Manufacturer Sonic Research

Sonic Research has corporate headquarters in Carson City, Nevada, and manufacturing and sales offices in Westlake Village, California. Its products are made in the U.S.

Email support

Contact web page

Westlake Village, California

US: +1 (800) 811-0272

Pedal Sonic Research Turbo Tuner ST-300

Made by
The ST-300 Turbo Tuner is our top choice among pedal tuners. Featuring ±0.02 cent detection accuracy, a super-wide calibration range, outstanding low-note detection, programmability, and a bright true stroboscopic display with near-instantaneous response, it’s a seriously brilliant piece of gear. It’s also made in US.