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Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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25AJP22 vacuum tube outline illustration

Tube-number record

25AJP22

0 archive entries

25AJP22 is a tube type in the TubeDatabase archive (class: Color Picture Tube). Recorded specifications: brand RCA, year 1968, construction Display / CRT, base Glass, socket Diheptal, and maximum plate voltage 27500 V. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassColor Picture Tube
BaseDiheptal
Filament6.3 V @ 900 mA

Construction

Primary TypeDisplay / CRT
EnvelopeJEDEC No.FP196-1/2
Base MaterialGlass
Sections3

Filament / Heater

Heater NotesSeries connected heaters; Current 900mA at 6.8V; Operating condition 6.3V.

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Each Gun25000 V————

Application Notes

X-Radiation shielding may be needed for anode voltages as high as 27.5 kV. Heater supply recommended to be regulated at 6.3V for maximum cathode life.

Filters

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Manufacturers

Brands

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    Plate Voltage27500 V
    Grid 2 Voltage1000 V
    Grid 1 Voltage-400 V
    Cathode Current1 mA
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Perma-Chrome
    • Banded-Type Implosion Protection
    • HI-LITE Screen
    • New Rare-Earth (Red) Phosphor
    • Unity Current Ratios
    • Aluminized
    • Tricolor Phosphor-Dot