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Old 02-28-2009, 10:07 PM
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amigo amigo is offline
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Quote:
Originally Posted by Jetijs View Post
Morays tubes supposdely worked something remotely like a crystal radio and crystal radios do not need an external power source. You just need a germanium diode. Moray used some special minerals to make the tubes sense the radiant event.
Yeah but they need one heck of a long antenna and solid Earth ground, and even then...
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