Turbo Tuner ST-300

Name: Turbo Tuner ST-300
Brand: Sonic Research
Availability: OnlineOnly

Utility

Professional chromatic strobe tuner with ±0.02 cent accuracy, LED ring display, five temperaments, and drop tuning capability.

The Turbo Tuner ST-300 is a professional-grade true chromatic strobe tuner pedal with industry-leading ±0.02 cent accuracy, surpassing even Peterson tuners. The bright LED ring display is driven directly by the analog input signal for instant response with no processing delay.

Features five programmable temperaments, drop tuning capability up to 6 semitones, and adjustable reference pitch (A4 = 300-599.9 Hz). The tuning range spans C0 (16.35 Hz) to C8 (4,186.0 Hz), covering all instruments from bass to piccolo.

Includes both 9V DC and 9V battery operation with 50 mA consumption. Features power output jack for daisy-chaining other pedals. True bypass design with zero signal loading ensures no tone loss. The stroboscopic display provides exceptional accuracy for professional applications including studio work and live performance.