Tube-number record
6AS8
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BrandSylvania
ClassSingle Diode Sharp Cutoff Pentode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypePentode
EnvelopeT-6 1/2
Sections2
Filament / Heater
Heater NotesHeater warm-up time is 11 seconds.
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2.5 W
Grid 2 Voltage300 V
H-C Voltage200 V
Audio Performance
Key Features
- Sharp cutoff pentode
- High perveance diode
- Miniature envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section Class A1 Amplifier | 200 V | 6200 | 300000 | — | 9.5 mA |
Application Notes
The pentode section may be used as an IF amplifier, video amplifier, and AGC amplifier. The diode can be used as an audio detector, video detector, or DC restorer.
Datasheets
Datasheet: 6AS8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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