6J6
The 6J6 (European type ECC91) is a high-frequency dual-triode tube with a 6.3 V, 0.45 A heater.
Introduced in 1939/1940, it was one of the earliest tubes with a miniature 7-pin B7G base.
The 6J6 (European type ECC91) is a high-frequency dual-triode tube with a 6.3 V, 0.45 A heater.
Introduced in 1939/1940, it was one of the earliest tubes with a miniature 7-pin B7G base.