APx555_Installation_and_Specifications (3.1
Contents
1. DFD Any two tone combination with mean Fmean F1 F2 2 frequency of 2 5 kHz 50 kHz and a Foig F2 F1 difference frequency of 80 Hz 2 0 kHz Fmean Must be gt 6 Fi IMD Measured SMPTE Amplitude modulation of HF tone Measurement BW is typ 40 500 Hz MOD 8 DFD d2 d3 d2 d3 or d2 d3 d4 d5 Use d2 d3 for measurements per IEC 60268 Measurement Range 0 to 20 Accuracy 0 5 dB Residual IMD 3 SMPTE amp MOD Typically lt 140 dBFS DFD Typically lt 150 dBFS Frequency Measurement Range lt 5 Hz to 0 499 SR Accuracy 0 0003 100 Hz Resolution 6 digits I Phase Measurement Ranges 90 to 270 180 or 0 to 360 deg Accuracy Typically lt 0 001 deg Resolution 0 001 deg Notes to Specifications 1 System specification including contributions from both generator and analyzer Generator only and analyzer only contributions are typically less 2 Sample rate SR must be gt 27 kHz for specified performance Jitter analyzer set for 700 Hz highpass response per AES3 1992 3 Digital generator word width must be set to 24 bits for specified performance shorter word widths may degrade performance APx HDMI ARC I O Module Specifications Bluetooth input output module specifications with APx500 v3 2 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00015 rev 003 Novembe2. APx AMC Sync Trigger and Ref Input Output Specifications 51 52 APx AMC Sync Trigger and Ref Input Output Specifications General and Environmental Specifications for APx555 audio analyzers NP0020 00024 rev 000 September 2014 Characteristic Specifications Supplemental Information GENERAL ENVIRONMENTAL Power Requirements 100 240 Vac 10 90 264 Vac No range switching or fuse changes 50 60 Hz with safety ground via required over the full operating range of approved power cord 160 VA max 90 264 Vac Tem perature 0 C to 45 C operating 40 C to 75 C storage Humidity 10 to 80 non condensing Max Operating Altitude 3 000 m 9 840 feet Stabilization Time 20 minutes Allow up to 1 hour per 10 C if unit has been exposed to a significant change in temperature Allow 24 48 hours to recover if condensation has occurred APx555 Audio Analyzer General and Environmental 53 54 Characteristic Specifications Supplemental Information EMC Complies with Directive 2004 108 EC Emissions and immunity levels are influ EC 61326 1 2005 EN 61326 1 2006 enced by the quality of interface and sig Radiated and conducted emissions nal cables attached to the unit are within Class B limits of CISPR 11 Compliance was demonstrated using Complies with Directive 1995 5 EC Audio Precision cables if option BT Bluetooth is installed
3. Electrical unbalanced SPDIF EIAJ per IEC60958 Electrical balanced AES EBU per AES3 1992 Optical Toslink or equivalent I Sample Rate SR Range Electrical 27 kS s to 200 kS s Usable over the extended range of 16 kS s to 216 kS s with degraded waveform fidelity accuracy and jitter Optical 27 kS s to 108 kS s Sample Rate SR Accuracy 0 0003 3 PPM I I Output Amplitude Unbalanced Range 0 0 Vpp to 2 50 Vpp into 75 O 1 mV resolution Accuracy 8 20 mV Source Impedance Typically 75 Balanced Range 0 0 Vpp to 8 00 Vpp into 110 Q 1 mV resolution Accuracy 10 80 mV Source Impedance Typically 110 Q Optical Fixed determined by transducer Channel Status Bits Full implementation per IEC 60958 consumer and AES3 professional Automatically set or manual override hex or plain English CRC override and auto increment local address and time of day Fully settable Hex User Bits and Validity Flag APx Advanced Digital I O Module Specifications Characteristic Specifications Supplemental Information Residual Jitter Unbalanced Balanced 700 Hz 100 kHz BW lt 600 ps Peak detection 50 Hz 100 kHz BW lt 1 0 ns Peak detection Optical Typically lt 2 5 ns SR 96 kS s INTERFACE SIGNAL IMPAIRMENTS Variable Rise Fall Time Range 12 ns to 100 ns 1 ns typical resolution
4. APx555 AUDIO ANALYZER Installation Instructions and Specifications APx555 audio analyzer Installation Instructions and Specifications model APx555 October 2014 Audio precision Copyright O 2006 2014 Audio Precision Inc All rights reserved Printed in the United States of America No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical in cluding photocopying recording or by any information storage and retrieval system without permission in writing from the publisher AUDIO PRECISION the AUDIO PRECISION logo and the AP logo are trademarks of Audio Precision and are regis tered in the U S Patent and Trademark Office and in other countries Windows is a trademark of Microsoft Corpora tion Dolby and the double D symbol are trademarks of Dolby Laboratories Inc DTS is a trademark of DTS Inc Audio precision Audio Precision 5750 SW Arctic Drive Beaverton Oregon 97005 503 627 0832 800 231 7350 ap com pn 8211 0335 rev 000 XIV1014062852 Documentation and Support This booklet contains safety information installation instructions and full specifications for the Audio Precision APx555 audio analyzer The APx500 User s Manual Detailed information on the operation of the APx555 is available from the embedded Help installed with the APx500 measurement software and in the APx500 User s Manual included with the analyzer The user s
5. 140 dB 0 1 uV to 20 kHz Level Amplitude Measurement Range lt 1 uV to 300 Vrms bal lt 1 uV to 160 Vrms unbal Accuracy 1 kHz lt 6 0 pvims 102 2 dBu 15 C to 30 C 0 03 dB 0 35 0 C to 45 C 0 05 dB 0 58 Flatness 1 kHz ref no filters 20 Hz to 20 kHz 0 008 dB 0 020 dB above 5 kHz in the 20 V to 320 V input ranges 10 Hz to 50 KHz 0 030 dB 50 kHz to 100 kHz 0 080 dB 100 kHz to 300 kHz 0 20 dB Residual Noise R lt 40 22 kHz BW lt 1 0 uVrms 117 8 dBu Typically lt 6 2 nV VHz at 1 kHz 80 kHz BW lt 2 0 uVrms 111 8 dBu 250 kHz BW lt 4 2 uVrms 105 3 dBu 500 kHz BW THD THD N SINAD Measurement Fundamental Range Fo 5 Hz to 200 kHz Tuning Control Generator tracking Input tracking or Fixed directly entered value Signal must be 2100 uVrms for input tracking Fo must be within 0 5 of the entered value for fixed tuning Measurement Range 0 to 100 0 dB APx555 Audio Analyzer Analog I O Specifications Characteristic Specifications Supplemental Information Measurement Technique High Perf Sine Analyzer ON Signals are passed through analog If distortion exceeds about 5 6 the notch filters to minimize the distortion analog notch filters are automatically contribution from the A D converters bypassed High Perf Sine Analyzer OFF Signals are pass
6. Maximum No filter is implemented bandwidth 3 dB at 0 490 SR and response are limited by the A D Weighting A wt B wt C wt CCIR 1k CCIR 2k Weighting filter is cascaded with the CCITT C message 50 us or 75 us de emph with and without A wt or None high pass and low pass bandwidth limit ing filters APx Advanced Digital I O Module Specifications 25 26 Characteristic Specifications Supplemental Information IMD Measurement Test Signal Compatibility SMPTE amp MOD Any combination of 40 Hz 1 kHz LF HF tone must be gt 6 LF tone and 2 kHz 20 kHz HF mixed in any ratio from 1 1 to 10 1 LF HF DFD Any two tone combination with mean Fmean F1 F2 2 frequency of 2 5 kHz 50 kHz and a Fogg F2 F1 difference frequency of 80 Hz 2 0 kHz Fmean Must be gt 6 Fy IMD Measured SMPTE Amplitude modulation of HF tone Measurement BW is typ 40 500 Hz xxx MOD d2 d3 d2 d3 or d2 d3 d4 d5 Use d2 d3 for measurements per IEC 60268 DFD d2 d3 d2 d3 or d2 d3 d4 d5 Use d2 d3 for measurements per IEC 60268 CCIF d2 only CCIF is an archaic form of DFD that measures only the d2 product using a different 0 dB reference Measurement Range 0 to 20 Accuracy 0 5 dB Residual IMD SMPTE 8 MOD Typically lt 140 dBFS DFD Typically lt 150 dBFS Frequency Measurement Range lt 5 Hz to 0 499 SR Accuracy 0
