Korg OT-120 Tuner

Scale:
12 equal tempered, Pythagorean, Werckmeister III, Vallotti, Mean Tone Eb, Kirnberger III, Young,
Mean Tone D#, Kellner

Transpose Range:
C, C#, D, Eb, E, F, F#, G, G#, A, Bb, B

Detection Range:
A0 (27.50 Hz) – C8 (4186 Hz)

Reference Tone:
C2 (65.41 Hz) – C7 (2093 Hz), five octave,
two-step volume control

Tuning Modes:
AUTO (SLOW, MEDIUM, FAST), MANUAL, SOUND BACK

Calibration:
A4 = 349 – 499 Hz (1 Hz steps)

Detection Accuracy:
± 1 cent

Sound Accuracy:
± 1.5 cent

Connections:
INPUT (1/4” jack), OUTPUT (1/4” jack), DC IN (9 V)

Power Supply:
two AAA batteries, or AC adapter
(sold separately)

Battery Life:
approx. 100 hours (with alkaline batteries, in meter mode (MEDIUM), continuous A4 tone, without backlit)

Dimensions:
7,4 (W) x 12,0 (D) x 3,6 (H) cm

Weight:
193 g (including batteries)

Accessories:
two alkaline AAA batteries for checking operation, a suede-tone soft case

Options:
CM-100 Contact Microphone,
AC adapter model – KA189 (sold separately)
9V 500~600mA Center Pin (-)

*Even if a sound is within the detectable pitch range, detection may be difficult for instruments that have a large number of overtones or instruments that decay rapidly.