View Single Post
Old 9th Oct 2019, 10:18 am   #2
Peter.N.
Dekatron
 
Join Date: Jul 2008
Location: Charmouth, Dorset, UK.
Posts: 3,601
Default Re: ECF82 frequency changer

I don't see any coupling either, couldn't be internal valve capacity could it? The ECF/PCF82 was used in TV tuners, perhaps you could get some reference from a circuit.

Peter
Peter.N. is offline