7. toLKTx Clock period master or slave mode 41 7813 ns ty Data hold time 20 ns tsu Data setup time teLkrx 2 30 ns PDM RECEIVER teLKRX Clock period master or slave mode 41 7813 ns tap Data hold time rising edge 5 ns tan Data hold time falling edge 10 ns tsu Data setup time 5 ns BITCLK I I I I I ji I I I I DATATX CH1 I CH2 1 I I I 1 I I I I l le tui ty ble tl t gt I I I I om EJ MUA to to su HN 48 APx PDM I O Module Specifications AMC Advanced Master Clock Rear Panel Sync Trigger and Ref I O specifications with APx500 v4 0 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00023 rev 000 October 2014 AESTI DARS REFERENCE fioe TRIGGER AS rr This illustration shows a section of the APx rear panel focusing on the Auxiliary I O and the Sync Trigger and DARS reference connections for the AMC These specifications cover rear panel Sync Trigger and DARS Reference I O functions for APx analyzers fitted with the Advanced Master Clock AMC The Auxiliary I O GPIO function is also described here The Auxiliary I O function is not part of the AMC option but is fitted on all APx analyzers APx AMC Sync Trigger and Ref Input Output Specifications 49 Characteristic Specifications Supplemental Information REAR PANEL I O I I Auxiliary Digital Contro
8. 0003 100 Hz I Phase Measurement Ranges 90 to 270 180 or 0 to 360 deg Accuracy I Typically lt 0 001 deg APx Advanced Digital I O Module Specifications NOTES to SPECIFICATIONS System specification including contributions from both generator and analyzer subject to the following conditions A SR 27 kS s to 200 kS s B interface signal gt 1 5 Vpp Bal or 2300 mVpp Unbal C rise time lt 20 nsec and D no impairments Optical interface is unspecified for residual jitter Digital generator word width must be set to 24 bits for specified performance shorter word widths may degrade per formance 3 Maximum low pass filter frequency is limited by input sample rate SR I I N APx Advanced Digital I O Module Specifications 27 28 APx Advanced Digital I O Module Specifications DSIO digital serial input output module specifications with APx500 v4 0 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00013 rev 005 October 2014 e e O e O e O O 0 E ourpur eur This illustration shows a stand alone APx DSIO module model 216 These specifications cover the digital serial input and output functions of the Audio Precision DSIO The DSIO is available as a stand alone module model 216 and in a combination mod ule combined with DIO models 111 or 211 The Digital Serial
9. Hz to 200 kHz Amplitude Range 0 to 1591 ns for Fj lt 20 kHz derating linearly with frequency to 159 1 ns at 200 kHz Equivalent to 0 to 9 775 UI at 48 kHz sample rate derating to 0 9775 UI Amplitude Resolution 100 ps Accuracy 1 kHz 0 01 Flatness 0 01 Jitter Spectrum Spurious products are typically 40 dBc below jitter signal or 60 dBUI whichever is larger APx Digital Serial I O Module Specifications 33 Characteristic Specifications Supplemental Information NOTE to SPECIFICATIONS System specification including contributions from both generator and analyzer subject to the following condition Bit Clock gt 192 kHz 34 APx Digital Serial I O Module Specifications HDMI ARC input output module specifications with APx500 v3 4 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00011 rev 003 October 2013 0 e SOURCE 1 ane SINK o AUX OUT e O This illustration shows the HDMI ARC module model 214 These specifications cover the input and output functions of the Audio Precision HDMI ARC High Definition Multimedia Interface plus Audio Return Channel I O module HDMI ARC is available as a stand alone module models 114 or 214 The model HDMI ARC module is fully compatible with HDMI 1 3a additionally it supports a subset of HDMI 1 4a the ARC Audio Return Channel featur
10. MSamples Amplitude Range 1 0 to 60 0 Vpp bal 0 to 30 0 Vpp unbal Wav file must peak at digital full scale for calibrated amplitude Flatness 1 kHz ref SR 175 kS s to 216 kS sec Typically lt 0 015 dB to 20 kHz SR 8 kS s to 108 kS sec Typically lt 0 010 dB to 20 kHz or 0 45 SR whichever is lower Spurious Content Typically lt 100 dB 0 2 pV APx555 Audio Analyzer Analog I O Specifications Characteristic Specifications Supplemental Information Output Equalization Arbitrary 30 pole output filter scaled so the maximum gain is 1 dB Filter cannot be applied to square and IMD test signals Source Resistance Rs 75 Q 1 2 100 Q 1 or 600 Q 0 5 Balanced Selectable 40 Q 1 5 100 Q 11 Grounded symmetrical 150 Q 1 200 Q 1 or 600 Q 10 5 Unbalanced Selectable 20 Q 12 50 Q 1 5 BNC shield to ground 10 Q 1 uF Unbal outputs can float up to 0 6 Vpk to reject DUT ground noise Common Mode Test Same as Balanced selections or 10 Q Unbalanced per IEC 60268 Output Related Crosstalk lt 130 dB 0 2 uV to 20 kHz Maximum Output Current Typically gt 80 mA peak 50 mA dc Peak Reverse Overload Up to 1A or 30 W whichever is less Outputs automatically disconnect if a damaging potential is sensed ANALOG ANALYZER Number of Channels 2 ind
11. Vrms 2 3 Vrms 3 7 4 6 Vrms and 7 3 9 3 Vrms 10 Hz to 20 kHz 80 kHz BW lt 111 dB 2 0 uV 10 Hz to 20 kHz 100 kHz BW lt 110 dB 2 3 uV 10 Hz to 50 kHz 250 kHz BW lt 105 dB 3 8 uV 10 Hz to 100 kHz 500 kHz lt 100 dB 5 5 pV BW Residual THD only 22 4 10 Hz to 40 Hz Typically lt 125 dB 40 Hz to 5 kHz Typically lt 130 dB 5 kHz to 20 kHz Typically lt 120 dB 20 KHz to 50 kHz Typically lt 110 dB 50 kHz to 100 kHz Typically lt 102 dB Dual Sine Continuous Swept Sine Generation Technique 24 bit 2 A DACs SR 192 kS s Frequency Range Fs 0 001 Hz to 80 1 kHz Setting resolution is typically 45 uHz 192 kHz 252 over full range Frequency Accuracy 20 0003 3 ppm Lockable to external reference Amplitude Range 1 10 Hz to 80 kHz 0 26 66 Vrms 75 4 Vpp bal 0 13 33 Vrms 37 7 Vpp unbal amp CMT Will drive 600 Q balanced load to at least 30 0 dBm when Rs 400 0 001 Hz to 10 Hz 0 21 22 Vrms 60 0 Vpp bal 0 10 61 Vrms 30 0 Vpp unbal amp CMT Amplitude Accuracy 1 kHz 15 C to 30 C 0 030 dB 0 35 0 C to 45 C 20 040 dB 20 46 Amplitude Setting Resolution Typically lt 0 001 dB or 0 05 Vrms APx555 Audio Analyzer Analog l O Specifications Characteristic Specifications Supplemental Information Flatness 1 kHz ref 10 Hz to 20 kHz 0 008 dB Fs 20 kHz to 50 k
12. due to a practical limitation in testing or metrology Unit Interval a measure of time is it applies to digital audio formats 1 UF 1 128 SR Indicates a specification in an equivalent unit for example 0 030 dB 0 35 or 10 61 Vrms 30 00 Vpp Indicates an approximate or nominal value or range of values not guaranteed and Symbols Abbreviations Terms and Symbols Analog I O specifications APx555 audio analyzer with APx500 v4 0 or higher measurement software September 2014 NP0020 00022 r000 Audio Precision ax TINE S55 audo an This illustration shows an APx555 in its standard configuration with an ADIO module installed These specifications cover the analog input and output functions of the Audio Precision APx555 Specifications for the ADIO interface and other available interface modules including DSIO HDMI PDM Bluetooth and AMC are found in other sections of this document as are Gen eral and Environmental specifications for the entire APx family Analog specifications begin on the next page APx555 Audio Analyzer Analog I O Specifications 7 Characteristic Specifications Supplemental Information ANALOG GENERATOR Number of Channels 2 independent amplitude control I I Waveforms Sine sine split frequency sine split phase sine DC offset continuously swept sine square wave noise IMD signals multi tone wave file playback DC offset capability applies to all DA
