7 Quick Reference Guide
7.1 General Setup
7.1.1 Startup Settings
Air conduction
Pure tone on the right channel, left channel is switched off
30 dB
HL
tone
Presenter mode
7.1.2 Transducer Selection
Select the transducer to be used, headphones (Phones) or insert phones (Insert),
by pressing the appropriate button (10). The display shows the selected
transducer at the top of the display screen below the presentation levels.
7.1.3 Signal Selection
For tone testing the test signal is always tone. For speech audiometry the signal
can be selected by the SIGNAL key (11). The type of NOISE signal is dependent
upon the opposite channel’s signal.
7.1.4 Masking
Use the Masking On/Off button (15) to activate masking in the non test ear.
For tone audiometry narrow band noise is used as the masking signal and for
speech audiometry, speech noise is used.
7.2 Tone and Speech Audiometry
7.2.1 How to Select Tone or Speech Audiometry Mode
There are two audiometry modes.
Tone audiometry: shows level and frequency on the display
Speech audiometry: shows level, correct and incorrect words, and speech
discrimination percentage on the display
Use the MODE button (16) to switch between tone and speech mode.
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