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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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TPO 125 vacuum tube outline illustration

Tube-number record

TPO 125

0 archive entries

TPO 125 is a tube type in the TubeDatabase archive (class: Traveling Wave Tube (TWT)). Recorded specifications: brand CSF, year 1961, construction Other / special, base Metal, socket Coaxial, maximum plate voltage 12000 V, and maximum plate dissipation 40000 W. The archive does not yet hold a photographed example of this type.

BrandCSF
ClassTraveling Wave Tube (TWT)
BaseCoaxial
Filament7 V @ 1500 mA

Construction

Primary TypeOther / special
EnvelopeMetal/Glass
Base MaterialMetal
Sections1

Filament / Heater

Heater NotesCathode à oxydes à chauffage indirect

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pulsed Amplifier (1215-1350 MHz)8000 V———3300 mA

Application Notes

Le collecteur et l'hélice sont reliés électriquement à la masse. Les impulsions négatives sont appliquées à la borne repérée F.K. Maintenir à une distance supérieure à 5 cm de tous matériaux magnétiques.

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Brands

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    Plate Voltage12000 V
    Plate Dissipation40000 W
    Cathode Current4500 mA

    Audio Performance

    Key Features
    • Pulsed operation
    • Periodic Permanent Magnet (PPM) focusing
    • Forced air cooling
    • High gain
    • Wide bandwidth (1100 - 1500 MHz)