13. manual is also available as a PDF on the APx500 Application Disc and on the Web at ap com additional copies can be ordered from Audio Precision or your local distributor Audio Test Discs These discs are included with your analyzer system e APx DVDI is a playable video DVD with menu driven linear and coded audio test sig nals for external source use with DVD players e APx CDI is a playable audio CD with linear audio test signals for external source use with CD players ap com Visit the Audio Precision Web site at ap com for APx support information APx resources are available at ap com downloads apx You can also contact our Technical Support staff at techsupport ap com or by telephoning 503 627 0832 extension 4 or 800 231 7350 exten sion 4 toll free in the U S A Table of Contents SAC o aaa add a e e a a eo BER Ee he il Iistallationi ss oe backed ate AN ee OR A ee eS ee is a 1 Abbreviations Terms and Symbols Le 5 APx555 analog VO specifications LL 7 ADIO specifications ee 19 DSIO Specifications ce wa eis ae eae a wee ee oe PE Ee pee ae aoe ele Be eA 29 HDMI ARC specifications ee 35 Bluetooth specifications oe 6044440449 e e eed Ce PES RE e Ea a ee A 41 PDM specifications ee 43 AMC Specifications oi aiii ee Rae e Se Oe EOE ERE ERA GS EO WES eee ees 49 General and Environmental specifications oaoa 53 APx555 Audio Analyzer Table of Contents i Chapter 1 Table of Conten
14. 0V Auto ranging thresholds are 66 70 20V 40V 80V 160V and 320V and 150 158 of range value Vpk Accuracy 315 mV amp 630 mV input range 0 7 reading 800 pV All other input ranges 0 7 reading 0 1 range Normal Mode Rejection Typically gt 90 dB 20 Hz to 20 kHz APx555 Audio Analyzer Analog l O Specifications 17 18 NOTES to SPECIFICATIONS 1 Generator performance is not guaranteed for amplitude settings below 100 Vrms 283 yVpp 2 System specification including contributions from both generator and analyzer 3 Generator load must be 26000 balanced or 23000 unbalanced 4 The symbol in THD N indicates rms summation of the two components THD is the rms summation of H2 to H9 Specified residual THD N and THD assumes the High Performance Sine Analyzer HPSA is ON 5 Drift of the internal reference is typically 0 3 to 1 ppm year however it is lockable to an external reference 6 Signal must be gt 200 mV for specified residual IMD analyzer must be set to d2 d3 for MOD and DFD or U1 U9 for DIM 7 mhe ratio Fmean Fdiff can be as low as 2 6 when measuring d2 d3 or d2 only Avoid ratios near 3 5 4 5 or 8 Valid only for the balanced input configuration within the common range shown 9 Walid only with DC coupling both channels High pass filters may significantly degrade performance at low fr
15. 68 DFD d2 d3 d2 d3 or d2 d5 Use d2 d3 for IEC60268 CCIF d2 only CCIF is an archaic form of DFD that measures only the d2 product It uses a different 0 dB reference than DFD causing 2x higher readings DIM U1 U9 or Emulation Use UT U9 for IEC 60268 Emula tion matches the response of earlier AP analyzers Measurement Range 0 to 20 APx555 Audio Analyzer Analog I O Specifications Characteristic Specifications Supplemental Information Accuracy 0 5 dB Residual IMD 97 SMPTE lt 100 dB 0 0010 60 Hz 7 kHz 4 1 mix MOD lt 102 dB 0 00080 d2 d3 60 Hz 7 kHz 4 1 mix DFD lt 110 dB 0 00032 d2 d3 19 kHz 20 kHz lt 115 dB 0 00018 d2 only Fmean 19 5 kHz Fig 1 KHz CCIF lt 109 dB 0 00036 12 kHz 13 kHz F mean 12 5 kHz Fgip 1 kHz DIM lt 95 dB 0 0018 DIM 100 or DIM 30 Frequency Measurement Range lt 5 Hz to 1 0 MHz Maximum frequency is limited to 0 45 SR of the analyzer A Ds Accuracy 5 0 0003 3 ppm 100 uHz Minimum Input 3 mV Usable down to 100 uV I Phase Measurement Ranges 90 to 270 180 or 0 to 360 deg Accuracy 5 Hz to 5 kHz 0 15 deg 5 kHz to 20 kHz 0 6 deg 20 kHz to 50 kHz 1 5 deg Minimum Input 3 mV DC Voltage Measurement Maximum Rated Input 160 Vdc 230 Vpk dc peak ac Input Ranges 310mV 620mV 1 25V 2 5V 5V 1
16. Accuracy 10 2 ns Cable Simulation Approximates the signal degradation of 100 meters of Belden 16964 Induced Jitter Waveforms Sine Square Noise Sine Wave Jitter Above 200 Hz maximum allowable jitter decreases in a 1 f fashion to 0 20 UI at F 10 kHz and higher Frequency Range Fy 2 Hz to 200 kHz Amplitude Range 0 1 591 us for F j 20 Hz and derating linearly to 0 1591 us at 200 kHz Equivalent to 0 9 775 Ul at 48 kHz sample rate derating to 0 9775 Ul Amplitude Resolution 100 ps Accuracy 1 kHz 0 01 Flatness 0 01 dB Jitter Spectrum Spurious products are typically 40 dBc below jitter signal or 60 dBUI whichever is larger Normal Mode Noise Waveform Psuedo random pulse train Unbalanced 0 to 635 mVpp 2 5 mV steps 10 25 mV Balanced 0 to 2 55 Vpp 10 mV steps 10 100mV APx Advanced Digital I O Module Specifications 21 22 Characteristic Specifications Supplemental Information Common Mode Signal Bal only Waveform Sine Frequency Range 20 Hz to 100 kHz Amplitude Range 0 to 20 0 Vpp 20 mV steps 10 50 mV EMBEDDED OUTPUT SIGNAL RELATED Waveforms Sine sine split frequency sine split phase sine DC offset continuously swept sine square wave noise IMD signals multi tone constant value walking ones zeros bittest random wave file playbac
17. B 100 Hz to 80 KHz Residual Jitter 700 Hz 100 kHz BW lt 600 ps 50 Hz 100 kHz BW lt 1 0 ns Jitter Spectrum Spurious products are typically pd dd 40 dBc below jitter signal or 60 dBUI whichever is larger Channel Status Bits Full implementation per IEC 60958 consumer and AES3 professional User Bits Displayed in hex Validity Flag Displayed for each channel Receiver Lock Displayed both channels combined EMBEDDED INPUT SIGNAL RELATED Level Amplitude Measurement Measurement Range lt 120 dBFS to 3 dBFS Accuracy 1 kHz Typically lt 0 001 dB Flatness Typically lt 0 001 dB I 7 Residual Noise Typically lt 140 dBFS 24 APx Advanced Digital I O Module Specifications Characteristic Specifications Supplemental Information THD N Measurement Fundamental Range 5 Hz to 0 49 SR or 50 kHz Tuning can be set to track measured fre whichever is lower quency generator setting or fixed Measurement Range 0 to 100 Accuracy 0 5 dB Residual THD N 12 Typically lt 140 dBFS I Level amp THD N Filters High Pass DC DC coupling AC lt 10 Hz AC coupling 1 pole 3 dB at 1 6 Hz Butterworth Fup 3 dB 10 Hz to 1 0 kHz 6 pole Combined with AC coupling Low Pass Butterworth FLp 3 dB 1 kHz to 150 kHz 8 ENBW 1 006 FLP pole Elliptic Fi p 0 01 dB 1 kHz to 150 kHz ENBW 1 012 1 062 FLP 8 pole 0 01 dB pass band ripple lt 60 dB stop band SR 2
18. C waveforms Projects created with the Hi Perf Sine will load as Sine in other APx analyzers High Performance Sine Generation Technique Exceptionally stable RC oscillator Frequency Range Fs 5 Hz to 204 kHz Frequency Setting Resolution 5 0 Hz to 205 0 Hz 0 025 Hz 205 0 Hz to 2 050 kHz 0 25 Hz 2 050 kHz to 20 50 kHz 2 5 Hz 20 50 kHz to 204 kHz 25 Hz Frequency Accuracy 10 Hz to 100 kHz 0 35 Typically lt 25 ppm C 5 Hz to 204 kHz 0 5 Amplitude Range 1 0 26 66 Vrms 75 4 Vpp bal Will drive 600 Q balanced load to at 10 Hz to 100 kHz 0 13 33 Vrms 37 7 Vpp unbal 8 CMT least 30 0 dBm when Rs 40 Q 0 21 22 Vrms 60 0 Vpp bal 5 Hz to 204 kHz 0 10 61 Vrms 30 0 Vpp unbal amp CMT Amplitude Accuracy 1 kHz 15 C to 30 C 0 030 dB 0 35 0 C to 45 C 0 040 dB 0 46 Flatness 1 kHz ref 5 Hz to 20 kHz 0 008 dB Typically lt 0 003 dB 20 kHz to 50 kHz 0 015 dB 50 kHz to 100 kHz 0 060 dB 100 kHz to 204 kHz 0 15 dB Settling Time Typically lt 40 cycles 100 ms to within 0 001 dB of final value APx555 Audio Analyzer Analog I O Specifications Characteristic Specifications Supplemental Information Residual THD N 2 34 10 Hz to 20 kHz 22 kHz BW lt 117 dB 1 0 uV V lt 9 3 Vrms Typically lt 120 dB at 1 kHz from 2 0 lt 115 dB V gt 9 3
19. EC 61326 2 1 2005 Section 5 2 401 is applied controlled EM environ ment for options DSIO and PDM Satety Complies with Directive 2006 95 EC Equipment Class l EC 61010 1 2001 EN 61010 1 2001 Installation Category II CAN CSA C22 2 No 61010 1 04 and Pollution Degree 2 UL Std No 61010 1 2nd Edition Measurement Category Dimensions W H D 432 m m 129 mm 475 mm 17 0 in 5 08 in 18 7 in 3U rack mount kit available Weight 10 8 kg 23 8 Ibs with no digital inter face options installed Add 0 2 kg 0 4 Ibs for each digital interface option installed APx555 Audio Analyzer General and Environmental Audio Precision Inc 5750 SW Arctic Drive dio Beaverton O 97005 precision ence 800 231 7350
