3KP1
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BrandSYLVANIA
ClassCathode Ray Tube
BaseB11-66
Filament6.3V @ 600mA
Construction
Primary TypeElectrostatic Cathode Ray Tube
EnvelopeJ24N
Base MaterialMedium Shell Magnal
Sections1
Filament / Heater
Heater Notes0.6 Ampere nominal
Absolute Maximum Ratings
Plate Voltage2750 V
Plate Dissipation6 W
Grid 1 Voltage-220 V
H-C Voltage140 V
Audio Performance
Key Features
- 3 inch Direct Viewed
- Round Glass Type
- Clear Spherical Faceplate
- Electrostatic Deflection
- Electrostatic Focus
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Operation | 2000V | - | - | - | - |
Application Notes
Anode No. 2 power input should be limited to 6 watts. Recommended minimum Anode No. 2 voltage for Type 3KP1 is 1000 volts.
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