RE: [TCML] DC tesla coil: What is a SISG

[Jim Lux <jimlux@xxxxxxxxxxxxx>]

-----Original Message-----
>From: caspina <caspina@xxxxxxxxx>
>Sent: Jun 7, 2011 11:45 AM
>To: Tesla Coil Mailing List <tesla@xxxxxxxxxx>
>Subject: RE: [TCML] DC tesla coil: What is a SISG
>
>Hi,
>
>The SISG is an idea -no - a GREAT idea of Terry Fritz:
>http://drsstc.com/~sisg/SISG.pdf
>
>
>Search for SISG on TCML for more info and posts by others who builded and used it.
>
>A triggerable version asks a little more effort from the builder but gives great results.
>
>Couldn't find any schematics, but my version works very well.
>It is based on what I read from the posts of Finn Hammer who I believe builded the first one.
>
>Cheers,
>
>Michael.
>
>


Do you just trigger the bottom module (by driving the IGBT on, with a opto, or something) and let the other modules above it trigger from the overvoltage?

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