NJ7P SQL Tube Database Query

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5866
Power Triode

EIA Base & Outline

EIA Base: F3

Mechanical Data

EIA Base ...................................... F3

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 5.4 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 5.8 pf
Output ........................................ 0.1 pf
Grid to Plate ................................. 5.5 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 2500 V
Plate Dissipation ............................. 135 W

Characteristics and Typical Operation

Class C Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -200 V
Grid No. 1 Current ............................ 40 mA
Plate Current ................................. 200 mA
Driving Power ................................. 16 W
Power Output (approx) ......................... 390 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 2000 V
Grid No. 1 Voltage ............................ -225 V
Grid No. 1 Current ............................ 40 mA
Plate Current ................................. 127 mA
Driving Power ................................. 16 W
Power Output (approx) ......................... 204 W

Push Pull Class B Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -90 V
Peak Grid No. 1 Voltage........................ 350 V
Plate Current (Zero Signal) ................... 80 mA
Plate Current (Maximum Signal) ................ 330 mA
Driving Power ................................. 14 W
Load Resistance ............................... 15.68K Ω
Power Output (approx) ......................... 560 W

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Fri, 19 Aug 2022 06:25:46 -0700