21-11-2011, 10:18 PM
(This post was last modified: 21-11-2011, 10:19 PM by AlanBeckett.)
It wasn't that kind as I extracted an EKCO U354 from him 
I favour an isolation transformer after the Variac plus a diode, a big resistor and an AVO to measure the current.
Alan

I favour an isolation transformer after the Variac plus a diode, a big resistor and an AVO to measure the current.
Alan






