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 ...................................... 7AC
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.9 A
Pentode
Input ......................................... 11 pf
Output ........................................ 7 pf
Grid to Plate ................................. 0.5 pf
Pentode
Plate Voltage ................................. 500 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 21 W
Grid No. 2 Dissipation ........................ 3.5 W
Class C Oscillator/Amplifier
Plate Voltage ................................. 500 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -50 V
Grid No. 1 Current ............................ 2 mA
Plate Current ................................. 90 mA
Grid No. 2 Current ............................ 9 mA
Driving Power ................................. 0.5 W
Power Output (approx) ......................... 30 W
Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 400 V
Grid No. 2 Voltage ............................ 225 V
Grid No. 1 Voltage ............................ -45 V
Grid No. 1 Current ............................ 3 mA
Plate Current ................................. 90 mA
Grid No. 2 Current ............................ 9 mA
Driving Power ................................. 0.8 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
Wed, 29 Mar 2023 07:14:58 -0700