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[Drakelist] T-4XB neutralization?

WA3WOM
Thu, 28 Aug 2008 17:54:41 -0700

BlankA Drake technical bulletin issued when Drake could no longer get Sylvania 
6JB6s and they had to begin substituting GE brand ones, says the following:

The T-4X series transmitter uses a 6 pf @ 2KV padder capacitor (C-48) across 
the neutralization capacitor (C-49). You must experiment with a small value 
capacitor across the existing padder C-48 to achieve proper neutralization.

I have several sets of matched GE and RCA brand 6JB6s that I am having trouble 
neutralizing. Anyone have any idea what "small value capacitor" means in this 
context?

TNX ES 73 DE MIKE WA3WOM K

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