Tube-number record
A 44-12 W
0 archive entries
A 44-12 W is a tube type in the TubeDatabase archive (class: Television Picture Tube). Recorded specifications: brand Telefunken, construction Display / CRT, base Plastic, socket CRT base (B7 family), and maximum plate voltage 18000 V. The archive does not yet hold a photographed example of this type.
BrandTelefunken
ClassTelevision Picture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular Glass
Base MaterialPlastic
Sections1
Filament / Heater
Heater NotesHeater with controlled warming-up time
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Normal Operation | 18000 V | — | — | — | — |
Application Notes
Tube may be used without safety plate. Centering magnet should be as close as possible to the deflection coil.
Datasheets
Datasheet: A44-12W.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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