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TH 3544

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BrandThomson-CSF
ClassCW Traveling-Wave Tube
BaseFlying leads
Filament7V @ 1000mA

Construction

Primary TypeTraveling-Wave Tube
EnvelopeMetal-and-ceramic
Base MaterialCopper helix
SectionsSingle

Filament / Heater

Heater NotesDispenser-type cathode

Absolute Maximum Ratings

Plate Voltage3800 V
Grid 2 Voltage5300 V
Cathode Current130 mA

Audio Performance

Key Features
  • Specially designed for communications-satellite earth stations
  • PPM-focused
  • Brazed copper helix to berylium-oxide support rods
  • Wideband operation
  • Low group-delay distortion
  • Small AM/PM conversion distortion

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Single-carrier mode3000V---115mA

Application Notes

The TH 3544 is a high-gain, medium-power traveling-wave tube designed for transmitter use in satellite communications systems in the 14 to 14.5 GHz band.

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