SC-3890
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BrandSylvania
ClassCathode Ray Tube
BaseSmall Shell Duodecal 6-Pin
Filament6.3V @ 600mA
Construction
Primary TypeCathode Ray Tube
Envelope10-inch Glass
Base MaterialB5-57
SectionsSingle
Filament / Heater
Heater NotesHeater current 0.6A ± 10%
Absolute Maximum Ratings
Plate Voltage25000 V
Plate Dissipation6 W
Grid 2 Voltage2500 V
Grid 1 Voltage-150 V
H-C Voltage200 V
Audio Performance
Key Features
- High Resolution Tube
- Extremely Fine Grain Screen
- Magnetic Deflection
- Magnetic Focus
- Non-Browning Optical Glass Faceplate
- No Ion Trap
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operating Conditions | 20000V | - | - | - | - |
Application Notes
Designed for high resolution photographic recording. Effective resistance of anode supply should limit anode input power to 6 watts. Minimum beam current densities should be employed to prevent burning.
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