Greuter Audion Boost is based on the legendary Dallas Rangemaster Treble Booster. Like its predecessor, it's not a clean boost, but a dirty boost with upper mid focus which adds loads of character to your tone.
Boost: Sets the amount of boost. More boost towards 5 o'clock.
Tone: Sets boost frequency range. At around 7 o'clock the pedal boosts all frequencies. As you move towards 5 o'clock, the boost happens high treble/high mid frequencies.
- Power Requirements: 2.1 mm 9V DC centre negative power supply. About 10 mA.
- True Bypass
- Handmade in Switzerland
Video of the V1 model: