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

25Y4GT

0 archive entries

BrandHytron
ClassHalf-wave rectifier
BaseOctal
Filament25 V @ 150 mA

Construction

Primary TypeRectifier
EnvelopeT-9D

Filament / Heater

Absolute Maximum Ratings

Plate Voltage125 V
Cathode Current75 mA

Audio Performance

Key Features
  • Cathode type half-wave rectifier
  • Designed for transformerless receivers
  • Series filament connection

Filters

0 tubes found

Manufacturers

Brands

    0 results