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 ......................... 2AF4
Bulb .......................................... T-5 1/2
Base Type ..................................... Miniature Button 7-Pin
EIA Outline ................................... 5-1
EIA Base ...................................... 7DK
Mounting Position ............................. Any
Heater Voltage ................................ 2.0 V
Heater Current ................................ 0.6 A
Triode
Input ......................................... 3.3 pf
Output ........................................ 1.8 pf
Grid to Plate ................................. 1.7 pf
Triode
Plate Voltage ................................. 200 V
Plate Dissipation ............................. 3.5 W
For other characteristics and typical operation, see 6T4
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, 08 Feb 2023 23:15:54 -0700