Tube-number record
SC-3122
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BrandSylvania
ClassMonitor Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
Envelope10-inch Diameter Flat Face
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated cathode
Absolute Maximum Ratings
Plate Voltage22000 V
Plate Dissipation6 W
Grid 2 Voltage770 V
Grid 1 Voltage-200 V
H-C Voltage200 V
Audio Performance
Key Features
- Electrostatic Focus
- Magnetic Deflection
- Flat Face
- High Resolution
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Monitor Operation | 20000 V | — | — | — | 0.05 mA |
Application Notes
Anode input power should be limited to 6 watts to prevent burning. X-ray radiation shielding may be necessary if operated at higher than 16,000 volts. Minimum beam current densities should be employed.
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