Tube-number record
SC-3179
0 archive entries
SC-3179 is a tube type in the TubeDatabase archive (class: Cathode-Ray Tube). Recorded specifications: brand Sylvania, construction Display / CRT, socket Noval (B9A), and maximum plate voltage 12500 V. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassCathode-Ray Tube
BaseNoval (B9A)
Filament6.3 V @ 300 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRound Glass
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage12500 V
Grid 2 Voltage500 V
Grid 1 Voltage-100 V
H-C Voltage180 V
Audio Performance
Key Features
- Short length
- Electrostatic focus
- Magnetic deflection
- Off-axis neck
- Aluminized screen
- Low grid drive
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Radar Indicator Sector-Scan | 8000 V | — | — | — | — |
Application Notes
Intended for sector-scan radar applications. Features small neck diameter for lightweight, efficient deflection yokes.
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