NJ7P SQL Tube Database Query

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4GS7
Medium-Mu Triode - Sharp-Cutoff pentode

EIA Base & Outline

EIA Base: 9GFEIA Bulb: 6-2

Substitute Data

Preferred Substitutes ......................... 4LJ8
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used as combined oscillator and mixer tube in color and BW TV receivers utilizing and if in the order of 40 MHz. Requires miniature 9-contact socket.

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 4.2 V
Heater Current ................................ 0.6 A

Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6GS7

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Mon, 04 Jul 2022 16:48:37 -0700