07-09-2011, 05:38 PM
Well, Justradios.com is a very hobbiest friendly family company, and they should have just about everything you need. Jamico, Mouser, and Digikey are also pretty reliable.
Test your 117Z3 filament out of circuit (like remove it.) If it's open you're going to replace it with a 1N007 diode and 220 ohm 10 watt resistor which will set you back about $2.00.
Test your 117Z3 filament out of circuit (like remove it.) If it's open you're going to replace it with a 1N007 diode and 220 ohm 10 watt resistor which will set you back about $2.00.