TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

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)
DisclaimerA–Z indexSubmit a tube
8111/344H vacuum tube outline illustration

Tube-number record

8111/344H

0 archive entries

8111/344H is a tube type in the TubeDatabase archive (class: Traveling Wave Tube). Recorded specifications: brand Hughes Aircraft Company, construction Other / special, socket Coaxial, maximum plate voltage 0 V, and maximum plate dissipation 60 W. The archive does not yet hold a photographed example of this type.

BrandHughes Aircraft Company
ClassTraveling Wave Tube
BaseCoaxial
Filament6.3 V @ 2500 mA

Construction

Primary TypeOther / special
EnvelopeMetal with Integral Permanent Magnet
SectionsSingle

Filament / Heater

Heater NotesCathode Pre-Heating Time: 180 seconds

Absolute Maximum Ratings

Plate Dissipation60 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Saturated Pulsed————900 mA

Application Notes

Power amplifier for operation in the 3,350 to 3,650 Mc frequency range. All ratings are based on the ABSOLUTE system. All voltages are referenced to the cathode.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Cathode Current1500 mA
    H-C Voltage8000 V

    Audio Performance

    Power Output1500 W
    Key Features
    • Helix type wave propagating structure
    • Permanent magnet focusing
    • Air cooled
    • Pulsed operation