1300M
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BrandM-O Valve Co. Ltd.
ClassCathode Ray Tube
BaseB12F
Filament6.3V @ 1100mA
Construction
Primary TypeDouble Gun
Envelope13 cm (5.1 inch) faceplate
Sections2
Filament / Heater
Heater NotesTotal heater current
Absolute Maximum Ratings
Plate Voltage8000 V
Grid 2 Voltage2000 V
Grid 1 Voltage200 V
H-C Voltage180 V
Audio Performance
Key Features
- High sensitivity
- Double-gun oscilloscope tube
- Helical post deflection acceleration
- Common horizontal deflection system
- Independent vertical deflection systems
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 4000V | - | - | - | - |
Application Notes
The tube may be mounted in any position but should not be supported by the base alone. It should preferably be held in a suitable rubber mask at the screen and by a clamp round the magnetic shield near the base.
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