Tube-number record
A237
0 archive entries
A237 is a tube type in the TubeDatabase archive (class: High Vacuum Rectifier). Recorded specifications: brand English Electric Valve Co. Ltd., construction High vacuum, socket Screw / Edison base, maximum plate voltage 65000 V, and maximum plate dissipation 160 W. The archive does not yet hold a photographed example of this type.
BrandEnglish Electric Valve Co. Ltd.
ClassHigh Vacuum Rectifier
BaseScrew / Edison base
Construction
Primary TypeHigh vacuum
Rectifier TypeSingle Diode
EnvelopeGlass
Filament / Heater
MaterialThoriated Tungsten
Absolute Maximum Ratings
Plate Voltage65000 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Nominal Impedance | — | — | 1000 | — | 350 mA |
Application Notes
X-rays are produced when operated with a peak inverse anode voltage above 16kV. Adequate shielding is required. Valve should be operated vertically.
Datasheets
Datasheet: A237.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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