12A4

Revision as of 09:24, 19 August 2024 by Kurt (talk | contribs)

The 12A4  (P/N 154-0037-00) is a miniature 6.5 W power pentode vacuum tube with a B9A (Noval) miniature 9-pin base.

Links

  • 12A4 @ radiomuseum.org

Pictures