8893
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BrandEimac
ClassPlanar Triode
Filament6.3V @ 1300mA
Construction
Primary TypeTriode
EnvelopeCeramic/Metal
Base MaterialMetal
SectionsSingle
Filament / Heater
Heater NotesOxide Coated, Unipotential. Cathode heating time: 60 sec.
Absolute Maximum Ratings
Plate Dissipation100 W
Audio Performance
Key Features
- Compact rugged ceramic/metal planar triode
- High power output
- High plate efficiency
- Excellent frequency stability
- Cavity circuit operation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid-Pulsed Oscillator | 1500V | 30000 | - | 60 | 3000mA |
Application Notes
The construction of the 8893 readily lends itself to cavity circuit operation resulting in an extremely compact RF source. Ceramic/metal seals rated for 250°C.
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