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Alfred's Serif Users' Forums → Mathematics & Science → Crystal Sets - modern takes on the early radios.
I came across this fascinating site while looking up crystal radio sets.
It has loads of different designs made by the author, and an "antique" set made by his grandfather (pictured)
.
http://www.hobbytech.com/crystalradio/crystalradio.htm
Yes, I made a Crystal Radio in the 1950s from parts bought somewhere in South London. It wasn't a great success as the only station it picked up clearly was "Soviet Bulgaria".
Alfred's Serif Users' Forums → Mathematics & Science → Crystal Sets - modern takes on the early radios.
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