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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

R.W. 1

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BrandRadio-Watt
ClassPower Triode
BaseSpecial / none

Construction

Primary TypeTriode
Envelope52 x 35 mm
SectionsSingle

Filament / Heater

MaterialV-filament with compensator system

Absolute Maximum Ratings

Plate Voltage200 V

Audio Performance

Key Features
  • High power
  • Nickel plate
  • Molybdenum grid
  • V-filament
  • Compensator system

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
AF Amplifier140 V—67505.5—

Application Notes

Specifically established for loudspeaker reception and low frequency amplification without distortion.

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