Reference Microphone; Bte Adapter Tube; The Coupler Assembly - otometrics Aurical Hit Reference Manual

2.3.1

Reference microphone

The position of the reference microphone is easy to adjust. Make sure that the reference microphone does not come into
contact with AURICAL HIT when you close the lid so that the microphone is not pushed out of place when you close the
lid for testing.
2.3.2

BTE adapter tube

2.3.3

The coupler assembly

Coupler adapter
The Accessory Box provides a range of adapters for easy positioning of different types of hearing instruments.
Otometrics - AURICAL HIT
The BTE adapter tube can be bent to correctly position the microphone or microphones of
the hearing instrument in relation to the main loudspeaker. It is used for verification of
BTE hearing instruments as well as for measuring the coupler portion of RECD.
The adapter tube is compliant with ANSI and IEC requirements.
The coupler assembly consists of the following parts:
A. Coupler adapter
B. Coupler cavity
C. Coupler microphone
The AURICAL HIT handle ► 13
(some models only)
The Accessory Box ► 14
2 AURICAL HIT
9