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Summary of Contents for AP APx1701
- Page 1 APx1701 TRANSDUCER TEST INTERFACE Installation Instructions, Specifications and User Guide...
- Page 3 APx1701 transducer test interface Installation Instructions, Specifications and User Guide APx1701 November, 2023...
- Page 4 Audio Precision, AP, and APx are trademarks of Audio Precision, Inc. Windows™ is a trademark of Microsoft Corporation. Dolby © Digital is a trademark of Dolby Laboratories. DTS © Digital Surround is trademark of DTS, Inc.
- Page 5 Detailed information on the operation of the APx1701 Transducer Test Interface is available from the embedded Help installed with the APx500 measurement software, in the APx500 User’s Manual PDF on the APx500 Applica- tion USB, and on the Web at ap.com; printed copies can be ordered from Audio Precision or your local distributor. ap.com Visit the Audio Precision Web site at ap.com for APx support information.
- Page 6 APx1701 Transducer Test Interface: Installation Instructions, Specifications and User Guide...
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Page 7: Table Of Contents
Using the APx1701 ........ - Page 8 APx1701 Transducer Test Interface Specifications ........
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Page 9: Safety
To clean the enclosure of this product, use a soft cloth or mains supply voltage is not to exceed ±10 % of nominal brush to remove accumulated dust. A mild detergent may (90–264 Vac). be used to remove remaining dirt or stains. Do not use APx1701 Transducer Test Interface: Safety... -
Page 10: Safety Symbols
If you see this marked on equipment, refer to the Operator’s Manual or User’s Manual for precautionary instructions. APx1701 Transducer Test Interface: Safety... -
Page 11: Disclaimer
Disclaimer Audio Precision cautions against using their products in a manner not specified by the manufacturer. To do other- wise may void any warranties, damage equipment, or pose a safety risk to personnel. APx1701 Transducer Test Interface: Safety... - Page 12 APx1701 Transducer Test Interface: Safety...
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Page 13: Sécurité
Ce produit est destiné à une utilisation à l’intérieur- d’une source d’alimentation réseau de 50–60 Hz CA, à Catégorie d’installation II, Catégorie de mesure I, degré une tension nominale de 100–240 V CA. La tension d’ali- de pollution 2. APx1701 Transducer Test Interface: Sécurité... -
Page 14: Symboles De Sécurité
à l’aide de ce symbole sont liées à des pièces l’étiquette d’avertissement qui l’accompagne, et faites conductrices de l’instrument et elles doivent être rac- preuve d’une grande prudence. cordées à un système protecteur de mise à la terre externe. APx1701 Transducer Test Interface: Sécurité... -
Page 15: Avis De Non-Responsabilité
Avis de non-responsabilité Audio Precision déconseille fortement l’utilisation de ses produits d’une manière non spécifiée par le fabricant. Une telle utilisation pourrait annuler toute garantie, endommager l’équipement ou présenter un risque de sécurité pour le personnel. APx1701 Transducer Test Interface: Sécurité... - Page 16 APx1701 Transducer Test Interface: Sécurité...
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Page 17: Seguridad
50–60 Hz de corri- Este producto es para uso en interiores-Categoría de ente alterna a una tensión nominal de 100–240 VCA. La instalación II, Categoría de medición I, grado de contami- nación 2. APx1701 Transducer Test Interface: Seguridad... -
Page 18: Símbolos De Seguridad
(ater- cia de voltaje peligroso que pudiera representar un riesgo rizada). de descarga eléctrica. Consulte la etiqueta de advertencia adjunta y tenga mucha precaución. APx1701 Transducer Test Interface: Seguridad... -
Page 19: Exención De Responsabilidad
Audio Precision advierte contra el uso de este producto de una manera no especificada por el fabricante. El hecho de no hacerlo de la manera indicada invalidaría las garantías, causaría daño al equipo, o representaría un riesgo de seguridad para el personal. APx1701 Transducer Test Interface: Seguridad... - Page 20 APx1701 Transducer Test Interface: Seguridad...
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Page 21: Installation
The APx1701 is an accessory device that must be used in conjunction with both an Audio Precision APx analyzer The manual APx500 User’s Manual is avail-... - Page 22 PC INTERFACE to an available USB connector on the measurement PC. Connect the mains power cord to the APx1701 and to a source of ac mains power. Turn the APx1701 front panel power switch ON. For more information about making measurements with the APx1701, refer to the User’s Guide beginning on...
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Page 23: Installation (Fr)
Introduction Utilisation de l’APx1701 Pour utiliser l’APx1701, commencez par brancher l’anal- L’APx1701 est un dispositif accessoire qui doit être util- yseur APx à l’ordinateur personnel et par lancer le logi- isé de concert avec l’analyseur APx d'Audio Precision ciel de mesure APx500. Les instructions relatives à... - Page 24 Module d’entrée d’alimentation Retrait du porte-fusibles Retirez le cordon d’alimentation secteur du connecteur au niveau du module d’entrée d’alimentation qui est situé sur le panneau arrière de l’instrument. Le module porte- APx1701 Transducer Test Interface: Installation (FR)
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Page 25: Instalación
Instalación Introducción Uso del APx1701 El APx1701 es un dispositivo que debe utilizarse en Para usar el APx1701, conecte primero el instrumento forma conjunta tanto con el instrumento analizador Audio analizador APx a la PC e inicie el software de medición Precision APx (vendido por separado) y una computa- APx500. -
Page 26: Configuración Del Hardware
Conexión de su instrumento a la red de energía eléctrica La interfaz de prueba del transductor del APx1701 debe conectarse a una red de corriente alterna (CA) a 50–60 Hz. El voltaje mínimo es de 100 VCA, el voltaje máx- imo es de 240 VCA. - Page 27 Conecte el cable de alimentación desde una salida de fuente de alimentación hacia el conector de cable de ali- mentación en el panel posterior del instrumento. APx1701 Transducer Test Interface: Instalación...
