NJ7P SQL Tube Database Query

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A horizontal ribbon.

HK54
Power Triode

EIA Base & Outline

EIA Base: 2D

Mechanical Data

EIA Base ...................................... 2D

Electrical Data

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

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 1.9 pf
Output ........................................ 0.2 pf
Grid to Plate ................................. 1.9 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 3000 V
Plate Dissipation ............................. 50 W

Characteristics and Typical Operation

Class C Amplifier
Plate Voltage ................................. 3000 V
Grid No. 1 Voltage ............................ -290 V
Grid No. 1 Current ............................ 25 mA
Plate Current ................................. 100 mA
Driving Power ................................. 10 W
Power Output (approx) ......................... 250 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -250 V
Grid No. 1 Current ............................ 20 mA
Plate Current ................................. 100 mA
Driving Power ................................. 8.0 W
Power Output (approx) ......................... 210 W

Push Pull Class B Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -85 V
Peak Grid No. 1 Voltage........................ 360 V
Plate Current (Zero Signal) ................... 20 mA
Plate Current (Maximum Signal) ................ 150 mA
Driving Power ................................. 5.0 W
Load Resistance ............................... 40K Ω
Power Output (approx) ......................... 275 W

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A horizontal ribbon.

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Sun, 26 Jun 2022 04:17:43 -0700