Tube-number record
BT31
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BrandArcotron
ClassPower Switching Tube
BaseNoval (B9A)
Construction
Primary TypeOther / special
EnvelopeGlass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage600 V
Grid 1 Voltage-100 V
Cathode Current300 mA
Audio Performance
Key Features
- Cold cathode
- Thyratron-like characteristic
- Mounting in any position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| AC Supply Operation | 220 V | — | — | — | 300 mA |
Application Notes
Main application: Control of solenoid valves (Steuerung von Magnetventilen).
Datasheets
Datasheet: BT31.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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