6EJ7
The 6EJ7 (European: EF184) (Russian: 6Ж51П) is a high-gain frame grid RF pentode vacuum tube with a B9A (Noval) miniature 9-pin base.
The 6EJ7 (European: EF184) (Russian: 6Ж51П) is a high-gain frame grid RF pentode vacuum tube with a B9A (Noval) miniature 9-pin base.