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
9WP4 vacuum tube outline illustration

Tube-number record

9WP4

0 archive entries

9WP4 is a tube type in the TubeDatabase archive (class: Picture Tube). Recorded specifications: brand RCA, year 1967, construction Display / CRT, socket Miniature 7-pin (B7G), and maximum plate voltage 12000 V. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassPicture Tube
BaseMiniature 7-pin (B7G)
Filament12 V @ 78.7 mA

Construction

Primary TypeDisplay / CRT
EnvelopeFilterglass
SectionsSingle

Filament / Heater

Heater NotesWarm-Up Time: 11 seconds

Absolute Maximum Ratings

Plate Voltage12000 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Cathode-Drive Service9000 V————

Application Notes

Voltages are positive with respect to grid No.1 in cathode-drive service typical operation.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Grid 2 Voltage250 V
    Grid 1 Voltage-155 V
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Pan-O-Ply Type
    • Aluminized Screen
    • No Ion-Trap Magnet Required
    • Low Grid No. 2 Voltage Focus