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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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Tube-number record

TRAVELING WAVE TUBE

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TRAVELING WAVE TUBE is a tube type in the TubeDatabase archive (class: Microwave Tube). Recorded specifications: brand Eimac, construction Other / special, socket Coaxial, and maximum plate voltage 3000 V. The archive does not yet hold a photographed example of this type.

BrandEimac
ClassMicrowave Tube
BaseCoaxial
Filament6.3 V @ 0.6 mA

Construction

Primary TypeOther / special
EnvelopeCeramic and Metal
SectionsSingle

Filament / Heater

Heater NotesMinimum heating time: 60 seconds

Absolute Maximum Ratings

Plate Voltage3000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Saturated Power Output2900 V———23 mA

Application Notes

Wide bandwidth, high power output and high gain make the EM-1025 ideally suited for signal generators, power amplifier units or frequency-multiplier applications.

Filters

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Manufacturers

Brands

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    Grid 1 Voltage-40 V
    Cathode Current25 mA

    Audio Performance

    Key Features
    • Periodic Permanent Magnet (PPM) focusing
    • Ceramic and metal construction
    • Integral heat sink/mounting flange
    • Passive cooling