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From: "Marc H.Popek"
Subject: Re: Any good uses for old microwave over parts?
X-Newsreader: Microsoft Outlook Express 5.50.4133.2400
Date: Thu, 07 Nov 2002 01:22:34 GMT
NNTP-Posting-Date: Thu, 07 Nov 2002 01:22:34 GMT
Organization: AT&T Worldnet
Good post and ideas!!!
"John Crighton" wrote in message
> On Wed, 06 Nov 2002 14:53:23 GMT, Al wrote:
> >I disassembled my old microwave oven because the interlock became
> >unreliable. Otherwise everything is functional. I can see using the
> >keypad controler as darkroom timer You can even use it to generate a
> >duty cycle cycler; at 50% power, the output cycles on and off at a 50%
> >rate. you can use it to blink some lights and the like.
> >But what can be safely done with the microwave tube and supply? I once
> >saw a diagram for an amatuer microwave transmitter. I even saw an ad for
> >a plasma etcher that used a microwave oven as the exciter.
> >Any ideas, even funny ones?
> >Remove * from the address to reply.
> Hello Al,
> there is a web page showing how a welder was made
> using eight transformers. Secondaries rewound with
> a heavy cable that snaked its way through the eight
> I have used the core to make a DC choke for a
> small tig welder. The "I" piece of the E and I core
> is lightly welded on. This can be hack sawed through
> about 1mm quite easily.
> Where ever you need a transformer you have a
> good sized core with a primary winding all ready
> on so all you have to do is knock off the secondary
> winding and fit another secondary to suit you.
> Here is a spot welder website.
> this site below shows how to build a spot welder
> John Crighton
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