[Amps] Fw: "Tubes 201" - How Vacuum Tubes Really Work

Tom W8JI w8ji at w8ji.com
Tue Jul 25 11:21:25 EDT 2006


>> If you read the actual TEXT from Terman, he states the 
>> grid
>> will become positive.
>
> That means above ZERO volts; not less negative, but some 
> value above zero.
>
> (((73)))
> Phil Clements, K5PC


That's correct. POSITIVE with respect to cathode. I have at 
least a half-dozen books that say exactly that, including 
Terman.
They clearly say POSITIVE grid voltage with respect to 
cathode.

73 Tom 




More information about the Amps mailing list