Tube-number record
4C34
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BrandLewis Electronics
ClassTriode
BaseJumbo
Construction
Primary TypeTriode
EnvelopeGlass
Sectionssingle
Filament / Heater
Materialthoriated tungsten
Absolute Maximum Ratings
Plate Voltage2500 V
Plate Dissipation250 W
Grid 1 Voltage-500 V
Cathode Current275 mA
Audio Performance
Power Output650 W
Key Features
- Thoriated tungsten filament
- High frequency operation up to 60 mc at full ratings
- Convection cooling
- Jumbo 4-pin ceramic base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Average Characteristics | 2000 V | 5600 | — | 23 | 150 mA |
| Class B Audio Frequency Power Amplifier (2 tubes) | 2000 V | — | — | — | 430 mA |
| Class B Radio-Frequency Power Amplifier | 2000 V | — | — | — |
Datasheets
Datasheet: 4C34.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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