Tube-number record
MF31-55
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MF31-55 is a tube type in the TubeDatabase archive (class: Radar Cathode Ray Tube). Recorded specifications: brand Philips, construction Display / CRT, socket Duodecal, and maximum plate voltage 15500 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassRadar Cathode Ray Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass, round metal-backed
SectionsSingle
Filament / Heater
Heater NotesIndirect by A.C. or D.C.; series or parallel supply
Absolute Maximum Ratings
Plate Voltage15500 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Radar Operation | 15000 V | — | — | — | — |
Application Notes
The tube has a screen which is liable to burn if a stationary or slowly moving spot is used even with low values of mean beam current.
Datasheets
Datasheet: MF31-55.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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