[Amps] Verify "Q"
Ron W4BIN
ka4inm at gmail.com
Thu Oct 14 17:52:35 EDT 2021
Joe WB9SBD wrote:
> Lots of reading, LOTS of help from others here. This should be the last
> bit of questions I have the need of help with.
> When doing the like reverse plate load simulation test. I have been
> told, and have read, both things when doing the test, some have said to
> lift the plate connections off the tubes. While others say that they
> need to still be connected. So what way is it?
> What value of "Q" should one desire to have?
>
> And once the amp is thought of to be set up with that desired value of "Q"
> Is there a way to measure this value of "Q"?
The tube's plate capacitance is part of the tank circuit, I think it
should be included in tests.
Beside "Q meters," some VNAs do, I don't think mine does. (directly)
--
Ron W4BIN - Understanding is much better than
knowing how.U
More information about the Amps
mailing list