NJ7P SQL Tube Database Query

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A horizontal ribbon.

PL-6569
Power Triode

EIA Base & Outline

EIA Base: F3

Mechanical Data

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

Electrical Data

Heater Voltage ................................ 5.0 V
Heater Current ................................ 14.5 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 7.5 pf
Output ........................................ 0.1 pf
Grid to Plate ................................. 3.7 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 4000 V
Plate Dissipation ............................. 250 W

Characteristics and Typical Operation

GG Class A Amplifier
Plate Voltage ................................. 2500 V
Grid No. 1 Voltage ............................ -70 V
Grid No. 1 Current ............................ 85 mA
Plate Current ................................. 300 mA
Driving Power ................................. 75 W
Power Output (approx) ......................... 555 W

GG Class A Amplifier
Plate Voltage ................................. 3000 V
Grid No. 1 Voltage ............................ -95 V
Grid No. 1 Current ............................ 110 mA
Plate Current ................................. 300 mA
Driving Power ................................. 85 W
Power Output (approx) ......................... 710 W

GG Class A Amplifier
Plate Voltage ................................. 3500 V
Grid No. 1 Voltage ............................ -110 V
Grid No. 1 Current ............................ 90 mA
Plate Current ................................. 285 mA
Driving Power ................................. 85 W
Power Output (approx) ......................... 805 W

GG Class A Amplifier
Plate Voltage ................................. 4000 V
Grid No. 1 Voltage ............................ -120 V
Grid No. 1 Current ............................ 50 mA
Plate Current ................................. 250 mA
Driving Power ................................. 70 W
Power Output (approx) ......................... 820 W

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A horizontal ribbon.

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Tue, 28 Jun 2022 01:42:58 -0700