Tube-number record
RS 1011
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BrandSiemens
ClassTransmitting Triode
Construction
Primary TypeTriode
EnvelopeMetal-Glass
SectionsSingle
Filament / Heater
Materialthoriated tungsten
Absolute Maximum Ratings
Plate Voltage4500 V
Plate Dissipation10000 W
Cathode Current10000 mA
Audio Performance
Key Features
- Disc-shaped grid lead-through
- Concentric cathode feeds
- Available in air-cooled (L) and water-cooled (W) versions
- Thoriated tungsten cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| HF-Verstärkung, B-Betrieb (TV) | 3500 V | 60000 | — | 65 | 4600 mA |
| HF-Verstärkung, B-Betrieb (100 MHz) | 4600 V | 60000 | 400 | 65 | 6500 mA |
Application Notes
Specifically designed for TV transmitters up to 220 MHz. Axis must be vertical. Anode protection resistor of 15 Ohms is recommended.
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