tube technology and EMP

Paul Koning pkoning at
Fri Apr 22 08:42:38 CDT 2005

>>>>> "William" == William Donzelli <aw288 at> writes:

 >> There are many areas tubes go well beyond what can be done in
 >> solid state.
 William> Not anymore.

 William> Tubes have finally had their day. Listening to the radio
 William> from a station with a high power solid state transmitter,
 William> looking at a Sony flat screen while typing this...its over,
 William> folks.

Close but not quite.

Every microwave oven has a tube in it.

If you need more than a few kilowatts of power, especially at UHF or
above, you're probably going to be using tubes.  Those might be plain
old 4CX15,000s, or -- for a megawatt or so at microwave frequencies --
6 foot tall klystrons.


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