hi Paul, I saw this on the internet, last night when i had nothing better to do, Can you tell me how this compairs to your new IGBT controller, Price wise its about the same area, but operational? I think it requires a logic input, which would mean a second board, but im not to sure.
http://www.pwrx.com/pwrx/docs/bg2b.pdf if you get it from powerex its about 112 bucks.