TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

DisclaimerSubmit a tube

UA025A

0 Tubes in archive

BrandTESLA
ClassArgon-filled half-wave rectifier
BaseE40/45

Construction

Primary TypeGas-filled rectifier
Rectifier TypeHalf-wave
EnvelopeSpecial glass
Base MaterialMetal/Screw
SectionsSingle

Filament / Heater

MaterialOxide-coated
Warm-up Time60s

Absolute Maximum Ratings

Plate Voltage10000 V
Cathode Current250 mA

Audio Performance

Key Features
  • Directly heated cathode
  • Screw base E40/45
  • Top cap anode
  • Suitable for large amplifiers and small transmitters

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Full-wave rectifier (Obr. 1)3500V---500mA
Three-phase rectifier (Obr. 2)3500V---750mA

Application Notes

The tube must be warmed up for at least 1 minute before anode voltage is applied. The rectified output depends on the circuit configuration (Full-wave, Bridge, etc.).

Datasheet Viewer

Loading datasheet...

Filters

0 tubes found

Manufacturers

Brands

Sort by
    Showing 1 to 0 of 0 results