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
M17-220WE vacuum tube outline illustration

Tube-number record

M17-220WE

0 archive entries

M17-220WE is a tube type in the TubeDatabase archive (class: Flat Cathode-Ray Tube). Recorded specifications: construction Display / CRT, socket 10-pin, and maximum plate voltage 17000 V. The archive does not yet hold a photographed example of this type.

ClassFlat Cathode-Ray Tube
Base10-pin
Filament6.3 V @ 240 mA

Construction

Primary TypeDisplay / CRT
EnvelopeGlass, rectangular flat face
SectionsSingle-gun

Filament / Heater

Heater NotesIndirectly heated by AC or DC; Quick heating cathode.

Absolute Maximum Ratings

Plate Voltage17000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation15000 V———0.01 mA

Application Notes

Designed for photographic applications where screen current is generally limited to 20 uA.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Grid 2 Voltage1200 V
    Grid 1 Voltage-150 V
    H-C Voltage125 V

    Audio Performance

    Key Features
    • Very high resolution
    • Flat face
    • Quick heating cathode
    • Electrostatic focusing
    • Magnetic deflection
    • Metal-backed phosphor