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Body-Worn Hearing Instruments; Testing The Hearing Instrument With Otosuite Hit; How To Perform A Standard Test - otometrics Aurical Hit Reference Manual

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3 Testing hearing instruments
5. Position the reference microphone as close as possible to the micro-
phone of the FM transmitter, but without touching.
6. In the OTOsuite 
& Advantage Sequence - HI outside AURICAL HIT
7. Close the lid and click the
measure curves 2 and 4.
8. Check the results in the
Benefit
3.8

Body-worn hearing instruments

This procedure applies to body-worn hearing instruments.
What you need for testing
•
Coupler assembly (coupler cavity and coupler microphone) in Accessory Box
•
Adapter for body-worn hearing instrument
•
Coupler cable between Accessory Box and AURICAL HIT
1. Raise the elevation plate in AURICAL HIT.
2. Place the body-worn device on the elevation plate in the test chamber. If the device
has two or more microphones for directionality, align them along the loudspeaker
axis.
3. Remove the ear mold, if any, from the ear piece and attach the ear piece to the
adapter.
4. Connect the coupler cable from the Accessory Box to AURICAL HIT.
5. Place the ear piece setup in the top position coupler hole of the Accessory Box.
6. Close the lid. You are ready to start testing.
3.9

Testing the hearing instrument with OTOsuite HIT

When you have positioned the hearing instrument, you are ready to start testing.
•
To perform standard hearing instrument testing, see
•
To perform coupler-based fitting, see the AURICAL FreeFit and the Probe Microphone Measurements manual.
3.9.1

How to perform a standard test

With OTOsuite you can perform standard electro-acoustic verification of hearing instruments according to the latest ANSI
and IEC standards. You can also customize the available options and save them as user tests or start-up settings.
The procedure
1. Launch the fitting software for the hearing instrument so that you can control its parameters.
2. Launch OTOsuite and select
26
Test Selector
select the special test
Sequence
dB Gain Difference
view.
HIT
in the
FM Transparency
PMM
on the
button in the Control Panel to
Feature-2-
graphs in the
How to perform a standard test ► 26
Navigation
panel.
tab.
.
Otometrics - AURICAL HIT
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