Tube-number record
MW 53-20
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BrandPhilips
ClassTelevision Picture Tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect heating by A.C. or D.C.; series or parallel supply
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage500 V
H-C Voltage200 V
Audio Performance
Key Features
- Ion trap
- Filter-glass
- Metal-backed screen
- Aluminized
- Spherical screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Magnetic Focusing | 14000 V | — | — | — | — |
| Magnetic Focusing | 16000 V | — | — | — | — |
Application Notes
When used in a series heater chain, the heater voltage must not exceed 9.5 V when the supply is switched on. A current limiting device should be used if necessary.
Datasheets
Datasheet: MW53-20.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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