Tube-number record
6AT8
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6AT8 is a tube type in the TubeDatabase archive (class: Triode-Pentode). Recorded specifications: brand SYLVANIA, construction Other / special, base Small Button 9-Pin, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2 W. The archive does not yet hold a photographed example of this type.
BrandSYLVANIA
ClassTriode-Pentode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypeOther / special
EnvelopeMiniature
Base MaterialSmall Button 9-Pin
SectionsMedium mu triode and sharp cutoff pentode
Filament / Heater
Heater Notes5AT8 incorporates controlled heater warm-up time for series string operation.
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode Section Characteristics | 100 V | 5800 | 6900 | 40 | 8.5 mA |
| Pentode Section Characteristics | 250 V | 4600 | 750000 | — | 7.7 mA |
| Triode Section as 250 Mc Oscillator | 150 V | — | — | — |
Application Notes
Designed for application as a combined vhf oscillator and mixer in television receivers.
Datasheets
Datasheet: 6AT8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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