On Oct 13, 2005, at 3:30 PM, Dave Vondrasek wrote: > Im in the process of wiring the amps for 220 and don't have a > manual for the > Heathkit SB-220. > Anyone have the wiring layout to move it from 115 over to 220 ? A redrawn schematic (in two parts) is at <http://www.n0ss.net/ inedex.html#SB220>.