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

2.0
Affinity Additional Information
2.6

Background on Real-Ear Measurements using REM440

When performing real-ear measurements there a certain things you should keep in mind in order to obtain
the best possible result. Some of these will inevitably also influence 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.
2.6.1

Required Items

•
2.0
The Affinity /Equinox
•
The REM440 software.
•
An In-situ headset (including a reference microphone).
•
A probe tube microphone.
Note: If performing the RECD a couple of further parts are needed (see section 0 for details).
2.0
1) The Affinity 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 front of the instrument.
If using the Equinox
front of the client.
Open here
The client should be seated in
This distance is a compromise between measurement precision and client comfort. 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 software. Open the software module
as described in section 0 or 0.
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 meters 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
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as illustrated above.