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Philco 37-84 code 121
#2

Use the schematic for Model 84. Although, the only difference between a model 84 (also 37-84 Code 121) and model 37-84 Code 122 are the tubes used. The 37-84 Code 122 uses octals, while the older 84 used the equivalent standard base tubes.

77 = 6J7G
42 = 6F6G
80 = 5Y4G

And please note when I use the equal sign, I mean electrically identical. Of course the bases are different.

Only recently did I become aware of a 37-84 "Code 121," and I see I need to make some changes in my site's Gallery as a result.

--
Ron Ramirez
Ferdinand IN


Messages In This Thread
Philco 37-84 code 121 - by Eric - 05-30-2012, 08:20 AM
RE: Philco 37-84 code 121 - by Ron Ramirez - 05-30-2012, 03:40 PM
RE: Philco 37-84 code 121 - by ABV - 08-24-2016, 06:27 PM
RE: Philco 37-84 code 121 - by Eric - 05-31-2012, 02:14 PM
RE: Philco 37-84 code 121 - by 7estatdef - 05-31-2012, 02:34 PM
RE: Philco 37-84 code 121 - by Eric - 06-04-2012, 05:21 PM
RE: Philco 37-84 code 121 - by 7estatdef - 06-04-2012, 06:30 PM
RE: Philco 37-84 code 121 - by AI2V - 06-05-2012, 08:52 AM
RE: Philco 37-84 code 121 - by Eric - 06-07-2012, 02:50 PM
RE: Philco 37-84 code 121 - by Ron Ramirez - 08-24-2016, 07:12 PM
RE: Philco 37-84 code 121 - by ABV - 08-25-2016, 06:47 AM



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