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
5QP4-A vacuum tube outline illustration

Tube-number record

5QP4-A

0 archive entries

5QP4-A is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: brand General Electric, year 1955, construction Display / CRT, base Medium-shell Octal, socket Octal, and maximum plate voltage 12000 V. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassCathode-Ray Tube
BaseOctal
Filament6.3 V @ 600 mA

Construction

Primary TypeDisplay / CRT
EnvelopeJ39 Glass
Base MaterialMedium-shell Octal
Sections1

Filament / Heater

Heater NotesCurrent tolerance is +/- 10%

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
View-finder service10000 V————

Application Notes

The 5QP4-A is intended for use as a view-finder for television cameras. The high-resolution gun affords an exceptionally narrow trace.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage12000 V
    Grid 2 Voltage700 V
    Grid 1 Voltage-180 V
    H-C Voltage180 V

    Audio Performance

    Key Features
    • Aluminized Screen
    • High-Resolution Gun
    • Spherical Clear Faceplate
    • Short Persistence