NJ7P SQL Tube Database Query

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1851
Television Amplifier Pent

EIA Base & Outline

EIA Base: 7R
Source ........................................ ARRL HB -1947

Mechanical Data

EIA Base ...................................... 7R

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 A

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 300 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage ............................ -2 V
Amplification Factor .......................... 6750
Plate Resistance (approx) ..................... 750K Ω
Transconductance .............................. 9000 µMho
Plate Current ................................. 10 mA

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Wed, 08 Dec 2021 22:23:47 -0700