Tube-number record
6X8
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BrandGeneral Electric
ClassTriode-Pentode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypeMulti-section
EnvelopeT-6 1/2
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation2 W
Grid 2 Voltage250 V
Grid 1 Voltage-40 V
H-C Voltage100 V
Audio Performance
Power Output0.5 W
Key Features
- Medium-mu triode
- Sharp-cutoff pentode
- Designed for VHF converter applications
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section (Mixer) | 250 V | 4600 | 750000 | — | 7.7 mA |
| Triode Section (Oscillator) | 100 V | 5800 | 6900 | 40 | 8.5 mA |
Datasheets
Datasheet: 6X8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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