TBL7/8000
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ClassRF Power Triode
Construction
Primary Typetriode
EnvelopeGlass/Metal
Base MaterialMetal radiator
Sections1
Filament / Heater
Materialthoriated tungsten
Absolute Maximum Ratings
Plate Voltage7000 V
Plate Dissipation6000 W
Audio Performance
Key Features
- Air-cooled triode
- Directly heated thoriated tungsten filament
- Industrial RF generator application
- Telegraphy and telephony transmitters
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Characteristics | 6000V | 15000 | - | 32 | 1000mA |
Application Notes
The filament is designed to accept temporary fluctuations of +5% and -10%. The centre-tap f (marked O) must not be used for filament current supply but connector 40649 must be used for cooling.
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