NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

31LR8
High-Mu Triode - Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 9QT

Substitute Data

Substitutes ................................... 6KY8
Source ........................................ RCA RC-29 - 1975

Application

Novar type used in combined vertical-deflection oscillator and amplifier in bw tv receivers. Requires novar 9-contact socket.

Mechanical Data

EIA Base ...................................... 9QT

Electrical Data

Heater Voltage ................................ 31.5 V
Heater Current ................................ 0.3 A

For other characteristics and typical operation, see 6LR8

A horizontal ribbon.

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A horizontal ribbon.

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Thu, 18 Aug 2022 15:27:06 -0700