NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

8BH8
Medium-Mu Triode - Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 9DXEIA Bulb: 6-3

Substitute Data

Preferred Substitutes ......................... 8AU8
Substitutes ................................... 8AW8 8BA8 8JV8 8KS8
Source ........................................ TungSol

Application

Source ........................................ TungSol
Miniature type used in television receiver applications. Triode is used as a sync amplifier, sync-separator or sync-clipper; the pentode is used as a video amplifier, video if amplifier or sound if amplifier. Requires miniature 9-contact socket.

Mechanical Data

Source ........................................ TungSol
Bulb .......................................... T-6 1/2
Base Type ..................................... Small Button 9-Pin
EIA Outline ................................... 6-3
EIA Base ...................................... 9DX
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ TungSol
Heater Voltage ................................ 8.4 V
Heater Current ................................ 0.45 A

Source ........................................ TungSol
For other characteristics and typical operation, see 6BH8

A horizontal ribbon.

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A horizontal ribbon.

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Wed, 07 Dec 2022 14:02:42 -0700