20. ER 5 64x OSR Overload Point OLP 1kHz 9 4 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 116 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 116 dB Dynamic Range DNR MIL Fg 48 kHz per AES17 125 dB MODULATOR ORDER 4 128x OSR Overload Point OLP 1kHz 7 9 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 127 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 127 dB Dynamic Range DNR MIL Fg 48 kHz per AES17 135 dB MODULATOR ORDER 5 128x OSR Overload Point OLP 1kHz 9 6 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 127 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 127 dB Dynamic Range DNR MIL Fg 48 kHz per AES17 135 dB MODULATOR ORDER 4 256x OSR Overload Point OLP 1kHz 8 0 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 130 dB Signal to Noise Ratio SNR OLP BW 0 45 Fg 129 dB Dynamic Range DNR QMIL Fg 48 kHz per AES17 137 dB MODULATOR ORDER 5 256x OSR Overload Point OLP 1kHz 9 8 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 128 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 127 dB Dynamic Range DNR MIL Fs 48 kHz per AES17 137 dB APx PDM I O Module Specifications 45 Parameter Symbol Test Conditions MODULATOR ORDER 4 512x OSR Overload Point OLP 1kHz 8 2 dBFS Total Harm Dist Noise OLP BW 0 45 Fg 130 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 129 dB Dynamic Range DNR MIL Fs 48 kHz per AES17 137 dB MODULATOR ORDER 5 512x OSR Overload Point OL
21. Hz 0 030 dB Fs 50 kHz to 80 kHz 0 10 dB Residual THD N 3 4 10 Hz to 20 kHz 22kHzBW lt 105 dB 1 0 pV 5 Hz to 20 KHz 80kKHzBW lt 95dB 20pV Spurious Content 5 Hz to 20 kHz Typically lt 100 dB to 500 kHz 20 kHz to 50 kHz Typically lt 85 dB at 384 kHz 2 Fs 50 kHz to 76 kHz Typically lt 70 dB at 384 kHz 2 Fs 76 kHz to 80 kHz Typically lt 55 dB at 192 kHz Fs Phase Offset Range 179 999 to 180 000 deg DC Offset Range 12 00 Vdc bal DC offset limits maximum ac signal 6 00 Vdc unbal and degrades residual THD N Residual DC Offset lt 0 25 of Vrms setting 100 pV Sine Burst Generation Technique Zero crossing synchronized analog switching between Low High states Frequency Range 10 Hz to 80 1 kHz Frequency Accuracy 0 0003 3 ppm Amplitude Range 1 0 75 4 Vpp bal 0 37 7 Vpp unbal Amplitude Accuracy 1 kHz 0 05 dB 0 58 Low High Ratio Range 0 to 80 dB and zero Ratio Accuracy 1 kHz 0 15 dB 0 to 60 dB Unspecified below 60 dB Amplitude Flatness Total Cycles Interval I 10 Hz to 50 kHz Typically lt 0 03 dB 50 kHz to 80 kHz Typically lt 0 10 dB High Cycles Duration 1 to 16 777 214 2 to 16 777 215 gt 4 6 hours at 1 kHz APx555 Audio Analyzer Analog I O Specifications Characteristic Specifications Supplemental Information IMD Test
22. Input Output or DSIO option provides a flexible chip or board level serial input and output interface With separate Master Clock Bit Clock Frame Clock Channel Clock and four Data lines variable signal formats variable word width bit depth and synchro nization options the DSIO can address almost any serial interface need Formats include TDM Ps DSP bit wide pulse and custom formats Up to 16 channels can be transmitted and received using the TDM format DSIO specifications begin on the next page APx Digital Serial I O Module Specifications 29 Characteristic Specifications Supplemental Information Functional characteristics Channels 1 data line TDM Time division multiplexing TDM Multiple data lines up to 4 data lines 2 channels on each line by TDM Data formats S DSP custom left right justified one bit one subframe 50 duty cycle frame inverted or normal frame optionally 1 bit left shifted frame All modes LSB or MSB first Word width 8 128 bits cannot be less than bit depth Bit depth data length 8 32 bits Sample rate frame rate 4 kS s 216 kS s 1 2or 4 channels 4 kS s 192 kS s 8 or 16 channels Master Clock range 4 kHz 55 296 MHz 1 2 or 4 channels Actual clock rate is dependent upon channel count word width and sample rate settings 4 kHz 49 152 MHz 8 or 16 channels Actual clock rate is dependent upon ch
23. Instrument Type AP1555 Cancel Select Demo Mode APx500 will run in demo mode which allows you to explore the user interface but does not enable any measurement functions Input data shown in Demo Mode is false data generated for display only From the Instrument Type menu select an instrument to be emulated in Demo Mode Running the software with instrument hardware attached NOTE You must have standard user rights or administrator rights to operate APx500 software Guest users are not supported Connecting the instrument to your PC Before connecting your APx instrument to your PC install the APx500 measurement software as described above Connecting the instrument prior to software installation may cause Windows to select an incorrect USB driver for the instrument USB driver selection The measurement software communicates with the instru ment using a USB 2 0 interconnection Once the software is successfully installed connect one end of the USB cable to a USB 2 0 port on the PC and the other end to the PC INTERFACE port on the rear of the instrument We strongly recommend that you use the USB cable included with your instrument AP order number CAB APSI We have tested other USB cables that perform poorly Note Some PCs have optional USB ports on the front of the PC or on extension brackets on the rear In many cases these convenience ports have compromised performance due to the extra cabl
24. P 1kHz 10 dBFS Total Harm Dist Noise OLP BW 0 45 Fs 128 dB Signal to Noise Ratio SNR OLP BW 0 45 Fs 127 dB Dynamic Range DNR MIL Fg 48 kHz per AES17 137 dB RECEIVER Decimated Rate Fs 0 160 768 kHz Bit Clock Rate Fg Master or slave mode 0 128 24 576 MHz DECIMATION FILTER 1 3 125 4 6 25 8 8 33 10 67 12 5 16 16 67 18 75 21 33 24 25 32 33 33 37 5 42 67 48 50 1 800 Decimation Ratio FB FS DECR 64 66 67 75 85 33 96 100 128 150 192 200 256 300 384 400 512 500 768 800 Passband Frequency Range All DECR except DECR 1 0 0 45 Fs DECR 1 0 0 5 Fg Passband Gain pi a 0 0001 0 0001 dB All other DECR 0 001 0 001 dB Stopband Frequency Range All DECR except DECR 1 0 55 DECR 2 Fs Stopband Attenuation All DECR except DECR 1 120 dB 46 APx PDM I O Module Specifications Parameter Symbol Test Conditions LOGIC LEVEL Interface Voltage Resolution Accuracy OUTPUT CHARACTERISTICS Output Voltage High Output Voltage Low VDD OUTPUT DC Voltage Resolution Accuracy Maximum Current VDD MODULATION AC output level Square Pulse Frequency Sine Frequency Frequency Accuracy Vint APx PDM I O Module Specifications lLoap 0 5mA ILOAD 0 5 mA All waveforms Per GSM standard 1 80 0 05 0 7 Vint 0 80 0 05 0 01 216 667 10 3 o 3 30 0 01 3 Vint 3 60 0 01 15 Vpp 5 22000 47 Timing Characteristics PDM TRANSMITTER
25. Signals Generation Technique Analog summation of separately gener ated test signal components MOD 8 SMPTE Lower Frequency LF 40 Hz to 1 kHz LF must be lt 500 Hz for SMPTE Upper Frequency HF 2 00 kHz to 60 00 kHz HF must be gt 6 LF Frequency Accuracy 0 0003 3 ppm Mix Ratio LF HF Selectable 10 1 4 1 or 1 1 Ratio accuracy typically lt 1 Amplitude Range 1 0 to 75 4 Vpp bal 0 to 37 7 Vpp unbal Amplitude Accuracy 0 07 dB 0 81 Residual IMD 2 6 lt 100 dB 0 0010 SMPTE lt 102 dB 0 00080 MOD 60 Hz 7 kHz 4 1 mix DFD Difference Frequency Fam 80 Hzto 2 00 kHz Foig F2 FT Mean Frequency 250 Hz to 60 kHz Fmean F1 F2 2 F mean Fair must be 26 see note 7 Frequency Accuracy 0 0003 3 ppm Amplitude Range 1 0 to 75 4 Vpp bal 0 to 37 7 Vpp unbal Amplitude Accuracy 0 07 dB 0 81 Residual IMD 22 57 lt 110 dB 0 00032 d2 d3 lt 115 dB 0 00018 d2 only DIM Square Sine Frequencies 3 15 kHz 15 kHz DIM 100 DIM 30 2 96 kHz 14 kHz DIM B or 2 96 kHz 8 kHz DIM B8 DIM 100 square wave BW limited by 100 kHz 1 pole filter tr 3 5 usec other DIM square waves BW limited by 30 kHz 1 pole filter tr 11 7 usec Frequency Accuracy 5 20 0003 3 ppm Mix Ratio 4 1 based on Vpp Ratio accuracy typically lt 1 5 Amplitude Range 1 0 to 75 4 Vpp bal 0 to 37 7 Vpp unbal A
