Tube-number record
BR1165 / BW1165
0 archive entries
BR1165 / BW1165 is a tube type in the TubeDatabase archive (class: R.F. Power Triode). Recorded specifications: brand English Electric Valve Company Limited, construction Triode, maximum plate voltage 60000 V, and maximum plate dissipation 60000 W. The archive does not yet hold a photographed example of this type.
BrandEnglish Electric Valve Company Limited
ClassR.F. Power Triode
Construction
Primary TypeTriode
EnvelopeGlass-Metal
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage60000 V
Plate Dissipation60000 W
Grid 1 Voltage-10000 V
Cathode Current85000 mA
Audio Performance
Typical THD2.6%
Power Output133000 W
Key Features
- Thoriated tungsten filament
- Forced-air or Water cooling variants
- High power RF application
- High voltage rating (60kV)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telegraphy | 60000 V | 7000 | — | 32 | 1500 mA |
| Class B Audio | 60000 V | 7000 | — | 32 | 1500 mA |
Application Notes
Three r.f. power triodes intended for am, fm or television transmitters and for industrial applications. They differ only in anode dissipation and in the method of anode cooling.
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