NJ7P SQL Tube Database Query

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6EN4
Sharp-Cutoff Beam Triode

EIA Base & Outline

EIA Base: 8NJEIA Bulb: 12-21

Substitute Data

Preferred Substitutes ......................... 6EA4
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 6EJ4A.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-12
EIA Outline ................................... 12-21
EIA Base ...................................... 8NJ

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 ......................................... 2.6 pf
Output ........................................ 1.0 pf
Grid to Plate ................................. 1.0 pf

Maximum Ratings (Design Center Values)

Beam Triode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 30000 V
Plate Dissipation ............................. 40 W

Characteristics and Typical Operation

Shunt TV HV Regulator
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 30000 V
Grid No. 1 Voltage ............................ -135 V
Plate Current ................................. 1.6 mA

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Thu, 30 Jun 2022 04:14:31 -0700