7189
The 7189 (European: E84L) (P/N 154-0014-00, 154-0206-00, 154-0084-00) is a power pentode vacuum tube with a B9A (Noval) miniature 9-pin base that can handle 400 V plate voltage.
It is the high quality version of the 6BQ5 aka EL84 tube.
Used in
- output stage of the 106