At last, we found some capacity to translate another scientific article. Thanks to the initiative of GITEC member Ralf Jamer, the investigation of distortion- and overdrive-boxes is now available in English language. Particular attention is dedicated to the good old Range-Master booster, and to the legendary Tube-Screamer overdrive. Given that only a few days ago Ibanez brought out a “Nu Tube-Screamer” at the 2018 NAMM-show, it is just the right time to look into what made its legendary ancestor so special. Check out Overdrive, Fuzz & Distortion: investigating Range-Master, Tube-Screamer, et al. !