One valve regenerative receiver runs off 12 volts HT - Part 1
9:54
One valve regenerative receiver runs off 12 volts HT - Part 2
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1Q5 Regenerative Receiver
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Votre batterie durera éternellement ! Restaurez rapidement votre batterie avec les bougies d'allumag
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A One valve receiver home made 1920/30's style?
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A one valve radio as used in the ww2 prison camps
6:06
One tube regenerative superheterodyne receiver
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WBR Regen Receiver For 40M
21:39