B110
0 Tubes in archive
BrandFerranti
ClassLow Voltage X-ray Tube
BaseInternational Octal
Construction
Primary TypeLow power X-ray tube
EnvelopeGlass
Base MaterialStandard
SectionsSingle
Filament / Heater
MaterialTungsten
Absolute Maximum Ratings
Plate Voltage50000 V
Plate Dissipation25 W
Grid 1 Voltage-1400 V
Audio Performance
Key Features
- Low power
- Copper target
- Suitable for radiographic work on plastics and thin metals
- Directly heated tungsten filament
- Control electrode focus
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| D.C. operation with Grid Bias | 40000V | - | - | - | 0.1mA |
| D.C. operation with Auto Bias | 15000V | - | 100000 | - | 1.5mA |
| A.C. operation with Auto Bias | 15000V | - | 100000 | - | 0.7mA |
Application Notes
The filament current should be kept as low as possible, consistent with obtaining the required target current. The tube should never be operated at the maximum intermittent target dissipation for periods of more than 20 seconds. Provide suitable shielding from radiation.
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