Alan B. Pearce wrote: >> In my designs, I use a transorber (PK6X) in parallel with >> a 1 ohm resistor in series with the whole circuit. The fuse >> is just for UL, so I used the smallest possible size. >> > > Could you sketch this please? I am a little confused by your description. > > >> The cap I used was a 1uF 400VDC non-polarized polyester cap. >> > > I presume you use an X2 class cap ... > I replied with one of the actual schematics used... If anyone else wants a copy, I'll send it offline. --Bob -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist