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Source ........................................ RCA RC-13 - 1937
Glass type used as resistance-coupled or impedance-coupled amplifier in battery-operated receivers.
Source ........................................ RCA RC-13 - 1937
Bulb .......................................... ST-14
Base Type ..................................... Medium 4-Pin Bayonet
EIA Outline ................................... 14-1
EIA Base ...................................... 4D
Source ........................................ RCA RC-13 - 1937
Filament Voltage .............................. 5 DC V
Filament Current .............................. 0.25 A
Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 135 V
Grid No. 1 Voltage ............................ -1.5 V
Amplification Factor .......................... 30
Plate Resistance (approx) ..................... 150K Ω
Transconductance .............................. 200 µ
Plate Current ................................. 0.2 mA
Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 180 V
Grid No. 1 Voltage ............................ -3 V
Amplification Factor .......................... 30
Plate Resistance (approx) ..................... 150K Ω
Transconductance .............................. 200 µ
Plate Current ................................. 0.2 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, 25 Jun 2022 10:58:30 -0700