NJ7P SQL Tube Database Query

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4BC5
Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 7BDEIA Bulb: 5-2

Substitute Data

Preferred Substitutes ......................... 4BZ6 4CB6 4CF6
Substitutes ................................... 4AU6 4BA6
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used in compact radio equipment as an rf or if amplifier at frequencies up to 400 MHz. Requires miniature 7-contact socket. Triode connection connects grid 2 to plate.

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 4.2 V
Heater Current ................................ 0.45 A

Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6BC5

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Thu, 02 Feb 2023 03:48:22 -0700