Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
Tubes with base: 7BM
4E27 4E27A 5-125B 8001 HK257 HK257B
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
Wed, 30 Nov 2022 03:19:40 -0700