> Hmm, in view of the method of driving, I would use somewhere > between 1k & 10k, and do away with the 1n4007 entirely by > shorting it out Now that I've seen the circuit does actually work (if you put the transformer in the right way. Moving along....) it does seem to tempt fate having the gate just float. And I'm not sure about that diode either -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist