Quote:
Originally Posted by dtvmcdonald
That's a Tesla Coil. They are worth at least somewhere near that.
I have two of that exact sort which I bought new in the 70's and used daily for years. They still work.
The standard use was to look for leaks in glass vacuum systems.
You turn it on and hold it near the glass, and see
a purple glow near the leak.
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Oddly, the coil that I remember using around vacuum devices (sans medical quack stuff) is still available:
http://www.amazon.com/Electro-Techni...rds=tesla+coil
not affiliated,
jr
08-15-2014, 12:26 AM
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