Tube-number record
WL-7464
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WL-7464 is a tube type in the TubeDatabase archive (class: Power Amplifier Triode). Recorded specifications: brand Westinghouse, construction Triode, base Metal, socket Special / none, maximum plate voltage 8000 V, and maximum plate dissipation 8000 W. The archive does not yet hold a photographed example of this type.
BrandWestinghouse
ClassPower Amplifier Triode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass/Metal
Base MaterialMetal
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage8000 V
Plate Dissipation8000 W
Grid 1 Voltage-1500 V
Cathode Current2500 mA
Audio Performance
Typical THD2.3%
Power Output10800 W
Key Features
- Water cooled anode
- Thoriated tungsten filament
- Designed for modulator or amplifier use
- Integral water jacket
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A AF Power Amplifier | 5250 V | — | 2000 | 66 | 1500 mA |
| Class AB1 AF Power Amplifier (Two Tubes) | 7500 V | — | 4820 | 66 | 300 mA |
Application Notes
The WL-7464 is designed for use as a modulator or amplifier. Maximum ratings apply for audio frequencies. Cooling is accomplished by water flow through an integral water jacket.
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