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Requires septar seven-contact socket and may be operated in vertical position, base up or down, or horizontal position with palte terminals in horizontal plane.
Small, heater-cathode type used for af and rf power amplifier and oscillator, and for frequency multiplier service at frequencies up to 500 MHz.
EIA Base ...................................... 5894B
Heater Voltage ................................ 6.3/12.6 V
Heater Current ................................ 1.8/0.9 A
Pentode
Input ......................................... 11.6 pf
Output ........................................ 3.7 pf
Grid to Plate ................................. 0.08 pf
Pentode
Plate Voltage ................................. 750 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 40 W
Grid No. 2 Dissipation ........................ 7 W
Class B Amplifier
Plate Voltage ................................. 450 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -25 V
Plate Current ................................. 200 mA
Grid No. 2 Current ............................ 26 mA
Power Output (approx) ......................... 86 W
Class C Oscillator/Amplifier
Plate Voltage ................................. 500 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -80 V
Plate Current ................................. 200 mA
Grid No. 2 Current ............................ 16 mA
Power Output (approx) ......................... 90 W
Class C Oscillator/Amplifier
Plate Voltage ................................. 600 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -80 V
Plate Current ................................. 150 mA
Grid No. 2 Current ............................ 20 mA
Power Output (approx) ......................... 71 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, 06 Feb 2023 19:25:59 -0700