6SF5GT Sylvania Philco NOS 1940's (1.1ma Gm=1100)
$ 11.99
6SF5GT Sylvania Philco NOS 1940's
1.1ma
Gm=1100
NOS mA = .9ma
NOS Gm = 1500
(6SF5=6F5 without top cap and 7B4)
(6SF5GT are used in Fi X 2A3/45 SET amp)
(6SF5GT have gain similar to a 12AX7)
(Vplate=240V, Vgrid=-1V, Mu=110, Gm=2120, Rplate=52Kohms, Pout=.48 watts)
- Masco MA-808
- Supro amp
- Fi 2A3
See more: vacuum tube
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