Tube-number record
MB22-75
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MB22-75 is a tube type in the TubeDatabase archive (class: Cathode Ray Tube). Recorded specifications: brand Mullard, construction Display / CRT, socket Duodecal, and maximum plate voltage 15500 V. The archive does not yet hold a photographed example of this type.
BrandMullard
ClassCathode Ray Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
Envelope9-in. diameter flat-faced metal-backed screen
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated; Suitable for series or parallel operation
Absolute Maximum Ratings
Plate Voltage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| P.P.I. applications | 15000 V | — | — | — | — |
Application Notes
Mounting position: Any, except vertical with screen downwards and the axis of the tube making an angle of less than 20 degrees with the vertical.
Datasheets
Datasheet: MB22-75.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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