[AT] Garden tractor???/Now RF hazard

Mark Greer markagreer at embarqmail.com
Tue Jan 26 18:15:51 PST 2010


Another proof is the "charging mats" you can buy now for cell phones and 
iPods. You just set the phone on this mat that is plugged in and the mat 
"leaks" enough electricity to recharge the phone.
Mark
Celebrating the Second Amendment one fine firearm at a time.

----- Original Message ----- 
From: "Steve W." <falcon at telenet.net>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Tuesday, January 26, 2010 2:51 PM
Subject: Re: [AT] Garden tractor???/Now RF hazard


> It is VERY possible to do. In fact it is one of the things being talked
> about for wireless power transmission. The idea is you use a VERY
> directional transmitted to send a regulated sine-wave signal. At the
> other end you receive the signal and use a transformer array to convert
> it into usable power.
> If you want a simple proof that it works take a look at any crystal
> radio. It uses the signals power converted into voltage to make it
> operate. Remember that the way to make the radio work better was to use
> a larger antenna. The reason for that is that the larger antenna
> captures more signal and more voltage as a result.
>
>
> I have seen a few cases of power companies taking people to court for
> theft of services based on a similar concept. The person would take a
> large coil of wire and lay it out under a high voltage line. The radiant
> field of the power lines is enough to generate 200+ volts in the lower
> coil. Basically a large transformer, using air as the inductor core.
>
> -- 
> Steve W.




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