3CPX800A7
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BrandSvetlana
ClassHigh-Mu Power Triode
Base11 pin E.F. Johnson #124-311-100
Filament13.5V @ 1500mA
Construction
Primary TypeTriode
EnvelopeCeramic/Metal
Sections1
Filament / Heater
Heater NotesOxide-coated unipotential. Warm-up time: 3 min (180s).
Absolute Maximum Ratings
Plate Voltage4500 V
Plate Dissipation800 W
Cathode Current8000 mA
Audio Performance
Key Features
- Pulsed RF amplifier
- Pulse modulator
- Regulator service
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulse Modulator | 4500V | - | - | 200 | 5000mA |
| Pulsed RF Amplifier, Class AB2 | 3500V | - | - | 200 | 2500mA |
Application Notes
When operated as a pulse modulator, the Svetlana 3CPX800A7 will hold off a maximum plate voltage of 4500 volts. Maximum plate current is 8 amps at a pulse duration of 100 microseconds.
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