TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (1,270 tubes)

Other (7066), Pre (189), Power (67), Rectifier (19)
DisclaimerSubmit a tube

B339/12AX7

0 Tubes in archive

BrandMarconi
ClassHigh-Mu Double Triode
BaseB9A
Filament12.6V @ -mA

Construction

Primary TypeDouble Triode
EnvelopeTubular
Sections2

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage300 V
Plate Dissipation1 W
Cathode Current8 mA
H-C Voltage180 V

Audio Performance

Filters

0 tubes found

Manufacturers

Brands

    Showing 1 to 0 of 0 results