Tube-number record
4600A
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BrandRCA
ClassBeam Power Tube
BaseCoaxial
Filament5.5 V @ 17300 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeCeramic-Metal
SectionsSingle
Filament / Heater
Heater NotesMinimum heating time 5 minutes
Absolute Maximum Ratings
Plate Voltage3500 V
Plate Dissipation1750 W
Grid 2 Voltage1000 V
Cathode Current1000 mA
Audio Performance
Key Features
- Forced-air cooled
- Ceramic-metal construction
- One-piece electrode design
- Coaxial-electrode structure
- Integral radiator
- Matrix-type, oxide-coated, unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Regulator Test Point | 2500 V | — | — | 17 | 600 mA |
Application Notes
Specifically designed for voltage-regulator applications. Adequate air flow must be delivered through the radiator to limit plate-terminal temperature to 250°C before and during application of voltages.
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