Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
![]() | ![]() |
Preferred Substitutes ......................... 5AX4 5AZ4 5R4
Substitutes ................................... 5U4
Glass octal type used in power supply of radio equipment having moderate dc requirements. Requires octal socket. Vertical tube mounting is preferred, but horizontal opration is permissible if pins 2 and 8 are in horizontal plane.
Bulb .......................................... ST-14
EIA Outline ................................... 14-3
EIA Base ...................................... 5T
For other characteristics and typical operation, see 5Y3GT
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
Thu, 30 Jun 2022 06:39:10 -0700