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Re: Sold state IGBT disruptive coil spark gap idea

Original poster: Vardan <vardan01@xxxxxxxxxxxxxxxxxxxxxxx>

Hi All,

I tested the SISG gap and coil out tonight at 116 watts and it works fine ;-)) Firing voltage was 3600V 150nF 120BPS 105kHz...

Here are the new boards all mounted up pretty:


Here are the MOTs.  Didn't have time yet to mount them up nice:


6000V  150nF MMC:


Bridge rectifier:


Here it is arcing nicely to a point 15 inches away. It could have gone further:


Here is a little 14Meg movie I put on rapidshare.de:


Go to the bottom and click "free", Wait about a minute for the countdown timer, type the funny letters in the box and download it. You don't have to log on or pay anything.

I ran into a charging loop problem so I stopped for the night (tired :-p). But the SISG gap is working perfectly!!! The heat sinks barely get warm. I never used any ballasting.