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Re: Ye good OL BRISG Tesla Coil



Original poster: Callum Brieske <callum@xxxxxxxxxxxxxxxx>

Tesla list wrote:
Original poster: Finn Hammer <f-h@xxxx>

One great thing about being a seasoned member of this fine brotherhood of high voltage pulsed engineers is, that if the recipe starts with: "You take an OLTC", well then I can go to the shed and drag out an old battered prototype.
And when the recipe continues:
"Then sprinkle with SISG topping", then I have recent experience with that too.
Ok, Enough hand waving.
The guts of the product, the Off Line BRIck siSG Tesla Coil, can be seen here:
http://home5.inet.tele.dk/f-hammer/guts.jpg
To get the gate of the CM600 open, I used a 36V TVZ, a 200nF cap a 5Ohm Gate charging resistor and a 750ohm gate discharge resistor. The result can be seen here:
http://home5.inet.tele.dk/f-hammer/gatestuff.jpg
Resonant charging as usual,
http://home5.inet.tele.dk/f-hammer/resch.jpg
Does it make sparks, oh yes! And this coil is one that appears to favour high break rates as seen on this short video, where I sweep from 63BPS to 1250BPS
http://www.sharebigfile.com/file/22108/MOV00634.mpg.html
Cheers, Finn Hammer

Hmm, The video doesn't seem to work. Perhaps the link is wrong?

-Callum Brieske