MA 25

Air Conduction Audiometer

Portable air-conduction audiometer with full range of frequencies.

Available Upgrade Option: MA 25e
Screening Audiometer
StandardsAudiometer: EN 60645-1/ANSI S3.6, Type 4
Safety: EN 60601-1
EMC: EN 60601-1-2
Rise/Fall Time~3 msec
Distortion0.5% typical, 2.5% maximum
Crosstalk-100 dB minimum
Screening Audiometer
On/Off RatioGreater than 80 dB
Frequency Modulation±5% frequency modulating rate at 5Hz
Frequency Range125 Hz to 8000 Hz
Hearing Level Range

-10 to 100 dB HL, in 5 dB steps

StimulusPure tone, pulse tone, warble tone
General
Power Supply3 AA batteries or power supply cord
Dimensions8.9” W x 7.1” D x 2.2” H
Weight3.5 lbs (including carrying bag, headset, audiogram charts etc.)
Special FeaturesMA 25e: Hughson-Westlake test and Talk Forward function

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