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BrandBurroughs Corporation
ClassMagnetron Beam Switching Tube
Base20 pin (No. SK-105)
Filament6.3V @ 300mA
Construction
Primary TypeMagnetron Beam Switching Tube
EnvelopeGlass with Magnet
Sections10
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation1 W
Grid 2 Voltage200 V
Grid 1 Voltage200 V
H-C Voltage90 V
Audio Performance
Key Features
- High speed
- High vacuum
- Ten output
- Internal spade load resistors
- Constant current device
- Pentode type output characteristics
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Standard Operation | 100V | - | 22000 | - | 5.5mA |
Application Notes
Do not strike the magnet. Do not place within 2.0 inches of ferromagnetic materials. Maintain 4.0 inch spacing between tubes center-to-center. Mount by clamping magnet to chassis.
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