NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6CK4
Low-Mu Triode

EIA Base & Outline

EIA Base: 8JBEIA Bulb: 9-43

Substitute Data

Substitutes ................................... 6AH4
Source ........................................ GE

Application

Source ........................................ GE
Glass octal type used as a vertical-deflection amplifier in tv receivers. Requires octal socket.

Mechanical Data

Source ........................................ GE
Bulb .......................................... T-9
Base Type ..................................... Short Intermediate Shell Octal 6-Pin
EIA Outline ................................... 9-43
EIA Base ...................................... 8JB
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ GE
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.25 A

Direct Interelectrode Capacitances (approx)

Triode
Source ........................................ GE
Input ......................................... 8 pf
Output ........................................ 1.8 pf
Grid to Plate ................................. 6.5 pf

Maximum Ratings (Design Center Values)

Triode
Source ........................................ GE
Plate Voltage ................................. 550 V
Plate Dissipation ............................. 12 W

Characteristics and Typical Operation

Vert Amplifier
Source ........................................ GE
Plate Voltage ................................. 550 V
Grid No. 1 Voltage ............................ -26 V
Amplification Factor .......................... 6.7
Plate Resistance (approx) ..................... 1.0K Ω
Transconductance .............................. 6500 µMho
Plate Current ................................. 55 mA

A horizontal ribbon.

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A horizontal ribbon.

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Sat, 02 Jul 2022 22:26:14 -0700