Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
![]() | ![]() |
Substitutes ................................... 1G5 1J5
Source ........................................ RCA RC-15 - 1947
Source ........................................ RCA RC-15 - 1947
Glass octal type used in output stage of battery-operated receivers. Requires an octal socket.
Source ........................................ RCA RC-15 - 1947
Bulb .......................................... ST-14
Base Type ..................................... Octal
EIA Outline ................................... 14-1
EIA Base ...................................... 6X
Source ........................................ RCA RC-15 - 1947
Filament Voltage .............................. 2.0 DC V
Filament Current .............................. 0.12 A
Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 90 V
Grid No. 2 Voltage ............................ 90 V
Grid No. 1 Voltage ............................ -3 V
Amplification Factor .......................... 340
Plate Resistance (approx) ..................... 240K Ω
Transconductance .............................. 1400 µ
Plate Current ................................. 4.0 mA
Grid No. 2 Current ............................ 1.1 mA
Load Resistance ............................... 20K Ω
Power Output (approx) ......................... 0.12 W
Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 135 V
Grid No. 2 Voltage ............................ 135 V
Grid No. 1 Voltage ............................ -4.5 V
Amplification Factor .......................... 340
Plate Resistance (approx) ..................... 200K Ω
Transconductance .............................. 1700 µ
Plate Current ................................. 8 mA
Grid No. 2 Current ............................ 2.4 mA
Load Resistance ............................... 16K Ω
Power Output (approx) ......................... 0.34 W
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, 27 Jun 2022 08:19:55 -0700