NJ7P SQL Tube Database Query

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6EJ4
Beam Triode

EIA Base & Outline

EIA Base: 12HCEIA Bulb: 12-135

Substitute Data

Preferred Substitutes ......................... 6EJ4
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Duodecar type used as a shunt regulator in the high-voltage power supply of color television receivers. Requires duodecar 12-contact socket. Thus type is electrically identically with 6EH4A.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-12
EIA Outline ................................... 12-135
EIA Base ...................................... 12HC

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.2 A

Direct Interelectrode Capacitances (approx)

Beam Triode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 2.0 pf
Output ........................................ 0.8 pf
Grid to Plate ................................. 0.03 pf

Maximum Ratings (Design Center Values)

Beam Triode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 27000 V
Plate Dissipation ............................. 40 W

Characteristics and Typical Operation

Shunt TV HV Regulator
Source ........................................ RCA RC-29 - 1975
Plate Current ................................. 1.5 mA

Source ........................................ RCA RC-29 - 1975
For other characteristics and typical operation, see 6EF4A

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Mon, 04 Jul 2022 18:09:43 -0700