4WP11 / 4WP16
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BrandPhilco
ClassCathode Ray Tube
Base6BG-57
Filament6.3V @ 600mA
Construction
Primary TypeMagnetic focus and deflection
Envelope3 3/4 inch diameter, flat faceplate
SectionsSingle
Filament / Heater
Heater Notes± 10% current tolerance
Absolute Maximum Ratings
Plate Voltage22000 V
Grid 2 Voltage22000 V
Grid 1 Voltage-100 V
H-C Voltage180 V
Audio Performance
Key Features
- Ultra-high resolution
- Essentially constant spot over radius of 0.75 inch
- Optical quality faceplate
- Non-browning gray faceplate
- Metal backed screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Ultra-High Resolution Spot | 20000V | - | - | - | 0.001mA |
Application Notes
Suitable for photo-oscillographic applications. Anode and Grid #2 are connected together within the tube. X-ray radiation shielding may be necessary for voltages above 16,000V.
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