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 ......................... 12BY7
Substitutes ................................... 12BV7 12GN7
Source ........................................ ARRL HB - 1964
Source ........................................ ARRL HB - 1964
Bulb .......................................... T-6 1/2
Base Type ..................................... Small Button 9-Pin
EIA Outline ................................... 6-3
EIA Base ...................................... 9BF
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any
Source ........................................ ARRL HB - 1964
Heater Voltage ................................ 6.3/12.6 V
Heater Current ................................ 0.6/0.3 A
Pentode
Source ........................................ ARRL HB - 1964
Input ......................................... 10.2 pf
Output ........................................ 3.5 pf
Grid to Plate ................................. 0.063 pf
Pentode
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Grid No. 2 Voltage ............................ 190 V
Plate Dissipation ............................. 6.5 W
Grid No. 2 Dissipation ........................ 1.2 W
Class A Amplifier
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Grid No. 2 Voltage ............................ 180 V
Plate Resistance (approx) ..................... 53K Ω
Transconductance .............................. 10.5K µ
Plate Current ................................. 26 mA
Grid No. 2 Current ............................ 5.6 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
Mon, 06 Feb 2023 17:54:38 -0700