Tube-number record
6AS7
0 archive entries
BrandSvetlana
ClassDual Power Triode
BaseOctal
Filament6.3 V @ 2500 mA
Construction
Primary TypeDual triode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesMin: 5.7V, Max: 6.9V. May be DC operated for best hum performance.
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation13 W
Grid 1 Voltage-150 V
Cathode Current130 mA
H-C Voltage300 V
Audio Performance
Power Output10 W
Key Features
- Indirectly-heated unipotential cathode
- High transconductance
- Low plate resistance
- High plate current capacity
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Push-Pull (Two Triodes) | 250 V | 5500 | 280 | — | 80 mA |
Application Notes
Originally designed as a series pass tube in regulated power supplies. Excellent choice for OTL (Output Transformerless) and high-performance audio circuits.
0 results