Tube-number record
A47-13W
0 archive entries
A47-13W is a tube type in the TubeDatabase archive (class: Television Picture Tube). Recorded specifications: brand Thorn-AEI Radio Valves & Tubes Ltd., construction Display / CRT, base Glass, socket CRT base (B8H), and maximum plate voltage 20000 V. The archive does not yet hold a photographed example of this type.
BrandThorn-AEI Radio Valves & Tubes Ltd.
ClassTelevision Picture Tube
BaseCRT base (B8H)
Filament6.3 V @ 0.3 mA
Construction
Primary TypeDisplay / CRT
EnvelopeTinted Grey Glass
Base MaterialGlass
SectionsSingle
Filament / Heater
Heater NotesConnected at the chassis end if used in a series heater chain.
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Modulation | 18000 V | — | — | — | 0.35 mA |
| Grid Modulation | 18000 V | — | — | — | 0.5 mA |
Application Notes
If this tube is operated at voltage in excess of 16kV, x-ray radiation shielding may be necessary.
Datasheets
Datasheet: A47-13W.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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