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Page 29: Abbreviations, Terms And Symbols
[ ] ....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. APx1701 Transducer Test Interface: Abbreviations, Terms and Symbols... - Page 30 APx1701 Transducer Test Interface: Abbreviations, Terms and Symbols...
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Page 31: Apx1701 Transducer Test Interface Specifications
30.0 Vrms Typically >30.5 Vrms LOAD = 8 Ω, one channel only 100 W, 10 Hz to 50 kHz; Typically >107 W at 1 kHz LOAD 95 W, 50 kHz to 100 kHz APx1701 Transducer Test Interface: Analog I/O Specifications... - Page 32 Switchable +48 V phantom power Unbalanced 2 each, grounded bnc Switchable 4 mA (+24 V CCP) with TEDS reading capability Maximum Rated Input Balanced 10 Vpk (20 Vpp), differentially Unbalanced 5 Vpk (10 Vpp) APx1701 Transducer Test Interface: Analog I/O Specifications...
- Page 33 100 to 240 Vac ±10% (90–264 Vac), No range switching or fuse changes Power Requirements 50–60 Hz, with safety ground via approved required over the full operating range power cord, 360 VA max. of 90–264 Vac. APx1701 Transducer Test Interface: Analog I/O Specifications...
- Page 34 ≥4 Ω. LOAD For specified noise and distortion performance, a ground bonding wire ≤10" [25 cm] must be connected between the source and APx1701 chassis. Measured with the APx555 only. Other audio analyzers will display higher readings due to their higher internal residual performance.
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Page 35: User's Guide
Introduction Input Functions For input measurement functions, the APx1701 is con- The APx1701 Transducer Test Interface is an APx acces- nected between transducer outputs (typically micro- sory device with both input and output functions. The phones) and the APx analyzer analog inputs. The... -
Page 36: Mounting And Ventilation
The APx1701 must be connected by USB 2.0 to a per- nected by relays. The input relays can be reset from the sonal computer running APx500 measurement software APx500 software. -
Page 37: Ground Connection
When two channels are in use, the amplifier is rated at 30.0 V rms into loads above 15 Ω. Loudspeaker connections The APx1701 amplifier outputs appear on the 4 pins of the Neutrik NLT4M SpeakON connector. The diagram here shows the pin arrangement for the mating NL4F or... -
Page 38: Dut Connections (Microphone Inputs)
XLR connector. The XLR Balanced Micro- phone Inputs are designed to interface directly with inputs) professional recording or sound reinforcement micro- The APx1701 is designed to easily interface with com- phones. mon measurement microphones, and with common pro- Solid-state condenser microphones typically use the +48... -
Page 39: Testing With The Apx1701
We will look at some typical test cases, beginning on page 38. System connections In all cases shown, the APx1701 must be connected to the APx500 analysis system, including the PC running the measurement software and the analyzer instrument hardware. - Page 40 Current Sense connection shown in the dia- grams. Simplified diagram for acoustic testing and impedance measurement of a loudspeaker driver. Mount the loudspeaker driver, and connect it to the APx1701 amplifier output channel 1 (pins 1+ and 1– on APx1701 Transducer Test Interface: User’s Guide...
- Page 41 Testing a loudspeaker ously (near field/far field) Simplified diagram for acoustic Simplified diagram for acoustic testing and testing and impedance impedance measurement of two loudspeaker measurement of a loudspeaker driver drivers. using near- and far-field microphones. APx1701 Transducer Test Interface: User’s Guide...
- Page 42 See the illustration on page 36. Mount the measure- ment microphones in the fixture, and connect them to the APx1701. See Microphone Connections on page 36. In the APx500 software, set the Signal Path I/O to Trans- ducer Interface, and run the Acoustic Response measure- ment.
- Page 43 Comparing two microphones Conveniently mount a full-range loudspeaker, and con- nect it to the APx1701 amplifier output channel 1 (pins 1+ and 1– on the SpeakON connector). See Amplifier Output Connections on page 35. Mount the microphone to be tested (DUT) on a microphone stand, and connect it to the APx1701.
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Page 44: Microphone Powering And The Apx1701
(CCP) power system. The APx1701 can provide +24 Vdc CCP power at 4 mA to such microphones when connected to the unbalanced microphone inputs. -
Page 45: Teds Data
A phantom powered microphone may be pre-polarized, or may develop the polarization voltage internally from Audio Precision offers a diagnostic software program the phantom power. The APx1701 can provide +48 Vdc called SelfTest.exe, which interrogates the attached hard- phantom power to such microphones when connected to ware and guides the user through a series of procedures to the balanced microphone inputs. -
Page 46: The Slft-1701 Self-Test Fixture
SelfTest.exe. The SLFT-1701 should only be used with this dedicated test. WARNING! DO NOT TOUCH The surface of the SLFT-1701 will get hot during normal use. MONITOR THIS ACCESSORY WHILE IN USE. APx1701 Transducer Test Interface: User’s Guide... - Page 48 Audio Precision, Inc. 9290 SW Nimbus Ave. Beaverton, Oregon 97008 800-231-7350 8211.0341.007...
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