26. annel count word width and sample rate settings Logic voltage levels 1 8 V 2 5 V 3 3 V APx Digital Serial I O Module Specifications Characteristic Specifications Supplemental Information DC characteristics no load 1 8 volt setting High level input Minimum 10V Low level input Maximum 0 8 V High level output Minimum 16V Low level output Maximum 0 1V Absolute range Minimum 0 5 V Maximum 5 5 V 2 5 volt setting High level input Minimum 14V Low level input Maximum 11V High level output Minimum 2 2 V Low level output Maximum 0 1 V Absolute range Minimum 0 5 V Maximum 5 5 V APx Digital Serial I O Module Specifications 31 Characteristic Specifications Supplemental Information 3 3 volt setting High level input Minimum 18V Low level input Maximum 15V High level output Minimum 3 0 V Low level output Maximum 0 1 V Absolute range Minimum 0 5 V Maximum 5 5 V Input Output impedance All Outputs 50 2 nominal All Inputs 10 KO nominal AC characteristics Clock frequencies input or output Master clock 4 kHz 55 296 MHz 1 2 or 4 channels Actual clock rate is dependent upon channel count word width and sample rate settings 4 kH
27. ation typically connects to an external source of video to be included in the Source out put signal Generates and transmits audio across ARC per HDMI 1 4a HDMI source should not transmit video Incoming audio is ignored Incoming video is passed to HDMI Source in pass through mode ARC Rx AUX OUT HDMI ARC Rx configuration Typically connects to an HDMI sink that pro duces ARC audio HDMI Sink configuration Typically connects to an independent monitor ing device HDMI ARC Rx configuration Receives and analyzes audio across ARC per HDMI 1 4a No video is transmitted HDMI Sink configuration Contains video and audio sent to Sink input SINK Typically connects to the source out put of a DUT The embedded and encoded audio sig nal components are recovered for analy sis Hardware Interface HDMI Type A EDID 256 byte EEPROM on both Sink and ARC TX AUX IN connectors 36 APx HDMI ARC I O Module Specifications Characteristic Specifications Supplemental Information CEC ARC connectors HDMI ARC Tx configuration ARC C HDMI ARC Rx configuration ARC EC implementation per HDMI 1 4a CEC implementation per HDMI 1 4a ARC link can be negotiated or forced on User can manually send a CEC ping or arbitrary CEC message to any of the standard logical addresses An indicator confirms the receipt of an ACK acknowledged message from t
28. ations Supplemental Information Low Pass 10 Butterworth Fi p 3 dB 1 kHz to 500 KHz ENBW 1 006 F p 8 pole Elliptic Fip 0 01 dB 1 kHz to 500 kHz ENBW 7 012 1 062 F p varies 8 pole 0 01 dB pass band ripple lt 60 dB stop band due to warping 20k AES17 40k AES17 Special filters conforming with AES17 ADC Bandpass Maximum No filter is implemented bandwidth 3 dB at 0 490 SR SR lt 216 kS s and response are limited by the A D 3 dB at 260 kHz for 624 kS s and sample rate SR 3 dB at 520 kHz for 1 248 MS s 3 dB at 1 MHz for 2 496 MS s Weighting A wt B wt C wt CCIR 1k CCIR 2k Weighting filter is cascaded with both CCITT C message 50 us or 75 us high pass and low pass filters de emph with and without A wt or None IMD Measurement Test Signal Compatibility SMPTE amp MOD Any combination of 40 Hz 1 kHz LF HF tone must be gt 6 LF and 1 kHz 60 kHz HF tones mixed LF must be lt 500 Hz for SMPTE in any ratio from 1 1 to 10 1 LF HF DFD amp CCIF Any two tone combination with mean Faig F2 FT frequency of 250 Hz 60 kHz and a dif Fmean F1 F2 2 ference frequency of 80 Hz 2 0 kHz F nean Fi must be 26 see note 7 DIM DIM100 DIM30 DIM B or DIM B8 IMD Products Measured SMPTE Amplitude modulation of HF tone Demodulator BW is 40 750 Hz MOD d2 d3 d2 d3 or d2 d5 Use d2 d3 for IEC602
29. e quencies 10 DSP warping may significantly increase roll off rate and lower ENBW I i APx555 Audio Analyzer Analog l O Specifications ADIO Advanced Digital Input Output module specifications with APx500 v4 0 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00021 rev 000 October 2014 ADVANCED DIGITAL 10 em ar putes Oo orren rosi usiamo orcas orur G inpur D O This illustration shows a stand alone APx ADIO module model 219 These specifications cover the digital input and output functions of the Audio Precision Advanced Digital Input Output ADIO The ADIO is available as a stand alone module model 219 The APx ADIO provides balanced digital input and output compatible with AES3 AES EBU and IEC60958 4 on XLR connectors unbalanced digital input and output compatible with S PDIF and IEC60958 3 and also AES3id and SMPTE 276 M on BNC connectors and opti cal digital input and output compatible with Toslink interfaces ADIO also enables certain carrier and metadata impairments and it supports the imposition of jitter on the transmitted carrier and jitter measurement when used with the Advanced Master Clock AMC ADIO specifications begin on the next page APx Advanced Digital I O Module Specifications 19 20 Characteristic Specifications Supplemental Information ADVANCED DIGITAL I O DIGITAL OUTPUT RELATED Formats
30. e With APx500 v3 1 HDMI EDID 1 4 is supported HDMI ARC modules manufactured after October 2013 will support CEC communications on the Source and Sink connectors Go to Help gt About in APx500 to check feature availability HDMI is designed to carry high bandwidth digital streams providing an audio video interface that includes content protection and a bi directional channel for interaction with connected electronic devices ARC Audio Return Channel provides an additional digital audio channel which can simplify interface cabling in certain applications for user convenience NOTE Earlier APx585 instruments may be fitted with a Model 112 HDMI module which does not include ARC support The HDMI specifications are the same HDMI ARC specifications begin on the next page APx HDMI ARC I O Module Specifications 35 Characteristic Specifications Supplemental Information Revision 1 3a ARC ARC Audio Return Channel imple mented per HDMI 1 4a I I Device Connections SOURCE Typically connects to the sink input of a DUT The video is an internally generated sin gle color screen or the signal applied to the AUX IN connector The audio is internally generated see Embedded Output Signal Related under DIGITAL 1 0 for typical waveforms and parame ters ARC Tx AUX IN HDMI ARC Tx configuration Typically connects to an HDMI source that accepts ARC audio HDMI Source configur
31. e length within the PC We recommend using USB ports directly connected to the PC mother board typically at the rear of the PC Connect the instrument mains power cord to the instrument and to a source of ac mains power See Setting up the hardware below for more information about mains connec tions APx555 Audio Analyzer Installation Turn the instrument ON by pressing the pushbutton on the front of the instrument Microsoft Windows will detect the presence of the instrument on the USB and will open the Hardware Update Wizard to search for the correct software driver Select Install the software automatically Win dows will find the Audio Precision driver software installed with APx500 and connect to the instrument Launch APx500 by double clicking on the installed short cut With the instrument connected you may be asked to update the instrument firmware during the first launch of the measurement software APx500 will start and in a short time you will be presented with the opening screen Refer to the APx500 User s Manual for more information about making measurements A copy of the APx500 User s Manual is included with your instrument The manual is also avail able as a PDF on the APx500 Application Disc and online at ap com Setting up the hardware Connecting your instrument to the electrical mains supply The APx500 series instrument must be connected to a 50 60 Hz alternating current ac electrica
