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 ......................... 12FT6
Substitutes ................................... 12AJ6 12FM6
Source ........................................ ARRL HB - 1964
Source ........................................ ARRL HB - 1964
Miniature type used as a second detector audio amplifier. This tube is designed to operate where heater and plate voltage ar supplied directly from a 12 volt battery. Requires miniature 7-contact socket.
Source ........................................ ARRL HB - 1964
EIA Outline ................................... 5-2
EIA Base ...................................... 7BT
Source ........................................ ARRL HB - 1964
Heater Voltage ................................ 10-16 V
Heater Current ................................ 0.15 A
Triode
Source ........................................ ARRL HB - 1964
Input ......................................... 1.8 pf
Output ........................................ 1.1 pf
Grid to Plate ................................. 2 pf
Triode
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 30 V
Class A Amplifier
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 12.6 V
Grid No. 1 Voltage ............................ 0 V
Amplification Factor .......................... 15
Plate Resistance (approx) ..................... 15K Ω
Transconductance .............................. 1000 µ
Plate Current ................................. 0.75 mA
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
Sat, 02 Jul 2022 22:40:11 -0700