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Source ........................................ RCA RC-13 - 1937
Glass type used as rf amplifier in battery-operated receivers.
Source ........................................ RCA RC-13 - 1937
Bulb .......................................... ST-12
Base Type ..................................... Small 5-Pin
EIA Outline ................................... 12-6
EIA Base ...................................... 5F
Top Cap ....................................... Small Metal
Mounting Position ............................. Any
Source ........................................ RCA RC-13 - 1937
Filament Voltage .............................. 2 DC V
Filament Current .............................. 0.22 A
Pentode
Source ........................................ RCA RC-13 - 1937
Input ......................................... 2.35 pf
Output ........................................ 7.8 pf
Grid to Plate ................................. 0.01 pf
Triode
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 135 V
Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 135 V
Grid No. 2 Voltage ............................ 67.5 V
Grid No. 1 Voltage ............................ -1.5 V
Plate Resistance (approx) ..................... 800K Ω
Transconductance .............................. 750 µ
Plate Current ................................. 1.85 mA
Grid No. 2 Current ............................ 0.3 mA
Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 67.5 V
Grid No. 2 Voltage ............................ 67.5 V
Grid No. 1 Voltage ............................ -1.5 V
Plate Resistance (approx) ..................... 630K Ω
Transconductance .............................. 710 µ
Plate Current ................................. 1.85 mA
Grid No. 2 Current ............................ 0.3 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
Thu, 18 Aug 2022 00:56:06 -0700