Audio Precision APx1701 Series Installation Instructions Manual Download

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APx1701

transducer test interface

Installation Instructions,

Specifications and User Guide

February, 2018

model APx1701

Summary of Contents for APx1701 Series

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Page 3: ...APx1701 transducer test interface Installation Instructions Specifications and User Guide February 2018 model APx1701...

Page 4: ...r by any information storage and retrieval system without permission in writing from the publisher Audio Precision AP and APx are trademarks of Audio Precision Inc Windows is a trademark of Microsoft...

Page 5: ...r test interface is avail able from the embedded Help installed with the APx500 measurement software and in the APx500 User s Manual The user s manual is available as a PDF on the APx500 Application D...

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Page 7: ...ducer Test Interface Table of Contents Table of Contents Safety i S curit iii Seguridad vii Installation 1 Installation FR 3 Instalaci n 5 Abbreviations Terms and Symbols 7 APx1701 specifications 9 Us...

Page 8: ...Chapter 1 Table of Contents APx1701 Transducer Test Interface Table of Contents...

Page 9: ...upply voltage is not to exceed 10 of nominal 90 264 Vac For continued fire hazard protection fuses should be replaced ONLY with the exact value and type indicated on the rear panel of the instrument a...

Page 10: ...could damage equipment If you see this marked on equip ment refer to the Operator s Manual or User s Manual for precautionary instructions FUNCTIONAL EARTH TERMINAL A terminal marked with this symbol...

Page 11: ...AS d passer la tension de r seau nominale Cet quipe ment est con u pour fonctionner uniquement partir d une source d alimentation r seau de 50 60 Hz CA une ten sion nominale de 100 240 V CA La tension...

Page 12: ...d une tension dangereuse qui pourrait pr senter un risque de choc lectrique Consultez l autocollant ou l tiquette d avertissement qui l accompagne et faites preuve d une grande prudence ATTENTION Ce...

Page 13: ...non responsabilit Audio Precision d conseille fortement l utilisation de ses produits d une mani re non sp cifi e par le fabricant Une telle utilisation pourrait annuler toute garantie endom mager l q...

Page 14: ...S curit vi APx1701 Transducer Test Interface S curit...

Page 15: ...est dise ado para operar solamente de una fuente de suministro el ctrico de 50 60 Hz de corriente alterna a una tensi n nominal de 100 240 VCA La fuente de suministro de voltaje no debe exceder del 1...

Page 16: ...nga mucha precauci n ATENCI N Este s mbolo le alerta de consideraciones operativas importantes o de una condici n operativa poten cial que pudiera da ar al equipo Si usted ve este s mbolo en el equipo...

Page 17: ...Seguridad APx1701 Transducer Test Interface Seguridad ix causar a da o al equipo o representar a un riesgo de seguri dad para el personal...

Page 18: ...Seguridad x APx1701 Transducer Test Interface Seguridad...

Page 19: ...ons booklet pro vided with the APx analyzer Using the APx1701 To use the APx1701 first connect the APx analyzer instru ment to the PC and launch the APx500 measurement soft ware Software installation...

Page 20: ...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 i...

Page 21: ...ouvent dans le livret d installation et des caract ristiques techniques livr avec l analyseur APx Utilisation de l APx1701 Pour utiliser l APx1701 commencez par brancher l analy seur APx l ordinateur...

Page 22: ...l instrument Le module porte fus ibles secteurs fait partie du module d entr e d alimentation situ la droite du connecteur de cordon d alimentation Ins rez un petit tournevis dans la zone du connecteu...

Page 23: ...s del sistema de la PC se pueden encontrar en el folleto Insta laci n y Especificaciones que se proporcionan con el anali zador APx Uso del APx1701 Para usar el APx1701 conecte primero el instrumento...

Page 24: ...erior del instrumento El m dulo del portador de fusible de fuente de alimentaci n es parte del m dulo de entrada de energ a a la derecha del conector del dable de alimentaci n Inserte un desarmador pe...

Page 25: ...ting a signal in the time domain to the frequency domain IMD Inter Modulation Distortion a measure of non linearity using a test signal with two or more components RMS or rms Root Mean Square an equiv...

Page 26: ...8 Abbreviations Terms and Symbols...

Page 27: ...maximum Do NOT use with higher frequencies Input Impedance 3 32 k 575 pF unbalanced Output Impedance 0 13 0 10 current sense resistor in series with the Output Terminal Voltage Gain 1 kHz 20 000 dB x1...

Page 28: ...ual Noise2 A Weighted 6 0 Vrms 102 2 dBu SNR 134 dB ref 30 Vrms output 22 kHz BW 7 5 Vrms 100 3 dBu 80 kHz BW 13 Vrms 95 5 dBu 500 kHz BW 30 Vrms 88 2 dBu Residual THD N1 2 3 10 Hz to 20 kHz 100 dB 13...

Page 29: ...2 Also switch able to read the DC output of either unbalanced microphone input Microphone Output pass Thru 2 Switchable from among microphone balanced input 2 or microphone unbalanced input 2 only Res...

Page 30: ...ity levels are influenced by the quality of interface and signal cables attached to the unit Compliance was demonstrated using Audio Precision cables Safety Complies with Directive 2014 35 EC IEC 6101...

Page 31: ...a loudspeaker system driver or head phones and the APx analyzer analog outputs Additionally sense resistors are provided for driver impedance measure ments Input Functions For input measurement funct...

Page 32: ...ys The input relays can be reset from the APx500 soft ware LED indicators There are two LED indicators on the APx1701 front panel The Power LED to the right is illuminated when AC mains power is appli...

Page 33: ...Neutrik NLT4M SpeakON connector The diagram here shows the pin arrangement for the mating NL4F or NLT4F cable connector shown from the rear cable connection point of view Use large gauge high quality...

Page 34: ...r sound reinforcement micro phones Solid state condenser microphones typically use the 48 V phantom power system which can be provided by the APx1701 See Microphone Powering on page 22 Unpowered profe...

Page 35: ...analyzer system interconnections Typical interconnection between the APx1701 and an APx analyzer using one amplifier channel one microphone channel and current sense Testing a loudspeaker driver Simp...

Page 36: ...can place them in close proximity in an ordinary quiet room In the APx500 software set the Signal Path I O to Trans ducer Interface and run the Acoustic Response measure ment You will see a number of...

Page 37: ...near and far field microphones Testing headphones Simplified diagram for acoustic testing of stereo headphones using a headphone fixture Mount the headphones to a fixture and connect the APx1701 ampl...

Page 38: ...vide conven tional impedance results However in production quality assurance the impedance test can reveal TRS jack fatigue or failure often a problem in a busy production environ ment The higher impe...

Page 39: ...rement mic in close proximity using two input channels and comparing the microphone results A further technique to evaluate microphone distortion is to use two loudspeakers feeding each a different to...

Page 40: ...icrophone may be pre polarized or may develop the polarization voltage internally from the phantom power The APx1701 can provide 48 Vdc phan tom power to such microphones when connected to the bal anc...

Page 41: ...FT 1701 should only be used with an APx 1701 and APx analyzer using the dedicated Audio Precision self test program SelfTest exe The SLFT 1701 should only be used with this dedicated test WARNING DO N...

Page 42: ...Chapter User s Guide 24 APx1701 Transducer Test Interface User s Guide...

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