Tube-number record

4499

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BrandRCA

ClassOscillograph-Type Cathode-Ray Tube

BaseDuodecal

Filament6.3 V @ 600 mA

Construction

Primary TypeDisplay / CRT

EnvelopeJ42

Base MaterialSpecial

Sections1

Filament / Heater

Heater NotesPeak Heater-Cathode Voltage: 125V max

Absolute Maximum Ratings

Plate Voltage2800 V

Grid 2 Voltage2800 V

Grid 1 Voltage-200 V

H-C Voltage125 V

Audio Performance

Key Features

Electrostatic Deflection
Electrostatic Focus
5-in Diameter
P1 Phosphor
Flat, Circular Faceplate

Typical Operation

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Standard	2200 V	—	—	—	—

Application Notes

For general oscillographic applications in which recurrent-wave phenomena are to be observed. DJ1 and DJ2 are nearer the screen; DJ3 and DJ4 are nearer the base.

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