Bob S. wrote: > At any rate, if you think you can design a variable output SMPS that > can output 300mv to 2v (AC or DC), can put out over 25 amps at the top > end (continuously), and NOT generate gobs of heat (must be able to be > enclosed in a plastic ABS box without melting it (ideally it should be > cool to the touch)), have only a small heatsink, and no fan, I'd have > say that would impress me. Can I ask you what you need .3-2v DC or AC for? ( a resistive soldering iron? ) -- Martin K -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist