Tube-number record
3C37
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BrandNational Union
ClassMicro-wave Coaxial Triode
BaseCoaxial
Filament6.3 V @ 2500 mA
Construction
Primary TypeTriode
EnvelopeCoaxial
Base MaterialMetal/Ceramic
Sections1
Filament / Heater
Heater NotesOxide Coated Unipotential
Absolute Maximum Ratings
Plate Voltage5000 V
Plate Dissipation180 W
Grid 1 Voltage1000 V
Audio Performance
Power Output10000 W
Key Features
- Silver plated internal/external surfaces
- Integral anode radiator
- Cylindrical construction
- Negligible frequency drift
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Oscillator, Plate Pulsed | 4500 V | 8000 | — | 23 | 70 mA |
Application Notes
Designed especially for micro-wave pulse oscillator service. Capable of 10 kw peak RF power output at 1150 megacycles.
Datasheets
Datasheet: 3C37.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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