D18-180GY/127
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ClassInstrument Cathode-Ray Tube
BaseCRT base (B12 family)
Filament6.3V @ 100mA
Construction
Primary TypeMono accelerator
Envelope18 cm diagonal rectangular flat face
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesIndirect heating by a.c. or d.c.; Not to be connected in series with other tubes.
Absolute Maximum Ratings
Plate Voltage3000 V
Grid 2 Voltage3000 V
Grid 1 Voltage-200 V
H-C Voltage125 V
Audio Performance
Key Features
- Dynamic deflection defocusing correction
- Internal magnetic correction for astigmatism
- Low heater power consumption
- Internal graticule
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| 2000V Accelerator Operation | 2000V | - | - | - | 0.01mA |
| 2500V Accelerator Operation | 2500V | - | - | - | 0.01mA |
Application Notes
For oscilloscopes and general display up to 25 MHz bandwidth. Grid 6 is used for dynamic correction of deflection defocusing.
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