[AMRadio] info needed on a UTC CG-512 driver transformer

DOXEMF at aol.com DOXEMF at aol.com
Thu Sep 4 19:53:53 EDT 2003


Hello,
If you haven't found the info on the 512 yet heregoes,
This is little to go on for real specs but all I've come up with
so far;
Off of the Varimatch Terminal Arrangement
CG-512 

Secondary  G-F-F-G  

For     500 Ohm Input  Connect to 1 & 5  Join 3 & 4 = 1:2.5  Ratio
200 Ohm Input  Connect to 2 & 5  Join 3 & 4 = 1:3.8 
50 Ohm Input  Connect to 4 & 5  Join 1 & 4 , 2 & 5  =1:7.5   

It's aparently a carryover from the older pre 50's
PA line of Varimatch audio which lists a Varimatch Driver 
PA-512
With the recommended driven tubes being;
2-250TH
2-450TH
2-HF200
2-HF300
2-204A 
2-849

Hope this helps.
Bill KB3DKS


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