32. ed directly to the A D Projects created using other APx analyz converters with no analog filtering ers will load with the HPSA OFF Accuracy F lt 100 kHz Harmonics to 100 kHz 0 3 dB Harmonics to 300 kHz 0 5 dB Residual THD N 234 10 Hz to 20 kHz 22 kHz BW lt 117 dB 1 0 pV V lt 9 3 Vrms lt 115 dB V gt 9 3 Vrms Typically lt 105 dB 1 0 uV with the High Performance Sine Analyzer OFF 10 Hz to 20 kHz 80 kHz BW lt EMTAB Z 0pV Typically lt 92 dB 2 0 uV with the High Performance Sine Analyzer OFF 10 Hz to 20 kHz 100 kHz BW C110 dB 2 3 pV 10 Hz to 50 kHz 250 kHz BW 20 Hz to 100 kHz 500 kHz BW lt lt 105 dB 3 8 pV lt 100 dB 5 5 pV Only one channel can be measured at a time when BW gt 250 kHz and the High Perf Sine Analyzer is ON Residual THD only 234 10 Hz to 40 Hz Typically lt 125 dB 40 Hz to 5 kHz Typically lt 130 dB 5 kHz to 20 kHz Typically lt 120 dB 20 kHz to 50 kHz Typically lt 110 dB 50 kHz to 100 kHz Typically lt 102 dB Bandwidth Limiting Filters High Pass DC DC Coupling AC lt 10 Hz AC coupling Response is 2 pole via a combination of analog and digital filters and is typically 3 dB at 4 Hz Butterworth Fup 3 dB 10 Hz to 1 0 kHz 4 pole APx555 Audio Analyzer Analog I O Specifications 15 16 Characteristic Specific
33. ependently auto ranging Maximum Rated Input 230 Vpk 160 Vrms dc to 100 kHz 0 6 Vpk from BNC shields to ground Up to 300 Vrms differentially may be applied to the Balanced inputs Input Ranges 310mV 620mV 1 25V 2 5V 5V 10V 20V 40V 80V 160V and 320V Auto ranging thresholds are 48 50 and 107 111 of range value Vac Input Impedance Balanced each side to ground 100 KO 0 5 190 pF 200 kQ 95 pF differentially Unbalanced to BNC shield 100 KO 0 5 2190 pF BNC shield to ground 500 QO 1 uF Input Terminations 600 Q 10 5 1 5 W max 300 Q 0 5 3 0 W max Terminations automatically open in the 80 V and higher input ranges Input Coupling DC or AC Input bias current typically lt 0 35 uA with DC coupling Coupling is set by high pass filter selection APx555 Audio Analyzer Analog I O Specifications 13 14 Characteristic Specifications Supplemental Information Common Mode Rejection The maximum peak input signal each side to ground must not exceed 310 mV to 2 5 V input ranges 90 dB 5 Hz to 5 kHz 2 80 dB 5 kHz to 20 kHz 16V 5 V and 10 V input ranges 2 65 dB 5 Hz to 20 kHz 160 of input range value 20 V to 320 V ranges gt 50 dB 5 Hz to 1 KHz 160 of input range value or 230 Vpk whichever is less Input Crosstalk Rs lt 6000 lt
34. he messaged device CEC HDMI Sink Source HDMI Source configuration CEC implementation per HDMI 1 4a User can manually send a CEC ping or arbitrary CEC message to any of Connectors Also user selectable CEC pass the standard logical addresses An through from AUX IN to Source indicator confirms the receipt of an ACK acknowledged message from HDMI Sink configuration CEC the messaged device implementation per HDMI 1 4a Also user selectable CEC pass through from Sink to AUX OUT Color Support 24 bit 30 bit 36 bit Deep Color Max Video Rate 1080p ARC DIGITAL I O ARC DIGITAL OUTPUT RELATED Formats Signal level single mode 0 5 Vpp typical Output R is 55 Q typical Signal level common mode 0 4 Vpp typical Output R is 30 Q typical Sample Rate SR Range 8kS s 216 kS s Sample Rate SR Accuracy 0 0003 3 PPM Channel Status Bits Full implementation per IEC60958 Automatically set or manual override hex or plain English User Bits Fully settable Hex Validity Flag Set to 0 all channels Residual Jitter lt 1 0 ns typical APx HDMI ARC I O Module Specifications 37 38 Characteristic Specifications Supplemental Information EMBEDDED OUTPUT SIGNAL RELATED Waveforms Sine sine split frequency sine split 8 24 bit word width triangular PDF phase sine DC offset contin
35. irements Note the Intel Atom processor does not meet our minimum specification APx555 Audio Analyzer Installation Installation At least 2 GB of RAM At least 300 MB of free hard disk space A CD ROM optical disc drive e A USB 2 0 port two are required for optional switcher or DCX 127 use A color monitor and a video card with at least VGA capabilities Video resolution of 1024 x 768 or greater is recommended System performance is sensitive to processor speed faster processors will yield faster results APx500 is data intensive and it is recommended that other data intensive applications not be run concurrently This includes Audio Precision s AP2700 APWIN or ATS Chapter 2 Installation Installation To install the measurement software insert the APx500 CD ROM into the optical drive on the PC and follow the instructions in the installation dialog NOTE You must have local administrator rights to install APx500 software Go to User Accounts in the Windows Control Panel or check with your network administrator Running the software without instrument hard ware attached You can launch the APx500 software without instrument hardware attached When no hardware is detected APx500 will present you with the following dialog box 442 Waiting for Hardware xa No hardware detected Check that the instrument is A connected and powered on Select Demo Mode to run without hardware
36. k 8 24 bit word width triangular PDF dither Sine Characteristics Frequency Range 0 001 Hz to 0 499 SR Flatness Typically lt 0 001 dB Offset Range To maximum digital code 1D Offset limits maximum ac signal Harmonics amp Spurious 1 Typically lt 190 dBFS Square Characteristics Frequency Range Fq 10 Hz to SR 6 Fq must equal SR N where N is an even integer 26 Even Harmonic Typically lt 190 dBFS Spurious Content I Noise Characteristics Shape White lt 5 Hz to 0 499 SR IEC 60268 1 is shaped pink noise Pink lt 10 Hz to 0 45 SR BS EN 50332 1 is similar but with soft IEC 60268 1 or BS EN 50332 1 clipping to limit crest factor to 2 I IMD Test Signals SMPTE amp MOD LF Tone Range 40 Hz to 1 kHz HF Tone Range 2 kHz to 0 499 SR or 20 kHz HF tone must be gt 6 LF tone whichever is lower Mix Ratio LF HF 10 1 4 1 or 1 1 Residual IMD Typically lt 140 dBFS APx Advanced Digital I O Module Specifications Characteristic Specifications Supplemental Information DFD Tone Pair Mean Range 2 5 kHz to 0 499 SR F gig 2 or 20 kHz whichever is lower Fmean F1 F2 2 Tone Pair Difference Range 80 Hz to 2 0 kHz Fait F2 F1 Fmean Must be 6 Fdiff Residual IMD Typically lt 150 dBFS Multitone Wave File Playback Sample Ra
37. l Output 8 bits Typically 0 5V 9 pin male D sub Input 8 bits Internal pull up 9 pin female D sub Sync Input Signal Compatibility Square or Sine Voltage Range 0 8 Vpp to 5 0 Vpp Riy gt 10 KO AC coupled Frequency Range 4 kHz to 50 MHz square 1 MHz to 50 MHz sine Lock Range Typically 100 ppm Sync Output Signal Square Amplitude VH 0 8 V to 3 6 V 0 1 V steps V 0t00 1V Frequency Range 8 kHz to 50 MHz Maximum recommended frequency when interfacing to low voltage logic 50 MHz for VH 1 5 2 0 V 30 MHz for VH 1 0 1 4 V 10 MHz for VH 0 8 0 9 V Reference Input AES11 DARS Voltage Range 2 0 Vpp to 6 0 Vpp Ri selectable gt 5 KQ or 110 Q Sample Rate Range 27 kS s to 216 kS s Lock Range Typically 100 ppm Reference Output AES11 DARS Amplitude 5 0 Vpp into 110 balanced Sample Rate Range 8 kS s to 216 kS s Usable below 27 kS s with some loss in waveform fidelity 50 APx AMC Sync Trigger and Ref Input Output Specifications Characteristic Specifications Supplemental Information Trigger Input Voltage Range 0 5 V to 5 5 V Threshold Level 0 8 to 3 6 V 0 1 V steps Riy 10 KO DC coupled or edge selectable Minimum Pulse Width Typically 20 ns Trigger Output Trigger Sources Analog Sine Generator Audio Gener ator and Jitter Generator Amplitude VH 0 8 V to 3 6 V 0 1 V steps VL 0 to 0 1 V
38. l Analyzer to view out of band components PDM specifications begin on the next page APx PDM I O Module Specifications 43 Technical Specifications Test Conditions Parameter Symbol TRANSMITTER Decimated Rate Fs Bit Clock Rate Fg INTERPOLATION FILTER Interpolation Ratio Fp Fs INTR Passband Frequency Range Passband Gain Stopband Frequency Range Stopband Attenuation MODULATOR GENERAL Passband Frequency Range Passband Gain Maximum Input Level MIL Linearity Ones Density at Full Scale MODULATOR ORDER 4 64x OSR Overload Point OLP Total Harm Dist Noise Signal to Noise Ratio SNR 44 Master or slave mode 16 16 67 21 33 24 25 32 33 33 37 5 42 67 48 50 64 66 67 75 85 33 96 100 128 150 192 200 256 300 384 400 512 500 768 800 INTR 32 64 128 256 512 All other INTR INTR 32 64 128 256 512 All other INTR 100 dBFS to MIL order 4 5 MIL to 0 dBFS order 4 MIL to 0 dBFS order 5 1 kHz OLP BW 0 45 Fs OLP BW 0 45 Fs 0 128 16 0 0001 0 0063 0 55 115 100 0 0001 0 010 0 010 0 010 99 94 106 216 kHz 24 576 MHz 800 0 0001 dB 0 0001 dB INTR 2 Fg dB dB 0 45 Fs 0 0001 dB 0 dBFS 0 001 dB 0 002 dB 0 001 dB 100 18 dBFS 105 dB dB APx PDM I O Module Specifications Parameter Symbol Test Conditions Dynamic Range DNR MIL Fs 48 kHz per AES17 115 dB MODULATOR ORD
