MadSci Network: Chemistry

Subject: rechargeing standard cells with radio waves

Date: Sun Oct 22 20:05:33 2000
Posted by Aaron
Grade level: grad (science) School: WCC
City: Goldsboro State/Province: NC Country: USA
Area of science: Chemistry
ID: 972259533.Ch

ok the old crystal radios had no batteries, the radios waves themselves 
powered the speakers... so what if these waves could power other things?
like.... what if batteries had a radio in them that constantly recharged 
the battery with power from radio wave?
is this possible at all?

Re: rechargeing standard cells with radio waves

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