NJ7P SQL Tube Database Query

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A horizontal ribbon.

5867
Power Triode

EIA Base & Outline

EIA Base: F3

Mechanical Data

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

Electrical Data

Heater Voltage ................................ 5.0 V
Heater Current ................................ 14.1 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 7.7 pf
Output ........................................ 0.18 pf
Grid to Plate ................................. 5.9 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 3000 V
Plate Dissipation ............................. 250 W

Characteristics and Typical Operation

Class C Amplifier
Plate Voltage ................................. 3000 V
Grid No. 1 Voltage ............................ -250 V
Grid No. 1 Current ............................ 69 mA
Plate Current ................................. 363 mA
Driving Power ................................. 27 W
Power Output (approx) ......................... 840 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -300 V
Grid No. 1 Current ............................ 70 mA
Plate Current ................................. 250 mA
Driving Power ................................. 28 W
Power Output (approx) ......................... 482 W

Push Pull Class B Amplifier
Plate Voltage ................................. 3000 V
Grid No. 1 Voltage ............................ -110 V
Peak Grid No. 1 Voltage........................ 465 V
Plate Current ................................. 570 mA
Driving Power ................................. 32 W
Load Resistance ............................... 14.2K Ω
Power Output (approx) ......................... 1280 W

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Mon, 15 Aug 2022 23:31:14 -0700