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David Simpson · 17th Jan 2021, 5:08 pm

Rich, can you monitor the 115V O/P from the transformer with a multimeter ? Just to make sure its OK . Likewise, can you monitor the heater supply whilst a valve is working ?

Regards, David

17th Jan 2021, 5:08 pm	#2
David Simpson Nonode Join Date: Mar 2008 Location: Aberdeen, UK. Posts: 2,853	Re: Knight 600C Valve Tester advice sought Rich, can you monitor the 115V O/P from the transformer with a multimeter ? Just to make sure its OK . Likewise, can you monitor the heater supply whilst a valve is working ? Regards, David