(!) (Best Sylvania) 6F6GT Sylvania chrome top NOS 1956 (41.2ma)
$ 29.99
6F6GT Sylvania chrome top NOS 1956
41.2ma
Gm=2900
Test settings:
Vplate=285V
Vscreen=285V
Vgrid=-20V
Good Ma range = 32-38ma
Good Gm range = 2400-2600
Recommended for
- Sparton Nocturne 1186 from 1936
- Fire Stone Sir Chef S-7404-3 1939
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- Victoria
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- Wards Airline Radio
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