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Substitutes ................................... 6AG11
Source ........................................ GE DS 04/63
Source ........................................ GE DS 04/63
Duodecar type used as a combined FM detector and af amplifier. Requires duodecar 12-contact socket.
Source ........................................ GE DS 04/63
Bulb .......................................... T-9
Base Type ..................................... E12-70 Button 12-Pin
EIA Outline ................................... 9-56
EIA Base ...................................... 12DA
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any
Source ........................................ GE DS 04/63
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.69 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode
DC Component ............................ 100 V
Total DC and Peak ....................... 200 V
Heater Negative with Respect to Cathode
Total DC and Peak ....................... 200 V
Each Triode
Source ........................................ GE DS 04/63
Input ......................................... 2.0 pf
Output ........................................ 0.22 pf
Grid to Plate ................................. 2.2 pf
Each Diode
Source ........................................ GE DS 04/63
Output ........................................ 2.0 pf
Each Triode
Source ........................................ GE DS 04/63
Plate Voltage ................................. 330 V
Negative Grid No. 1 Voltage ................... -50 V
Positive Grid No. 1 Voltage ................... 0 V
Plate Dissipation ............................. 1.0 W
Each Diode
Source ........................................ GE DS 04/63
Plate Voltage ................................. 5.0 V
Plate Current ................................. 18 mA
Grid No. 1 Circuit Resistance
Self Bias .................................. Ω
Bulb Temperature (At Hottest Point) ........... °C
Class A Amplifier
Source ........................................ GE DS 04/63
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -2.0 V
Amplification Factor .......................... 100
Plate Resistance (approx) ..................... 52700 Ω
Transconductance .............................. 1900 µ
Plate Current ................................. 1.2 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
Wed, 08 Feb 2023 23:01:55 -0700