Interacoustics AA222 Additional Information

AA222 Additional Information Page 41
Use the wheel for channel 1 to change the output of the frequency or intensity.
Use wheel 2 to move through the boxes.
This a multifunctional key. Press Toggle to toggle between enable or disable
for a selected setting.
Press Change to change the setting selected.
Press Set to set the setting for the one highlighted.
Go back
Save the user settings to a user. Press New to create a new user or Delete to
delete an existing user. Multiple users can be created, if clinicians have
different preferences to the setup.
4.3.5 Auto settings
Hold the Setup button and rotate the wheel in order to select Auto settings. By rotating the wheel, the following
settings can be selected and changed.
Hughson-Westlake
A
Threshold method uses 2 out of 3 or 3 out of 5 as the criteria for a threshold.
B
On time changes the ‘on time’ from 0-2 s.
C
Random off time changes the ‘off time’ from 0-1.6 s. Off time = random off time + 2 s from 2-3.6 s.

Interacoustics AA222 Specifications

General

Brand	Interacoustics
Model	AA222
Category	Measuring Instruments
Language	English