Thread: 1920s battery radios....how do they work?
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Old 05-09-2017, 03:49 PM
Zenith26kc20's Avatar
Zenith26kc20 Zenith26kc20 is offline
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I think the 1N4001 diode has a lower frequency capability than the 1N34 diodes used in most crystal sets. If I remember right, hot cathode detector diodes work fine also.
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