Tube-number record

86D14

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BrandPhilips Elcoma

ClassInstrument Cathode Ray Tube

BaseCRT base (B12 family)

Filament6.3 V @ 240 mA

Construction

Primary TypeDisplay / CRT

EnvelopeFlat-faced with domed mesh

Base MaterialAll glass

SectionsSymmetrical helix deflection system

Heater NotesIndirect heating, quick heating, approx. 5s warm-up time

Plate Voltage24000 V

Grid 2 Voltage3000 V

Grid 1 Voltage-125 V

Key Features

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
Instrument display	24000 V	—	—	—	—

Intended for oscilloscopes with up to 500 MHz bandwidth. Features high photographic writing speed.

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