(!!!) 6B4G Tungsol NOS 1940's (81ma)
$ 49.99
6B4G Tungsol coated glass NOS 1940's
81ma
Gm=6100
Test Data:
Vplate=225V
Vgrid=-30V
GOOD NOS Ma range 70-90ma
GOOD NOS Gm = 5200
Recommended for
(6B4G=6.3V filament)
(6B4G is electrically equivalent to 6A3, but 6A3 has UX-4 pin base and 6B4G has 8 pin octal base)
(The best sounding 6B4G are 1940's-1950's: Ken Rad, Tungsol, Sylvania, Raytheon)
See more: vacuum tube
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 6B4G Tungsol NOS 1940's (81ma) "Pin It")