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4 APx511 Installation

APx511 Installation 5InstallationSoftwareThe APx511 hearing instrument analyzer system uses the award-winning APx500 measurement software, whether usi

Chapter 2: Installation6 APx511 InstallationAPx500 is data intensive and it is recommended that other data-intensive applications not be run concurren

Chapter 2: InstallationAPx511 Installation 7USB ports directly connected to the PC mother-board, typically at the rear of the PC.Connect the APx511 ma

Chapter 2: Installation8 APx511 InstallationThe mains power switch is to the left.Checking the mains supply voltage configura-tionThe white plastic vo

Chapter 2: InstallationAPx511 Installation 9Changing the Mains Supply Voltage Configura-tion• Open the Power Entry Module as described above.• The vol

Chapter 2: Installation10 APx511 InstallationFuse informationThe power entry module accommodates two fusing arrange-ments, as illustrated in Figure 6.

APx511 Specifications 11SpecificationsAPx511 hearing instrument analyzerwith APx500 v3.3 or higher measurement softwareMarch 2013 NP0020.00020 r000C

Characteristic Specifications Supplemental Information12 APx511 SpecificationsNoise CharacteristicsShape White (<5 Hz to 0.45*SR),Pink (<10 Hz t

Characteristic Specifications Supplemental InformationAPx511 Specifications 13Max Output Currentspeaker output current limit typically 1.5 A peak minA

Characteristic Specifications Supplemental Information14 APx511 SpecificationsTHD+N Measurement (Microphone, Speaker Voltage, Telecoil Current)Fundame

Characteristic Specifications Supplemental InformationAPx511 Specifications 15Frequency MeasurementRange 100 Hz to 20 kHzAccuracy ±0.0003% [3 ppm] Vin

Characteristic Specifications Supplemental Information16 APx511 SpecificationsGENERAL/ENVIRONMENTALPower Requirements100, 120, 230 or 240 Vac, 50–60 H

Characteristic Specifications Supplemental InformationAPx511 Specifications 17Notes to Specifications1. System specification including contributions f

Characteristic Specifications Supplemental Information18 APx511 Specifications

APx511 Getting Started Guide 19-Getting Started GuideOverviewThe APx511 is an analog-only audio analyzer with connec-tivity and features specifically

Chapter 4: Getting Started Guide20 APx511 Getting Started GuideFront Panel IndicatorsThere are 5 LED indicators on the APx511 front panel. From left t

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 21Aux Control InAux Control (sometimes referred to as GPIO) provides the capability to co

Chapter 4: Getting Started Guide22 APx511 Getting Started GuideBasic Test configurationHearing instrument testing is typically performed in an acousti

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 23AccessoriesMeasurement microphone, dummy mic, HA-1 and HA-2 couplers.Audio Precision of

APx511 hearing instrument analyzerInstallation Instructions,Specifications, and Getting Started GuideRequires APx500 v 3.3 or later.model APx511

Chapter 4: Getting Started Guide24 APx511 Getting Started GuideAPxHiaWe have included a program called APxHia to illustrate the hearing instrument tes

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 25From the APxHia View menu, choose APx500 to make APx500 visible. If you are familiarizi

Chapter 4: Getting Started Guide26 APx511 Getting Started GuideLeveling the test chamberThis tool will set chamber acoustic output to a calibrated lev

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 27Running the standard testsPlace the DUT (with the battery simulator installed), the mea

Chapter 4: Getting Started Guide28 APx511 Getting Started Guidewhen the coupler SPL has stabilized to within 3 dB of the steady value for a 90 dB inpu

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 29ETLSFor hearing aids with an inductive input coil (T-coil), first find HFA-SPLI, the hi

Chapter 4: Getting Started Guide30 APx511 Getting Started GuideThe user created application shown in the upper left corner of the diagram can access t

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 31CalibrationTwo main areas are the focus of calibration. The micro-phone and must be cal

Chapter 4: Getting Started Guide32 APx511 Getting Started GuideThe value returned from the call will be a structure contain-ing two arrays, the X arra

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 33Measurement OverviewTo accomplish measurements that are in line with the ANSI standards

Copyright © 2011–2013 Audio Precision, Inc.All rights reserved.Printed in the United States of America.No part of this manual may be reproduced or tra

Chapter 4: Getting Started Guide34 APx511 Getting Started GuideAPxHiTest SignalTypeSeveral of the measurements allow for a choice in the underlying te

Chapter 4: Getting Started GuideAPx511 Getting Started Guide 35Running Self TestAPx511 Self Test Kit (Self Test Fixture, cable and terminator. Audio P

Chapter 4: Getting Started Guide36 APx511 Getting Started Guide

Documentation and SupportThis booklet contains safety information, installation instructions and full specifications for the Audio Precision APx511 he

APx511 Safety 1SafetySafety InformationDo NOT service or repair this equipment unless properly qualified. Servicing should be performed only by a qual

Chapter 1: Safety2 APx511 Safetycreate safety hazards. Using this product in a manner not specified by Audio Precision can result in a safety hazard.T

Chapter 1: SafetyAPx511 Safety 3