[AMPS] 572-B Input impedance??

[Tom Rauch]

> I guess if the grid isn't totally, solidly, held to chassis and everything
> else using low inductance grounding then this tube will make a superb
> oscillator!!  Almost perfect as a Colpitts power oscillator.

and since the grid is connected to the base with a single thin wire 
about three inches long, it is virtually impossible to ground the grid 
like it should be.


73, Tom W8JI
w8ji@contesting.com

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