[GE] RF Deck

Rick Brashear rickbras at airmail.net
Tue Feb 13 15:20:53 EST 2007


I recently acquired a GE RF deck that uses two 4D21/ 4-125A  tubes to 
attain 250 watts output on 30 - 40 mc.  The model number is 4EF2A2 and 
I'm wondering if anyone here has experience with this equipment?  It 
looks to be a great candidate for 10/15/20 meter operation  It's in good 
shape as far as I can tell, but I have no information on it.  It does 
not have the tubes, so before I invest too much I would at least like to 
find a schematic although it would be little problem to draw one as it 
is a very straight forward circuit.

I am also looking for a pair of less than good tubes to use while 
converting and testing it.

Thanks for any help, advice or insight the list may offer.

Rick/K5IZ



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