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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 RCA, year 1968, construction Other / special, base Mounting Blocks, socket Flexible / flying leads, and maximum plate voltage 3000 V. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassMicrowave Tube
BaseFlexible / flying leads
Filament
6.3 V @ 1.75 mA

Construction

Primary TypeOther / special
EnvelopeMetal Shell
Base MaterialMounting Blocks
SectionsSingle

Filament / Heater

MaterialBarium-impregnated tungsten
Warm-up Time3s
Heater NotesMinimum Cathode Heating Time: 3 minutes; Starting current must never exceed 4 A.

Absolute Maximum Ratings

Plate Voltage3000 V
Grid 2 Voltage1700 V
Cathode Current80 mA

Audio Performance

Power Output20 W
Key Features
  • Integral Periodic-Permanent-Magnet Type
  • Forced-air cooling on collector necessary
  • Operating Position: Any
  • Phase Sensitivity: 2 deg/V max

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
RF Power Amplifier at 2.0 GHz2200 V———70 mA

Application Notes

The power supply should incorporate a helix-current overload protective device to prevent damage. Apply voltages in sequence: Heater, then Collector, then Helix, then Grid-No.2. Keep magnetic materials at least eight inches away.

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