Maico Audiometer Model MA-6
This small Maico screening audiometer is first mentioned in 1960.
It tests at only 4 frequencies—500 Hz, 1000 Hz, 2000 Hz
and 4000 Hz in 5 dB steps from 0 to 90 dB.
This audiometer used two 133E 4.2 volt mercury batteries.
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The receiver (ear phone) had several ear tips of different diameters so
as to snugly fit into any ear.
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The Maico MA-6 microphone was used for communicating
with the person being tested. Notice the push-button at the top
of the microphone. This releases the clip on the back used for clipping
to the tester's clothing for hands-free operation. |
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Since the Maico MA-6 audiometer is a portable device, it comes complete
with a leather carrying case (right).
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