Tube-number record
T982D, T982Y, T982Z
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BrandEnglish Electric Valve Co. Ltd.
ClassHigh resolution radar tube
BaseDuodecal
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
Envelope12-inch Glass
Base MaterialPlastic
SectionsSingle
Filament / Heater
Heater NotesSuitable for series or parallel operation
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage500 V
Grid 1 Voltage200 V
Cathode Current0.15 mA
H-C Voltage150 V
Audio Performance
Key Features
- High resolution
- Aluminised screen
- Fluoride screen options
- Magnetic deflection
- Electrostatic focus
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Radar Display | 15000 V | — | — | — | 0.05 mA |
Application Notes
X-rays produced if operated above 16kV. Shielding required for health safety. Avoid mounting with screen down if axis is less than 20 degrees from vertical.
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