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Radio - receivers & field meters

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The "UnFETtered Crystal Radio! circuit diagram
Crystal Radio receiver. Listen radio without any power supply! It powers itself by radio wave energy.

author: Austin Hellier © April 2007
visits: 32529
AM Receiver circuit diagram

author: Andy Collinson
visits: 24625
FM radio (may be used with PC) circuit diagram

author: Kyriakos Kontakos
visits: 21100
Lightning Detector circuit diagram
A bright lamp flashes in sychrony with the lightning bolts indicating the proximity and intensity of the storm.

visits: 16421
ZN414 Portable AM Receiver circuit diagram

author: Andy Collinson
visits: 10972
Nostalgic Crystal Radio circuit diagram

author: Jonathan Filippi
visits: 10862
page: 1

project categories:
folder Audio (49)
folder Power & high voltage (43)
folder Radio (23)
folder Light & LED (31)
folder Tools & measurement (40)
folder Telephone (18)
folder Automotive (10)
folder Microcontrollers (12)
folder Sensors & control (47)
folder Timers & oscillators (40)
folder Miscellaneous (26)

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receivers & field meters

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