Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
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Preferred Substitutes ......................... 4HM6
Substitutes ................................... 4EH7 4EJ7
Heater Voltage ................................ 4.5 V
Heater Current ................................ 0.45 A
For other characteristics and typical operation, see 6HT6
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
Sun, 26 Jun 2022 04:14:24 -0700