QRP Station > Builder's Corner
Tarnished Silver as a Crystal Radio Detector
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vu2nan:
A fully tarnished, shiny black silver artefact was tried out as a detector in place of the germanium transistor in my series-tuned, shunt-fed crystal radio.
More details at
https://nandustips.blogspot.com/2019/08/tarnished-silver-as-crystal-radio.html
73,
Nandu.
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