39. l mains supply The minimum voltage is 90 Vac maximum voltage is 264 Vac The instrument is fitted with a universal power supply that does not require voltage configuration or change of fuse type to accept mains voltages within the specified range APx555 Audio Analyzer Installation Chapter 2 Installation Removing and installing mains fuses To remove the mains fuse carrier module refer to the fig ures below and proceed as follows Fuse carrier removal Power entry module Remove the mains power supply cord from the connector on the power entry module located on the instrument rear panel The mains fuse carrier module is part of the power entry module to the right of the power cord connector Insert a small screwdriver into the power cord connector area reaching into the slot on the mains fuse carrier mod ule Pry the module out slightly until you can grasp the module firmly with your fingers Pull the fuse carrier mod ule out of the power entry module The two mains fuses are loosely mounted within the fuse carrier module take care not to let them fall Replace the fuses if necessary using fuses as described below Carefully reinsert the fuse carrier module into the power entry module and press it firmly into place Connect the power cord from a mains power outlet to the power cord connector on the instrument rear panel Chapter 2 Installation Fuse Information APx500 series instruments are fitted with a univer
40. mplitude Accuracy 0 09 dB 41 0 Residual IMD26 lt 95 dB 0 0018 DIM 100 or DIM 30 APx555 Audio Analyzer Analog I O Specifications 11 12 Characteristic Specifications Supplemental Information Square Wave Generation Technique Special circuit optimized for time domain response and symmetry Frequency Range Fq 0 1 Hz to 30 kHz Frequency Accuracy 20 0003 3 ppm Amplitude Range 0 to 60 0 Vpp balanced 0 to 30 0 Vpp unbalanced Amplitude Accuracy 0 09 dB 1 0 Risetime lt 1 7 usec Rs 200 Q not valid if Rs 600 Q total load C must be 800 pF Aberrations Typically lt 1 Even Harmonic Content Fq 10 Hz to 5 kHz lt 100 dB 0 2 uV to 80 kHz Fq 5 kHz to 20 kHz lt 90 dB 0 2 uV to 500 kHz Spurious Content I Typically lt 110 dB 0 2 pV Noise Signals Generation Technique DAC based pseudo random with IR filtering and additional processing Types White 5 Hz to gt 80 kHz Pink 10 Hz to gt 80 kHz IEC 60268 1 or BS EN 50332 1 Amplitude Range 1 0 to 60 0 Vpp balanced 0 to 30 0 Vpp unbalanced Calibration is approximate only Multitone Wave File Playback Sample Rate Range SR 8 kS s to 108 kS s and 175 kS s to 216 kS s Operation from 109 kS s to 174 kS s is possible but with degraded flatness Maximum File Size 32
41. nput R is nominally 30 Q Sample Rate Range 22 kS s 216 kS s Typically locks down to 16 kS s EMBEDDED INPUT SIGNAL RELATED Level Amplitude Measurement Measurement Range lt 120 dBFS to 3 dBFS Accuracy 1 kHz Typically lt 0 001 dB Flatness Typically lt 0 001 dB Residual Noise Typically lt 140 dBFS THD N Measurement Fundamental Range 5 Hz to 0 49 SR or 50 kHz Tuning can be set to track measured fre Whichever is lower quency generator setting or fixed Measurement Range 0 to 100 Accuracy 0 5 dB Residual THD N 3 Typically lt 140 dBFS Level amp THD N Filters High Pass Filter 5 Hz to 500 Hz or None 1 Hz steps Low Pass Filter3 1 kHz to 97 2 kHz or None 100 Hz steps very sharp roll off charac teristic exceeds AES 17 Weighting A wt B wt C wt CCIR 1k CCIR 2k CCITT C message 50 us or 75 us de emph with and without A wt or None Weighting filter is cascaded with the high pass and low pass bandwidth limit ing filters I IMD Measurement Test Signal Compatibility SMPTE amp MOD Any combination of 40 Hz 1 kHz LF and 2 kHz 20 kHz HF mixed in any ratio from 1 1 to 10 1 LF HF HF tone must be gt 6 LF tone APx HDMI ARC I O Module Specifications 39 40 Characteristic Specifications Supplemental Information
42. ns FUNCTIONAL EARTH TERMINAL A terminal marked with this symbol 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 A terminal marked with this symbol is bonded to conductive parts of the instru ment and is intended to be connected to an external protec tive 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 APx555 Audio Analyzer Safety Information Chapter 1 Safety APx555 Audio Analyzer Safety Information v 2 Audio Precision APx500 Setup Ens Welcome to the Audio Precision APx500 Setup Wizard c Audio Precision Inc All rights reserved This wizard will guide you through the installation of Audio Precision APx500 APx555 Audio Analyzer Installation Software All APx systems use the same award winning measure ment software APx500 PC system requirements The APx500 measurement software version 4 0 and later requires a personal computer PC with the following fea tures and capabilities Operating system Microsoft Windows 8 Windows 7 or Windows Vista A multi core processor at least dual core running at a clock speed of at least 2 GHz Most current processors from Intel and AMD meet these requ
43. on Type N Female Antenna RF Input Impedance Typically 50 Q RF Output Impedance Typically 50 Q RF Power Typically 0 dBm Typical maximum 4 dBm RF Sensitivity 0 1 BER Typically 81 dBm ji I 42 APx Bluetooth I O Module Specifications PDM input output module specifications with APx500 v3 2 or higher measurement software as fitted in APx52x 555 and 58x audio analyzers NP0020 00016 rev 001 October 2013 CLS Do 15 mA BIT CLOCK MAX BIT CLOCK 9 This illustration shows the stand alone PDM module model 215 Qe These specifications cover the digital input and output functions of the Audio Precision PDM interface PDM is available as a stand alone module model 215 and in a combination mod ule combined with DIO model 218 The PDM option provides a complete solution for addressing circuits or devices with a PDM input or output The PDM signal output consists of an APx generator audio signal interpolated by a broad choice of oversampling ratios and modulated into a 1 bit PDM bitstream A 4th order modula tor is the default a Sth order modulator can be selected The PDM Option also provides a sig nal input with its associated clock connection The input accepts a 1 bit PDM bitstream which is then decimated by one of a wide range of decimation ratios and filtered into baseband audio at the Decimated Rate The input bitstream can also be analyzed directly before decimation in the Signa
44. r 2012 SOURCE SINK E x 8 This illustration shows the stand alone Bluetooth module model 213 These specifications cover the digital input and output functions of the Audio Precision Blue tooth interface Bluetooth is available as a stand alone module model 213 and in a combina tion module combined with DIO model 217 Bluetooth is a short distance a few meters control data and audio communications wireless technology Bluetooth uses low power frequency hopping radio in the 2 4 GHz band Commu nication is two way for handshaking metadata etc some profiles HFP for example sup port duplex audio both directions simultaneously some profiles A2DP support only simplex audio one direction per connection Audio Precision supports several audio specific Bluetooth profiles for audio test Bluetooth specifications begin on the next page APx Bluetooth I O Module Specifications 41 Characteristic Specifications Supplemental Information Bluetooth TR TT 2 1 EDR Profiles Roles Supported A2DP Source With APx BT WB hardware module there is a potential 1 sample inter channel phase error in A2DP Source or Sink operation A2DP Sink See note above HFP Audio Gateway HFP Hands Free HSP Audio Gateway HSP Headset AVRCP Controller Codecs Supported SBC APT X CVSD mSBC Requires APx BT WB hardware module RF Connecti
