Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
Tubes with charateristics: High-Mu Twin triode
7F7 ECC81 ECC83 VT-189
If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.
(c) 1994-2021 by William A. Beech, NJ7P
Fri, 19 Aug 2022 21:33:10 -0700