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EIA Base ...................................... 5J
Heater Voltage ................................ 12.6 V
Heater Current ................................ 2.5 A
Pentode
Input ......................................... 14 pf
Output ........................................ 12 pf
Grid to Plate ................................. 0.01 pf
Pentode
Plate Voltage ................................. 1250 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 40 W
Grid No. 2 Dissipation ........................ 15 W
Class C Amplifier
Plate Voltage ................................. 1250 V
Grid No. 3 Voltage ............................ 45 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -100 V
Grid No. 1 Current ............................ 11.5 mA
Plate Current ................................. 92 mA
Grid No. 2 Current ............................ 36 mA
Driving Power ................................. 1.6 W
Power Output (approx) ......................... 84 W
Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 1000 V
Grid No. 3 Voltage ............................ 0 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -100 V
Grid No. 1 Current ............................ 10 mA
Plate Current ................................. 75 mA
Grid No. 2 Current ............................ 30 mA
Driving Power ................................. 1.3 W
Power Output (approx) ......................... 52 W
Class C Modulated Amplifier (Suppressor)
Plate Voltage ................................. 1250 V
Grid No. 3 Voltage ............................ -45 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -100 V
Grid No. 1 Current ............................ 11.5 mA
Plate Current ................................. 48 mA
Grid No. 2 Current ............................ 44 mA
Driving Power ................................. 1.5 W
Power Output (approx) ......................... 21 W
Class C Modulated Amplifier (Grid)
Plate Voltage ................................. 1250 V
Grid No. 3 Voltage ............................ 45 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -142 V
Grid No. 1 Current ............................ 1.8 mA
Plate Current ................................. 40 mA
Grid No. 2 Current ............................ 7 mA
Driving Power ................................. 1.5 W
Power Output (approx) ......................... 20 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
Thu, 30 Jun 2022 07:26:11 -0700