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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EIA Base ...................................... 5J
Heater Voltage ................................ 10 V
Heater Current ................................ 5.0 A
Pentode
Input ......................................... 15 pf
Output ........................................ 15 pf
Grid to Plate ................................. 0.02 pf
Pentode
Plate Voltage ................................. 2000 V
Grid No. 2 Voltage ............................ 400 V
Plate Dissipation ............................. 125 W
Grid No. 2 Dissipation ........................ 35 W
Class C Amplifier
Plate Voltage ................................. 2000 V
Grid No. 3 Voltage ............................ 45 V
Grid No. 2 Voltage ............................ 400 V
Grid No. 1 Voltage ............................ -100 V
Grid No. 1 Current ............................ 10 mA
Plate Current ................................. 170 mA
Grid No. 2 Current ............................ 60 mA
Driving Power ................................. 1.6 W
Power Output (approx) ......................... 250 W
Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 1500 V
Grid No. 3 Voltage ............................ 45 V
Grid No. 2 Voltage ............................ 400 V
Grid No. 1 Voltage ............................ -100 V
Grid No. 1 Current ............................ 10 mA
Plate Current ................................. 135 mA
Grid No. 2 Current ............................ 54 mA
Driving Power ................................. 1.6 W
Power Output (approx) ......................... 150 W
Class C Modulated Amplifier (Suppressor)
Plate Voltage ................................. 2000 V
Grid No. 3 Voltage ............................ -45 V
Grid No. 2 Voltage ............................ 400 V
Grid No. 1 Voltage ............................ -115 V
Grid No. 1 Current ............................ 11.5 mA
Plate Current ................................. 90 mA
Grid No. 2 Current ............................ 52 mA
Driving Power ................................. 1.5 W
Power Output (approx) ......................... 60 W
Class C Modulated Amplifier (Grid)
Plate Voltage ................................. 2000 V
Grid No. 3 Voltage ............................ 45 V
Grid No. 2 Voltage ............................ 400 V
Grid No. 1 Voltage ............................ -55 V
Grid No. 1 Current ............................ 2 mA
Plate Current ................................. 80 mA
Grid No. 2 Current ............................ 18 mA
Driving Power ................................. 0.5 W
Power Output (approx) ......................... 60 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
Mon, 30 Jan 2023 02:02:58 -0700