NJ7P SQL Tube Database Query

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1232
Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 8VEIA Bulb: 9-30

Substitute Data

Preferred Substitutes ......................... 7AG7
Substitutes ................................... 7AH7 7H7 7L7
Source ........................................ RCA RC-15 - 1947

Application

Glass lock-in type used in video amplifiers of tv receivers and in other applications requiring high transconductance. Requires lock-in socket.

Mechanical Data

EIA Outline ................................... 9-30
EIA Base ...................................... 8V

Electrical Data

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

For other characteristics and typical operation, see 7G7

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Sat, 25 Mar 2023 04:45:17 -0700