Help for the BFO-LESS
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#339: Basics of a Super-heterodyne Receiver - how it works, and a peek at the signals
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Shortwave Crystal Set - BFO! Part 2
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Regen Secrets!
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Crystal Sets - Admittedly Biased
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Collins KWM-2A Time capsule
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WN1LRK 5763 TRANSMITTER
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Cheap SWL Antennas - Listening to Shortwave Radio With Scrap Wire
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