Tube-number record
6BY4
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BrandGeneral Electric
ClassTriode
BaseSpecial / none
Filament6.3 V @ 250 mA
Construction
Primary TypeTriode
Envelopeceramic
Base Materialmetal-ceramic
Sectionssingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation1.1 W
Cathode Current5.5 mA
H-C Voltage50 V
Audio Performance
Key Features
- Ceramic high-mu triode
- Parallel-plane construction
- Excellent isolation between input and output circuits
- Low lead inductances
- Low interelectrode capacitances
- Short transit time
- Extremely high ratio of transconductance to plate current
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 200 V | 6000 | 16700 | 100 | 5 mA |
| Grounded-Grid Amplifier—900 Megacycles | 200 V | — | — | — | 5 mA |
Application Notes
Designed primarily for use as a grounded-grid radio-frequency amplifier in combined UHF-VHF television tuners.
Datasheets
Datasheet: 6BY4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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