High-Power Crystal Radio
Carl Beier
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Crystal radio - Wikipedia
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Crystal Radio Circuit
makeRF: A Crystal Powered Steampunk Matchbox Radio
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rf - What does the rectifier do in a crystal radio? - Electrical Engineering Stack Exchange
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crystal radio – Hackaday | Short waves, Radio, Electronic circuit projects
Could crystal radio sets be used as a source of free power for other types of devices? - Quora
The “Mystery” Crystal Set
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Amazon.com: United Nuclear The Ultimate Crystal Radio Kit Authentic Cat's Whisker Diode - Vintage Crystal Radio Circuit Craftsman Radio Kit : Electronics
Crystal Radios - Understanding The Tuning Mechanism
My crystal radio circuit is not working as intended. What don't I understand? | Forum for Electronics
