Tube-number record
6442
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BrandGeneral Electric
ClassPlanar Triode
Filament6.3 V @ 900 mA
Construction
Primary TypeTriode
EnvelopeMetal and Ceramic
Base MaterialMetal
SectionsSingle
Filament / Heater
Heater NotesHeater current 0.9 Amperes normalized to 900 mA
Absolute Maximum Ratings
Plate Voltage3000 V
Plate Dissipation8 W
Grid 1 Voltage-100 V
H-C Voltage90 V
Audio Performance
Key Features
- Small size
- Planar electrode construction
- Metal-and-ceramic triode
- Excellent resistance to vibration and shock
- Coaxial circuit application envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Average Characteristics | 350 V | 16500 | — | 50 | 35 mA |
| Radio-Frequency Power Amplifier Class C Telegraphy | 250 V | — | — | — | 23 mA |
Application Notes
Intended for operation as a plate-pulsed, grounded-grid oscillator at frequencies as high as 5000 megacycles. Also useful as CW radio-frequency power amplifier or frequency multiplier up to 2500 megacycles.
Datasheets
Datasheet: 6442.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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