Korg OT-120 Orchestral Tuner

Professional tuning precision for every instrument

The Korg OT-120 Orchestral Tuner delivers highly accurate tuning across a wide frequency range, making it ideal for orchestral string, wind, and brass players. With both needle and LCD displays, selectable response speeds, and built-in reference tones, it offers reliable performance for practice, rehearsal, and performance environments.

Features & Specifications

• Wide Detection Range: Covers A0 to C8 (approx. 27.5 Hz–4186 Hz), suitable for all orchestral instruments.
• Dual Display: Combines backlit LCD and analog needle meter for clear visibility under all lighting conditions.
• Built-In Reference Tones: Generates tones from C2 to C7 for ear training and ensemble tuning.
• Sound Back Mode: When used with a contact microphone, produces a reference pitch and shows pitch deviation simultaneously.
• Calibration Range: A4 = 349 Hz to 499 Hz in 1 Hz increments for precise concert tuning.
• Transposing Function: Supports 12 key settings for wind and transposing instruments.
• Historical Temperaments: Eight presets (Equal, Pythagorean, Werckmeister III, Vallotti, Mean-Tone Eb, Kirnberger III, Young, Kellner) for authentic period performance.
• Long Battery Life: Up to 100 hours with two AAA batteries; optional AC adaptor available.
• Durable Construction: Aluminum front panel, rear stand for tabletop use, and a protective soft case included.

The OT-120 is trusted by teachers, professionals, and students for its accuracy and versatility. It's an excellent companion for violins, violas, cellos, double basses, woodwinds, and brass instruments.

For those renting instruments with us, this tuner provides reliable accuracy and professional-grade control—perfect for maintaining intonation consistency throughout your rental term.