Tube-number record
6AK8
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BrandPHILIPS
ClassTriple Diode Triode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypeMulti-section
EnvelopeGlass
Base MaterialGlass
Sections4
Filament / Heater
Heater NotesParallel heater supply
Absolute Maximum Ratings
Grid 1 Voltage-1.3 V
H-C Voltage150 V
Audio Performance
Power Output0.05 W
Key Features
- Triple diode
- Triode for detection and amplification
- Internal shield
- Coated unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section | 100 V | 1300 | 54000 | 70 | 0.8 mA |
| Triode Section | 250 V | 1200 | 58000 | 70 | 1 mA |
Application Notes
Specifically designed for FM or AM/FM broadcast receivers and TV video/audio signal detection.
Datasheets
Datasheet: 6AK8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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