On 8 February 2012 02:27, John Gardner=A0<goflo3@gmail.com>=A0wrote:
>
> At 10 MHz 97% efficiency may not be enough to wave off =A0FCC
> black helicopters...


Near Field / magnetic is the intention.
Keeping it that way is the trick.


=A0 =A0 =A0 =A0 =A0Russell

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