3UP1
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BrandRaytheon
ClassCathode Ray Tube
BaseSmall Shell Duodecal 12-Pin B12-43
Filament6.3V @ 0.64mA
Construction
Primary TypeCathode Ray Tube
EnvelopeGlass
Base MaterialPlastic
Sections1
Filament / Heater
Heater Notes0.64 +/- 10% amps
Absolute Maximum Ratings
Plate Voltage2500 V
Grid 1 Voltage-200 V
H-C Voltage140 V
Audio Performance
Key Features
- 3" electrostatic focus and deflection
- Rectangular face
- Portable equipment
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 2000V | - | - | - | 10mA |
Application Notes
primarily designed for oscilloscope applications. The small size and rectangular face makes it well adapted for use in small portable equipment.
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