

Based on the Dallas Rangemaster Treble Booster
The most legendary germanium diode booster in history, used by Brian May, Tony Iommi, Rory Gallagher, Billy Gibbons, Ritchie Blackmore, and many others. Designed to make dark-sounding amplifiers shine, it adds brilliance, clarity, and presence, helping your guitar cut through the mix with ease while preserving its character and dynamics.
You can demo and mix and match all of our amp sims inside Amp Locker.