Tube-number record
3CPX800A7
0 archive entries
3CPX800A7 is a tube type in the TubeDatabase archive (class: High-Mu Power Triode). Recorded specifications: brand Svetlana, year 1997, construction Triode, socket Magnal, maximum plate voltage 4500 V, and maximum plate dissipation 800 W. The archive does not yet hold a photographed example of this type.
BrandSvetlana
ClassHigh-Mu Power Triode
BaseMagnal
Filament13.5 V @ 1500 mA
Construction
Primary TypeTriode
EnvelopeCeramic/Metal
Sections1
Filament / Heater
Heater NotesOxide-coated unipotential. Warm-up time: 3 min (180s).
Absolute Maximum Ratings
Plate Voltage4500 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulse Modulator | 4500 V | — | — | 200 | 5000 mA |
| Pulsed RF Amplifier, Class AB2 | 3500 V | — | — | 200 | 2500 mA |
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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