45. roduct should not be used within Categories II III or IV The 2 channel input module measurement terminals are rated for a maximum voltage of 230 Vpk to ground and a signal input of 160 Vrms unbalanced 300 Vrms balanced the 8 channel input module measurement terminals are Chapter 1 Safety rated for a maximum input of 160 Vpk to ground and a sig nal input of 115 Vrms balanced or unbalanced These ter minals are intended to be used for the measurement of audio signals only Do NOT substitute parts or make any modifications with out the written approval of Audio Precision Doing so may create safety hazards Using this product in a manner not specified by Audio Precision can result in a safety hazard This product is for indoor use Installation Category II Measurement Category I pollution degree 2 Safety Symbols The following symbols may be marked on the panels or covers of equipment or modules and are used in this man ual WARNING This symbol alerts you to a potentially haz ardous condition such as the presence of dangerous volt age that could pose a risk of electrical shock Refer to the accompanying Warning Label or Tag and exercise extreme caution ATTENTION This symbol alerts you to important oper ating considerations or a potential operating condition that could damage equipment If you see this marked on equip ment refer to the Operator s Manual or User s Manual for precautionary instructio
46. sal power supply For all rated voltages use two mains fuses of type 2A T SB 5 x20 mm 250 V APx555 Audio Analyzer Installation Builds SRE aa Abbreviations Terms Abbreviations Terms and Symbols used in the following specifications Analog to Digital converter or conversion Bandwidth or Measurement Bandwidth nominally at 3 dB a single number indicates only the upper limit Digital to Analog converter or conversion Digital Signal Processing or Digital Signal Processor Device Under Test the device to which the generator or analyzer is connected Electro Magnetic Compatibility usually refers to both emissions radiated and conducted via AC mains and susceptibility Equivalent Noise Bandwidth the frequency of an ideal filter having the same rms response to white noise Fast Fourier Transform a mathematical process converting a signal in the time domain to the frequency domain Inter Modulation Distortion a measure of non linearity using a test signal with two or more components Root Mean Square an equivalent power expression of signal amplitude Sample Rate usually as it applies to the conversion rate of A D and D A convert ers or digital audio formats Total Harmonic Distortion rms summation of d2 to d9 may be bandwidth lim ited usually derived from an FFT Rms measurement of ALL harmonics spurious signals and noise within a speci fied bandwidth A characteristic that is not guaranteed usually
47. te SR 8 kS s to 216 kS s Maximum File Size 32 MSample Flatness 1 kHz ref Typically lt 0 007 dB to 0 499 SR Spurious Content Typically lt 140 dBFS DIGITAL INPUT RELATED Formats Unbalanced SPDIF ElAJ per IEC 60958 lt 5 Vpp Input typically 75 Qor 8 3 kQ Balanced AES EBU per AES3 2003 lt 10 Vpp Input typically 110 Q or 2 5 kQ Optical Toslink or equivalent Sample Rate SR Range Electrical 27 kS s to 200 kS s Usable over the extended range of 16 kS s to 216 kS s with degraded waveform fidelity accuracy and jitter Optical 27 kS s to 108 kS s SR Measurement Accuracy 0 0003 3 ppm Input Amplitude Measurement Unbalanced 0 to 2 50 Vpp 5 6 mV Balanced 0 to 8 0 Vpp 5 25 mV APx Advanced Digital I O Module Specifications 23 Characteristic Specifications Supplemental Information Jitter Measurement Range 0 4 0 Ul at Fy lt 500 Hz Detection Peak RMS or Average Peak detection must be used for residual measurements per AES3 Average detection is recommended for jitter response measurements Bandwidth Low Limit 50 Hz or 700 Hz AES3 High Limit Variable from 1 kHz to 150 kHz in 0 1 kHz steps Butterworth or Elliptic response Accuracy 1 kHz 10 1 0 ns Flatness 0 5 d
48. ts ii APx555 Audio Analyzer Table of Contents Safety Information Do NOT service or repair this equipment unless properly qualified Servicing should be performed only by a quali fied technician or an authorized Audio Precision distributor Do NOT defeat the safety ground connection This equip ment is designed to operate only 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 equipment Do NOT exceed mains voltage ratings This equipment is designed to operate only from a 50 60 Hz ac mains power source at 100 240 Vac nominal voltage The mains supply voltage is not to exceed 10 of nominal 90 264 Vac APx555 Audio Analyzer Safety Information Safety For continued fire hazard protection fuses should be replaced ONLY with the exact value and type indicated on the rear panel of the instrument and discussed on page 4 of this manual The International Electrotechnical Commission IEC 1010 1 requires that measuring circuit terminals used for voltage or current measurement be marked to indicate their Measurement Category The Measurement Category 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 Measurement Category I abbreviated CAT I on the instrument front panel This p
49. uously swept sine square wave noise IMD signals multi tone constant value walking ones zeros bittest random wave file playback dither Sine Characteristics Frequency Range 5 Hz to 0 499 SR Flatness Typically lt 0 001 dB Harmonics amp Spurious Prod Typically lt 140 dBFS ucts 3 Square Characteristics Frequency Range Fq 10 Hz to SR 6 Only specific values are allowed Fq SR N where N is an even integer 26 Even Harmonic Spurious Content Typically lt 140 dBFS Noise Characteristics Shape White lt 5 Hz to 0 499 SR Pink lt 10 Hz to 0 45 SR IEC 60268 1 or BS EN 50332 1 I IMD Test Signals SMPTE amp MOD LF Tone Range 40 Hz to 1 kHz HF Tone Range 2 kHz to 0 499 SR or 20 kHz HF tone must be gt 6 LF tone whichever is lower Mix Ratio LF HF 10 1 4 1 or 1 1 4 1 maximum with SMPTE signal Residual IMD Typically lt 140 dBFS DFD Tone Pair Mean Range 2 5 kHz to 0 499 SR F gig 2 or Fmean F1 F2 2 20 kHz whichever is lower Tone Pair Difference Range 80 Hz to 2 0 kHz Fag F2 F 1 Emean Must be gt 6 Fdiff APx HDMI ARC I O Module Specifications Characteristic Specifications Supplemental Information Residual IMD Typically lt T50 dBFS IGITAL INPUT RELATED Formats Single mode lt 1 5 Vpp Input R is nominally 55 Q Dual mode lt 1 5 Vpp I
50. z 49 152 MHz 8 or 16 channels Actual clock rate is dependent upon channel count word width and sample rate settings Bit clock 49 152 MHz maximum Frame 216 kHz maximum Output latency Frame typ 3 ns referenced to Bit clock Data 1 4 typ 3 ns referenced to Bit clock Monitor ports typ 10 ns referenced to Signal pin Input setup and hold requirements Frame setup 6 ns referenced to Bit clock Frame hold 2 ns referenced to Bit clock Data 1 4 setup 6 ns referenced to Bit clock Data 1 4 hold 2 ns referenced to Bit clock APx Digital Serial I O Module Specifications Characteristic Specifications Supplemental Information Clock Jitter Advanced Master Clock required Jitter Measurement 0 1 kHz steps Butterworth or Elliptic response Range 0 to 650 ns Detection Peak RMS or Average Average detection is recommended for jitter response measurements Bandwidth Low Limit 50 Hz or 700 Hz High Limit Variable from 1 kHz to 150 kHz in Accuracy 1 kHz 1 300 ps Average detection Flatness 0 2 dB 100 Hz to 100 kHz Residual Jitter 50 Hz to 100 kHz BW lt 1 0 ns Jitter Spectrum Spurious products are typically 40 dBc below jitter signal or 60 dBUI whichever is larger Induced Jitter Waveforms Sine Square Noise Signals Affected Master Clk Bit Clk Frame Clock and Data Sine Wave Jitter Frequency Range F y 2
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