The AC33 is our classic two-channel audiometer. A wide range of input and output selections are available ensuring flexible choices in test stimuli and transducer combinations including the mixing of speech and noise which is a popular combination for hearing aid evaluations.

• Built-in amplifier
• Special tests include: SISI, AUto HL (No Master Hearing Aid)
• Ability to mix speech & noise-complex signal routing

Accessories
The AC33 includes everything you would expect in a clinical audiometer. Built-in free field amplifiers, talk back microphone, monitor speaker, boom speech microphone, sound room connection cables, RS232 PC communication, masking insert phone and a patient response switch are standard accessories.

Transducers
Calibration software enables the use of multiple transducers which can be easily accessed and changed form the front panel.

Tests
Other test functions include Automatic HL tests, Speech Scoring, variable dB increments, SISI, ABLB and of course FM and pulsed tone presentations.

User-friendly
The function keys of the AC33 are clearly marked and logically placed for maximum ease of use The AC33 works seamlessly with NOAH or an inexpensive Windows database software program (OtoAccess™) is also available.

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