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Carbon Microphone as a Crystal Radio Detector
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Topic: Carbon Microphone as a Crystal Radio Detector (Read 3366 times)
vu2nan
Midshipman
Posts: 58
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Nandu - VU2NAN since 1977.
Carbon Microphone as a Crystal Radio Detector
«
on:
August 19, 2019, 16:01:59 UTC »
A vintage telephone carbon microphone, which possesses multiple contacts between carbon granules and metal, was tried out as a detector replacing the germanium transistor in my series-tuned, shunt fed crystal radio.
More details at
https://nandustips.blogspot.com/2019/08/carbon-microphone-as-crystal-radio.html
73,
Nandu.
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Carbon Microphone as a Crystal Radio Detector