Tube-number record
7237
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7237 is a tube type in the TubeDatabase archive (class: Industrial RF Power Triode). Recorded specifications: brand Amperex, construction Triode, base Metal, maximum plate voltage 7200 V, and maximum plate dissipation 6000 W. The archive does not yet hold a photographed example of this type.
BrandAmperex
ClassIndustrial RF Power Triode
Construction
Primary TypeTriode
EnvelopeForced Air-Cooled
Base MaterialMetal
SectionsSingle
Filament / Heater
MaterialThoriated tungsten
Absolute Maximum Ratings
Plate Voltage7200 V
Plate Dissipation6000 W
Grid 1 Voltage-1250 V
Cathode Current2200 mA
Audio Performance
Power Output20000 W
Key Features
- Specially processed grid
- Thoriated tungsten filament
- High grid current rating
- Overload characteristics
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telegraphy | 6500 V | 15000 | — | 32 | 2000 mA |
| Class C Oscillator | 6000 V | 15000 | — | 32 | 1500 mA |
| Class C Telephony | 5000 V | 15000 | — | 32 | 1600 mA |
Application Notes
Specifically designed for use in industrial RF generators and communication transmitters.
Datasheets
Datasheet: 7237.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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