Built my very first crystal radio. I'm having troubles tuning to other stations. The variable capacitor doesn't change channels. Did I attach the pins to the wrong spots? : r/amateurradio
The Complete Guide on How to Build a Crystal Radio—Plus How They Work « Steampunk R&D :: WonderHowTo
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Crystal Set
CRYSTAL RADIO
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a radio or a watch
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File:Vintage Remco Radiocraft Crystal Radio Set No. 106, Made In USA, Circa 1960s (16086161444).jpg - Wikimedia Commons
