NJ7P SQL Tube Database Query

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6GM5
Beam Power Pentode

EIA Base & Outline

EIA Base: 9MQEIA Bulb: 9-71
Source ........................................ GE - 1973

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-9
EIA Outline ................................... 9-71
EIA Base ...................................... 9MQ

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.8 A

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ GE - 1973
Plate Voltage ................................. 550 V
Grid No. 2 Voltage ............................ 440 V
Plate Dissipation ............................. 19 W
Grid No. 2 Dissipation ........................ 3.3 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 300 V
Grid No. 2 Voltage ............................ 300 V
Grid No. 1 Voltage ............................ -10 V
Plate Resistance (approx) ..................... 29K Ω
Transconductance .............................. 10200 µMho
Plate Current (Zero Signal) ................... 60 mA
Plate Current (Maximum Signal) ................ 75 mA
Grid No. 2 Current (Zero Signal) .............. 8 mA
Grid No. 2 Current (Maximum Signal) ........... 15 mA
Load Resistance ............................... 3K Ω
Power Output (approx) ......................... 11 W

Push Pull Class AB2 Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 450 V
Grid No. 2 Voltage ............................ 400 V
Grid No. 1 Voltage ............................ -21 V
Plate Current ................................. 66 mA
Grid No. 2 Current ............................ 9.4 mA
Load Resistance ............................... 6.6K Ω
Power Output (approx) ......................... 45 W

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Tue, 28 Jun 2022 01:43:42 -0700