6C5G National Union used/good 1940 era (6.2ma)
By Tube World
$ 14.99
6C5G National Union used/good 1940 era
6.2ma
Gm=1550
Tested on Amplitrex
Vplate= 250V
Vgrid= -8V
Good used Ma range 6-7ma
Good used Gm range 1700-1800
(mu=20, Gm=2000)
- Gibson EH-100
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