6AC7
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BrandGeneral Electric
ClassPentode
BaseOctal
Filament6.3V @ 0.45mA
Construction
Primary Typepentode
EnvelopeMT-8 Metal Shell
Base MaterialSmall Wafer Octal 8-Pin
SectionsSingle
Filament / Heater
Heater NotesA-C or D-C
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation3 W
Grid 2 Voltage150 V
H-C Voltage90 V
Audio Performance
Key Features
- Sharp-cutoff
- High-transconductance
- Wide-band video amplifier
- Radio-frequency amplifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier (Fixed Screen Voltage) | 300V | 9000 | 1000000 | - | 10mA |
| Class A Amplifier (Screen Resistor) | 300V | 9000 | 1000000 | - | 10mA |
Application Notes
Recommended for use as wide-band video or radio-frequency amplifier. Suitable as mixer or oscillator. Cathode bias is recommended.
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