TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (7,341 tube types · 1,270 archive entries)

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
DisclaimerSubmit a tube

Tube-number record

171

0 archive entries

ClassPower Triode
Base4-pin

Construction

Primary TypeTriode
EnvelopeGlass ST-14 or S-14
SectionsSingle

Filament / Heater

MaterialThoriated Tungsten

Absolute Maximum Ratings

Plate Voltage180 V

Audio Performance

Power Output0.7 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier135 V13602200315 mA
Class A Amplifier (Max)180 V15002000320 mA

Filters

0 tubes found

Manufacturers

Brands

    0 results