Background On Real-Ear Measurements Using Rem440; Required Items - Interacoustics Affinity 2.0 Additional Information

2.5 Background on real-ear measurements using REM440

When perf orming real-ear measurements there a certain things you should keep in mind to obtain the best
possible result. Some of these will inevitably also inf luence the precision of the curve obtained.
This section will walk through some important tips and tricks to remember when doing real-ear
measurements using the REM440.
2.5.1

Required items

• The Af f inity 2.0 /Equinox
The REM440 sof tware.
•
• An In-situ headset (including a ref erence microphone).
A probe tube microphone.
•
Note: If perf orming the RECD a couple of f urther parts are needed.
1) The Af f inity 2.0 has a built-in loudspeaker in the lid through which the selected stimulus is presented.
The lid is opened by pressing the grey button on the f ront of the instrument.
If using the Equinox
f ront of the client.
Open here
The client should be seated in
This distance is a compromise between measurement precision and client comf ort. The client shall
be in this test position during all real-ear measurements.
If using the Equinox
2) The real-ear measurements are controlled through the REM440 sof tware. Launch the sof tware as
explained at the beginning of the REM section in this document.
D-0004576-Q – 2022/05
Affinity/Equinox2.0 – Additional Information
2.0 hardware (if using Equinox
2.0 plug the external loud speaker into the hardware and place it on the table in
½ - 1 meter's distance facing this loudspeaker
2.0 an external speaker is required to present stimulus.
2.0 , note that you need an external loud speaker).
½ - 1 meter
as illustrated above.
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