That's been done on mythbusters..... pretty much "no". There's
measurable energy there, but typically you're getting microvolts.
If you're really close to a high power transmitter, then you might get a
little something out of the air.
On 1/8/2015 4:47 PM, That One Guy wrote:
With the amount of RF always traveling through the air, in an average
urban environment if a guy has some magic antenna to stick up and
capture everything flowing through tha point in space, could you steal
that energy and charge a cellphone?
--
All parts should go together without forcing. You must remember that
the parts you are reassembling were disassembled by you. Therefore, if
you can't get them together again, there must be a reason. By all
means, do not use a hammer. -- IBM maintenance manual, 1925