MXR M400 Sonic Research Turbo Tuner

The MXR Turbo Tuner is the only tuner you'll ever need.

Built around the core engine of the original Turbo Tuner, this pedal brings modern versatility to the gold standard in strobe tuning. Sonic Research founder Roger Schlichtig handled the engineering himself to deliver the same fraction-of-a-cent, professional-grade accuracy. It's all built to the roadworthy standard that defines both Sonic Research and MXR.

Close enough isn't good enough. From soundcheck to the studio, the MXR Turbo Tuner locks you in to play with conviction.

Features:

• Built around the core engine of the gold-standard Sonic Research Turbo Tuner
• Personally engineered by SR founder Roger Schlichtig
• Real-time strobe display tracks pitch with fraction-of-a-cent precision
• Tune up in seconds, no matter your skill level
• Five customizable presets support up to 12 strings and ±50 cent offsets
• Four brightness levels keep the display readable in any lighting
• Switchable true/buffered bypass with three buffered submodes
• 9V passthrough output powers an additional pedal
• USB-C port for firmware updates and upcoming editor software