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 ......................... DAC32
Substitutes ................................... 1E4 1G4
Source ........................................ RCA RC-15 - 1947
Source ........................................ RCA RC-15 - 1947
Glass octal type used as detector or voltage amplifier in battery-operated receivers. Requires octal socket.
Source ........................................ RCA RC-15 - 1947
Bulb .......................................... ST-12
Base Type ..................................... Octal
EIA Outline ................................... 12-7
EIA Base ...................................... 5S
Source ........................................ RCA RC-15 - 1947
Filament Voltage .............................. 2.0 DC V
Filament Current .............................. 0.06 A
Triode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 180 V
Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 180 V
Grid No. 1 Voltage ............................ -13.5 V
Amplification Factor .......................... 9.3
Plate Resistance (approx) ..................... 10.3K Ω
Transconductance .............................. 900 µ
Plate Current ................................. 3.1 mA
Push Pull Class B Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 157.5 V
Grid No. 1 Voltage ............................ -15 V
Plate Current ................................. 1.0 mA
Load Resistance ............................... 8K Ω
Power Output (approx) ......................... 2.1 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 10:08:21 -0700