NJ7P SQL Tube Database Query

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6385
HF Twin Triode

EIA Base & Outline

EIA Base: 8CJEIA Bulb: 6-2
Source ........................................ GE - 1973

Mechanical Data

EIA Outline ................................... 6-2
EIA Base ...................................... 8CJ

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.5 A

Direct Interelectrode Capacitances (approx)

Each Section
Input ......................................... 2.4 pf
Output ........................................ 1.1 pf
Grid to Plate ................................. 1.7 pf

Maximum Ratings (Design Center Values)

Each Section
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 1.5 W

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 150 V
Grid No. 1 Voltage ............................ -2.0 V
Amplification Factor .......................... 35
Plate Resistance (approx) ..................... 7K Ω
Transconductance .............................. 5K µMho
Plate Current ................................. 8.0 mA

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Tue, 28 Mar 2023 23:46:45 -0700