Tube-number record
6AZ8
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BrandSylvania
ClassMiniature Triode-Pentode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypeMulti-section
EnvelopeT6 1/2
SectionsDouble
Filament / Heater
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation2 W
Grid 2 Voltage300 V
H-C Voltage200 V
Audio Performance
Key Features
- Medium-mu triode
- Semi-remote cut-off pentode
- Designed for sync separator and clipper
- Suitable for video amplifier and AGC amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Triode | 200 V | 3300 | 5750 | 19 | 13 mA |
| Pentode | 200 V | 6000 | 300000 | — | 9.5 mA |
Application Notes
The heater-cathode voltage should not exceed the value of the operating cathode bias because the voltage between the heater and cathode is also applied between the cathode and Grid No. 3.
Datasheets
Datasheet: 6AZ8.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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