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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Substitutes ................................... 6SZ7
Source ........................................ RCA RC-13 - 1937
Glass type used as combined detector, amplifier, and avc tube in radio receivers. Requires six-contact socket.
Bulb .......................................... ST-12
Base Type ..................................... Small 6-Pin
EIA Outline ................................... 12-6
EIA Base ...................................... 6G
Top Cap ....................................... Small Metal
Mounting Position ............................. Any
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A
Triode
Input ......................................... 3.8 pf
Output ........................................ 1.7 pf
Grid to Plate ................................. 1.7 pf
Triode
Plate Voltage ................................. 250 V
Cathode Current ............................... mA
Grid No. 1 Circuit Resistance
Fixed Bias ................................. Ω
Self Bias .................................. Ω
Bulb Temperature (At Hottest Point) ........... °C
Class A Amplifier
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -2 V
Amplification Factor .......................... 100
Plate Resistance (approx) ..................... 91K Ω
Transconductance .............................. 1100 µ
Plate Current ................................. 0.8 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, 02 Feb 2023 23:24:35 -0700