> David Honig[SMTP:[EMAIL PROTECTED]]
> At 12:15 AM 5/8/01 -0500, Harmon Seaver wrote:
> >      So probably a magnatron out of a 1500watt microwave
> >(1-2ghz) in an aluminum tube (barrel) to focus the
> 
> [see notes at bottom]
> 
> >microwaves would be sufficiceint? Or do we need to boost
> >power more than this? Can magnatrons be run in series?  8-)
> >
> 
> It seems a horn is used to couple the oscillator to the
> aether for broadcast, and a waveguide (a rectangular box with certain
> dimensions) used to move the beam.  A horn-fed dish could be used
> for beam shaping, including focussing the beam at some fixed distance.
> 
> 'Glubco Labs' used to have a section on waveguides, magnetrons, and 
> melting plastic, but that isn't there any more; the fellow probably
> graduated.
> 
> I've seen 3000 watt 12VDC-110VAC inverters for cars being sold.  
> Couple that with 500 watt tubes from some $50 ovens, 
> you can outfit each corner of your car.
> 
> Label the power settings: "toast phone", "toast engine", "headache",
> "cataract", "exploding head"
> 
Another (highly frowned upon) use for this type of device is to toast
police speed radars. Apparently not to difficult to repair, though.

Peter Trei

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