Measuring Input/Output - Interacoustics Affinity 2.0 Additional Information

7) Click on the REOG/REOR button if it is not already marked automatically.
A right click on the REOG/REOR button allows you to enter the Settings menu or Change colour of
the curve.
8) Ensure that the correct Ear is selected
9) Choose the pref erred Stimulus in the corresponding dropdown list
10) Select input level using the Input level slider
11) Click START and the REOG/REOR will be perf ormed.
Note: If the curve f alls below the graph area use the arrow buttons in the lef t side of the screen to adjust the
graph as illustrated below:
2.6.6

Measuring input/output

Input/Output: The Input/Output curve displays the output of the hearing aid as a f unction of the input f or one
f requency (or broadband signal).
The Input/Output f unction provides inf ormation about the compression characteristics of the hearing aid such
as expansion , knee-point, and compression limiting (Dillon 2001).
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Expansion is when the hearing aid gain decreases with decreases in input (Dillon 2001).
D-0004576-Q – 2022/05
Affinity/Equinox2.0 – Additional Information
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