Tube-number record
3CX10,000U7
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BrandEIMAC
ClassHigh-Mu Transmitting Triode
BaseCoaxial
Filament15 V @ 13.5 mA
Construction
Primary TypeTriode
EnvelopeCeramic/Metal
Base MaterialMetal
SectionsSingle
Filament / Heater
Heater NotesOxide-coated Unipotential cathode; Minimum warmup time 300 seconds.
Absolute Maximum Ratings
Plate Voltage6500 V
Plate Dissipation10000 W
Cathode Current4000 mA
Audio Performance
Key Features
- Ceramic/metal construction
- Forced-air cooled
- High-mu
- Beam-forming cathode
- Low grid interception
- Excellent intermodulation performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| RF Linear Amplifier Class AB Cathode Driven | 6000 V | — | 1100 | 200 | 2580 mA |
| Low Band TV Visual Service | 5500 V | — | — | 200 | 3600 mA |
| High Band TV Visual Service | 5500 V | — | — | 200 | 3600 mA |
Application Notes
Designed for VHF and UHF spectrum as cathode-driven Class AB rf amplifier, Class C power amplifier, or pulsed rf amplifier service.
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