Fm System Verification; Fm Transparency - Interacoustics Affinity 2.0 Additional Information

2.7 FM system verification

2.7.1

FM transparency

FM Transparency can be def ined as "The condition in which equal inputs to the FM and hearing aid
microphones produce equal outputs from the hearing aid."
Clinical Practice Guidelines f or Remote Microphone Hearing Assistance Technologies f or Children and
Youth Birth to 21 Years. For more inf ormation, please ref er to the AAA Guidelines.
The FM Transparency consists of 3 easy coupler measurements:
1. Hearing Aid alone
2. Hearing Aid + FM receiver attached; FM transmitter on/muted
3. Hearing Aid + FM receiver attached, transmitter microphone unmuted and positioned inside the test
chamber. NOTE: the hearing aid is still attached to the coupler/coupler mic, but it needs to be taken
out of the test chamber.
1. Launch the Af f inity suite through Noah or OtoAccess® and choose a patient
2. Launch the REM module
3. Select the FM Transparency protocol f rom the drop-down menu
NOTE: FM Transparency assumes that the hearing aid has already been programmed to match the targets,
according to the patient's hearing loss and patient needs. Theref ore, there is no need to show targets on the
screen. Targets and Fitting prescription inf ormation will not appear on the main screen when the FM
transparency is chosen.
The FM Transparency setup guide will pop up when the above protocol is chosen, instructing the patient on
how to setup f or FM Transparency verif ication:
39
American Academy of Audiology (2011).
D-0004576-Q – 2022/05
Affinity/Equinox2.0 – Additional Information
The verif ication method is according to the AAA
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