NJ7P SQL Tube Database Query

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4LJ8
Medium-Mu Triode - Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 9GFEIA Bulb: 6-2

Substitute Data

Substitutes ................................... 4GS7
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used as combined oscillator and mixer in vhf tuners. Requires miniature 9-contact socket.

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 4.3 V
Heater Current ................................ 0.6 A

Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6LJ8

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Wed, 08 Feb 2023 23:16:32 -0700