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audioscan verifit User Manual

audioscan verifit
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Audioscan Verifit
®
User's Guide 4.8
© November 2016

Table of Contents

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audioscan verifit Specifications

General IconGeneral
CategoryHearing aid analyzer
Frequency Range100 Hz to 10, 000 Hz
ConnectivityUSB, Bluetooth
Power SourceAC power adapter
FeaturesReal-ear measurement, hearing aid verification, speech mapping

Summary

About Verifit

Safety, Compliance, and Warranty

Covers safety warnings, environmental concerns, EMC, warranty, and legal notices.

Getting Started

Initial Setup and Connections

Instructions for office setups, unpacking, and connecting Verifit components.

General Operation

On-Ear Measures - Setup

Calibration and Positioning

Covers speaker setup, on-ear calibration, and probe tube positioning.

Speechmap

Using Speechmap and Stimuli

Guides on accessing Speechmap, setting up tests, selecting stimuli, and data entry.

Speechmap Fitting Procedures

Step-by-step fitting procedures, including soft/average speech, MPO, CROS, and FM fittings.

On-Ear Instrument Measures

WRECD Measurement

Calibration and Measurement Process

Steps for calibrating the WRECD transducer and performing measurements.

Specific Tests and Features

Insertion Gain Measurements

Procedures for measuring insertion gain in SPL and HL, including data entry.

Test Box Measures - Setup

Calibration Procedures

Details on test box and coupler microphone calibration checks and procedures.

ANSI/IEC Hearing Aid Tests

Standards and Test Procedures

Details on ANSI/IEC standards, facts, and test setup instructions.

Specific ANSI Tests and Results

Covers ANSI input-output, telecoil, TMFS, and test loop procedures and results.

Other Test Box Measures

Networking

Printing and Storing Results

Troubleshooting

Initial Setup Issues

Addresses self-test failures and initialization procedures.

Common Operational Problems

Details issues like inconsistent stimulus levels, distortion, and curve inconsistencies.

Device and Connection Errors

Explains errors related to speakers, microphones, calibration, and sound field.

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