Tube-number record
5781
0 archive entries
5781 is a tube type in the TubeDatabase archive (class: X-Ray Tube). Recorded specifications: brand Westinghouse, year 1950, construction Removable insert X-ray tube, base Metal, socket Screw / Edison base, and maximum plate voltage 100000 V. The archive does not yet hold a photographed example of this type.
BrandWestinghouse
ClassX-Ray Tube
BaseScrew / Edison base
Construction
Primary TypeRemovable insert X-ray tube
EnvelopeGlass
Base MaterialMetal
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage100000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full Wave | 100000 V | — | — | — | 37 mA |
| Half Wave | 100000 V | — | — | — | 24.5 mA |
| Self-rectified (Useful) | 90000 V | — | — | — | 19.5 mA |
Application Notes
Maximum fluoroscopic rating at a loading of 425 (kv x ma) is 10 minutes. Heat units are defined as peak kv * avg ma * seconds.
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