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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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TWO-66 vacuum tube outline illustration

Tube-number record

TWO-66

0 archive entries

TWO-66 is a tube type in the TubeDatabase archive (class: Microwave Tubes). Recorded specifications: brand Bendix Red Bank, construction Backward-Wave Oscillator, maximum plate voltage 2500 V, and maximum plate dissipation 15 W. The archive does not yet hold a photographed example of this type.

BrandBendix Red Bank
ClassMicrowave Tubes
Filament
6.3 V @ — mA

Construction

Primary TypeBackward-Wave Oscillator
Sections1

Filament / Heater

Heater Notes+/- 10%

Absolute Maximum Ratings

Plate Voltage2500 V
Plate Dissipation15 W
Cathode Current8 mA

Audio Performance

Key Features
  • Voltage tuned
  • Millimeter wavelength radio frequency energy
  • Traveling Wave Tube variant
  • Precision machined steatite, molybdenum and kovar components

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Backward-Wave Oscillator1000 V———8 mA

Application Notes

Applications in multi-channel telephone and television systems, high definition short range radar, microwave spectroscopy, and signal sources.

Filters

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Manufacturers

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