NJ7P SQL Tube Database Query

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6DY7
Twin Power Pentode

EIA Base & Outline

EIA Base: 8JPEIA Bulb: 12-14

Substitute Data

Substitutes ................................... 6DZ7
Source ........................................ GE - 1973

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-12
EIA Outline ................................... 12-14
EIA Base ...................................... 8JP

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ GE - 1973
Plate Voltage ................................. 400 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 15 W
Grid No. 2 Dissipation ........................ 4.0 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -7.3 V
Plate Resistance (approx) ..................... 38000 Ω
Transconductance .............................. 11300 µMho
Plate Current ................................. 48 mA
Grid No. 2 Current ............................ 5.5 mA

Push Pull Class AB1 Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 400 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -20 V
Plate Current ................................. 58 mA
Grid No. 2 Current ............................ 1.7 mA
Load Resistance ............................... 14K Ω
Power Output (approx) ......................... 20 W

Push Pull Class AB1 Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -16 V
Plate Current ................................. 77 mA
Grid No. 2 Current ............................ 3.5 mA
Load Resistance ............................... 9K Ω
Power Output (approx) ......................... 11 W

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Tue, 28 Jun 2022 02:09:19 -0700