6AK7
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BrandResearch Enterprises Ltd.
ClassAmplifier Pentode
BaseOctal
Filament6.35V @ 650mA
Construction
Primary TypeCoated Unipotential Cathode
EnvelopeMT-8
Base MaterialPhenolic
Filament / Heater
Absolute Maximum Ratings
Plate Voltage500 V
Plate Dissipation9 W
Grid 2 Voltage500 V
Audio Performance
Typical THD7%
Power Output3 W
Key Features
- Interlead Shield
- Coated Unipotential Cathode
- Small Wafer Octal 8-pin
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Amplifier Class A1 | 300V | 11000 | 150000 | - | 50mA |
| 4 MC Bandwidth Amplifier (Grid-Leak Bias) | 300V | - | - | - | 45mA |
| 4 MC Bandwidth Amplifier (Cathode Bias) | 300V | - | - | - | 28mA |
Application Notes
The sponsor proposes to mark the tube type here described RGAK7/6AG7. Horizontal operation permitted if plane of pins #2 & #7 is vertical.
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