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Old 13th Jan 2011, 10:55 pm   #16
JHGibson
Retired Dormant Member
 
Join Date: Apr 2003
Location: Salt Spring Island, BC, Canada
Posts: 368
Default Re: Battery-less audio amplifier

A micro power RF stage powered from the charged 0.3 Farad cap would be a useful addition to the crystal set. Stronger audio from weak stations and faster charging of the 0.3 F cap when the set is "off". Sounds like a perpetual motion machine!
John.
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