[AMPS] Grid protection
Tue, 12 Sep 2000 18:39:19 -0400
> I recommended removing the CE shorted transistor and replacing it with a
> fuse resistor. Shorted transistors can not limit current.
> - Rich..., 805.386.3734, www.vcnet.com/measures.
The problems with that are:
1.) You recommended it as a blanket cure in QST
2.) A fuse resistor is a very slow acting device, even a regular fuse
3.) If the grid resistor opens, the tube can go into current run away
under some conditions
73, Tom W8JI
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