure you restart the computer so the changes can take effect Note As discussed earlier the generic Award installation program assumes 4K bytes of memory at segment CF
107. ts it will automatically look through the possible address locations to find an ISA WIN or PCM WIN card In the unlikely event that this auto detect does not function correctly you can force the software to utilize a specific address location using command line start up switches To do this see Section 6 1 1 3 ADDRESS 268 258 238 208 A CI eo esso Factory Default l ae Setting 2b8 il saa pat y Wi Pees ADDRESS 2d8 2b8 238 298 I eee vo 0 mE aaa J JUMPER INSTALLED IN JUMPER NOT INSTALLED J Figure 3 7 ISA WIN APIB Card with address jumper selections shown 3 4 Installing PCM WIN PCMCIA Interface Card The Audio Precision PCM WIN card is a PCMCIA to APIB interface adapter It can be used to connect a PC or notebook computer equipped with a PCMCIA type Il slot and version 2 1 or later Card and Socket Services to Audio Precision instruments via the Audio Precision Interface Bus APIB It functions the same as the ISA WIN interface card that is used with ISA bus PCs System O ne Description Installation APWIN Guide Connecting the APIB Interface Hardware Installation Note If you are using the PCM WIN card do NOT install it until after the APWIN software is installed per Section 4 Windows 95 or Section 5 Windows 3 11 Figure 3 8 PCMCIA to APIB interface card and cable Refer to Section 4 1 to install the associated PCMCIA drivers for Windows 95 or Section 5 3 t
108. u set the choice to a System different to that connected the software will run but you will not have proper instrument operation For example most readings and generator settings will be erroneous The forced System One and System Two choices were included primarily to allow System One users to evaluate features on System Two while running in demo mode If the System One or System Two has the EURZ option installed you must check the European Broadcast option installed box The EURZ option in the hardware changes the available analog generator output source impedances from the default values of 600 150 and 50 ohms to 600 200 and lt 40 ohms APWIN needs to know these values in order System O ne Description Installation APWIN Guide APWIN Help Getting Started with APWIN to properly set the analog generator output level The rear panel of System One and System Two should have a CONFIGURATION label that will identify the presence of the EURZ option The Company Name box defines what name will appear on the graph header All of the choices entered in this box are saved in a configuration file and will be in place every time the program is loaded 6 3 APWIN Help APWIN includes virtually the entire User s Manual in a convenient on line format allowing rapid access to answers to operational questions The help system includes hyper text capability allowing the user to quickly jump between primary and related topics For a more detaile
109. un on computers that use their interface chip We have found APS1DRV to be somewhat compatible with their Card Services Version 3 02 Release 2 10 The problems observed seem to be related to interface hardware and not software The Socket Services file name is always SNOTESS2 EXE The Card Services file name is always CTALKCS EXE Note Many older PCMCIA notebook computers were built with Data Book interface chips but did not contain Card Talk software Data Book just supplied a few specific drivers for memory and ATA disk cards These users must contact their manufacturer or Data Book to receive the Card Talk software usually at no charge System O ne Description Installation APWIN Guide Using PCM WIN with Windows 3 11 Software Installation Windows 3 11 CARDTALK software is installed using a floppy disk and MS DOS The installation changes CONFIG SYS and AUTOEXEC BAT As part of the installation process the user is asked to manually change CONFIG SYS to exclude memory from EMM 386 If users are having problems with CARDTALK software make sure that their EMM386 installation line if they use it includes the following string X D000 D7FF Unlike the System Soft and Award drivers CARDTALK uses the entries in CONFIG SYS to set up the free pool of I O and memory A driver program called CARDTALK SYS is loaded immediately after Card Services On its command line are switches that set the memory and 1 0 resources On a
110. vark Snip Figure 5 9 PCMCIA Driver Installation selection screen Click to proceed with the installation You should see a screen similar to Figure 5 10 Figure 5 10 Installing progression screen If you are installing APWIN from diskettes the following screen Figure 5 11 will appear after all of the files from each disk are loaded At each screen insert the next disk in the series 5 6 System O ne Description Installation APWIN Guide Installing APWIN Software Installation Windows 3 11 Insert New Disk Figure 5 11 Insert New Disk dialog box After APWIN is successfully installed and if you are not using the PCM WIN card the following message window Figure 5 12 will appear This completes the installation and you should now be able to start APWIN If you are using the PCM WIN PCMCIA interface you should see the message window of Figure 5 13 You must insert the PCMCIA card in its slot and reboot your computer Setup Complete Figure 5 12 Setup Complete message window using ISA WIN APIB card System One Description Installation APWIN Guide 5 7 5 8 Software Installation Windows 3 11 Installing WIN32S Setup Complete Setup hos finished copying tiles 1 your computer Galore you can use he program you must restart Windows or your computer C Yes lwontliorestot Windows now CN will restart my computer leer Remove any disks trom their drives and then cick Firish 10 complete setup
111. z and 100 Hz highpass are four poles 24 dB octave when BP BR filter is not in use All highpass filters two poles 12 dB octave when BP BR filter is in use Bandpass Frequency 0 04 to 40 of sample for example 20 Hz 19 2 Range kHz 48 kHz sample rate Bandreject Frequency 0 1 to 40 of sample for example 50 Hz 19 2 Range kHz 48 kHz sample rate Residual THD N 120 dB Measurement Units FS dB FS BITS dB ref LEVEL measurement Frequency Measurement Related Range 5 Hz to 40 of sample rate for rated accuracy Accuracy 0 01 of reading or 0 0001 at 4 readings second Resolution Maximum of 0 003 of reading or 0 0001 of sample rate System One Description Installation APWIN Guide 2 25 Specifications DSP Specifications 2 3 5 3 BITTEST BITTEST is a real time two channel digital input output program designed for use only with System One Dual Domain It generates five waveforms The analyzer section measures any of these waveforms and duisplays bit errors Any amount of time delay is permissible through the device under test so signals may be recorded and played back to measure bit errors of digital storage media Sample Rates 48 44 1 32 kHz Signal Waveforms Sinewave range 60 Hz 6 kHz pseudorandom noise constant values digital DC and walking one and walking zero patterns Analysis Two channel displays of input value decimal or hex and errors sampled 4
112. zer Specifications 2 2 15 Burst Noise Squarewave Option BUR Option BUR adds burst noise and squarewave signal selections to the System One generator Typical applications include dynamic signal processor testing absolute polarity testing acoustic response measurements and investigating amplifier or transducer transient response The tone bursts are generated by synchronously gating the generator main oscillator at zero crossings The number of ON cycles repetition interval and OFF level relative amplitude are all programmable The repetition interval can be expressed in total number of cycles time or burst per second A front panel input is additionally provided for triggering individual bursts or gating the sinewave from an external signal Noise signals include white pink bandpass and equalized bandpass All of the noise signals are based upon a digital white noise generator with a choice of pseudo random 0 262 s sequence length or true random modes Both modes feature excellent conformity to the ideal Gaussian distribution The white noise signal is lowpass filtered at 22 kHz to maximize its energy within the audio bandwidth The pink noise signals contains energy over an extended bandwidth of 10 Hz 200 kHz with a 3 dB octave response characteristic The bandpass noise signal is obtained by passing pink noise through a tunable 2 pole constant Q filter with approximately 1 3 octave bandwidth All noise signals may be gated

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