Tube-number record
MW 13-35
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MW 13-35 is a tube type in the TubeDatabase archive (class: Television Viewfinder Tube). Recorded specifications: brand Philips, construction Display / CRT, socket Octal, and maximum plate voltage 11000 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassTelevision Viewfinder Tube
BaseOctal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
Sections1
Filament / Heater
Heater NotesIndirect heating; AC or DC; series or parallel supply
Absolute Maximum Ratings
Plate Voltage11000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Viewfinder Operation | 7000 V | — | — | — | — |
Application Notes
When the tube is used in a series heater chain, the heater voltage must not exceed 9.5 V when the supply is switched on. If necessary a current limiting device must be used.
Datasheets
Datasheet: MW13-35.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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