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)
DisclaimerA–Z indexSubmit a tube
DG 25-1 vacuum tube outline illustration

Tube-number record

DG 25-1

0 archive entries

DG 25-1 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Philips, construction Display / CRT, and maximum plate voltage 5000 V. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassCathode Ray Tube
Filament4 V @ 1000 mA

Construction

Primary TypeDisplay / CRT
EnvelopeGlass 25cm
SectionsSingle beam

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Plate Voltage5000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Standard Operation5000 V————

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Grid 2 Voltage1400 V
    Grid 1 Voltage-60 V

    Audio Performance

    Key Features
    • 25 cm screen diameter
    • Green luminescence
    • Electrostatic deflection
    • Intended for visual observation