NJ7P SQL Tube Database Query

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VT-127A
Power Triode

EIA Base & Outline

EIA Base: F53
Source ........................................ TM 11-310 - 1944

Mechanical Data

Source ........................................ TM 11-310 - 1944
EIA Base ...................................... F53

Electrical Data

Source ........................................ TM 11-310 - 1944
Heater Voltage ................................ 5.0 V
Heater Current ................................ 10.4 A

Direct Interelectrode Capacitances (approx)

Triode
Source ........................................ TM 11-310 - 1944
Input ......................................... 2.7 pf
Output ........................................ 0.35 pf
Grid to Plate ................................. 2.3 pf

Maximum Ratings (Design Center Values)

Triode
Source ........................................ TM 11-310 - 1944
Plate Voltage ................................. 3000 V
Plate Dissipation ............................. 100 W

Characteristics and Typical Operation

Class C Amplifier
Source ........................................ TM 11-310 - 1944
Plate Voltage ................................. 2000 V
Grid No. 1 Voltage ............................ -340 V
Grid No. 1 Current ............................ 67 mA
Plate Current ................................. 210 mA
Driving Power ................................. 25 W
Power Output (approx) ......................... 315 W

Push Pull Class B Amplifier
Source ........................................ TM 11-310 - 1944
Plate Voltage ................................. 1500 V
Grid No. 1 Voltage ............................ -125 V
Grid No. 1 Current ............................ 44 mA
Plate Current ................................. 242 mA
Driving Power ................................. 7.3 W
Load Resistance ............................... 3K Ω
Power Output (approx) ......................... 200 W

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Sat, 02 Jul 2022 23:26:45 -0700