TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

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)
DisclaimerSubmit a tube

Tube-number record

3A/109A

0 archive entries

ClassRepeater Triode
Base4-pin

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

MaterialOxide-coated

Absolute Maximum Ratings

Plate Voltage190 V

Audio Performance

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical130 V500120006—

Application Notes

3A/109A is for replacement purposes only

Filters

0 tubes found

Manufacturers

Brands

    0 results