On 19 Feb 2015 at 17:24, Bill Cromwell wrote: > Thankfully my Variac is puny at about one amp. I only intend to use it > for a variable power supply to tickle something akin to a megger and > maybe for a curve tracer. For radios I like bucking transformers to > knock down the excessive voltage. Me too!!! :-) Ken W7EKB