- 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 step)
- Detection Accuracy
- ± 1 cent
- Tone Accuracy
- ± 1.5 cent
- Connectors
- INPUT (1/4” phone jack), OUTPUT (1/4” phone jack), DC IN (9 V)
- Power Supply
- Two AAA batteries, or AC adapter (separately sold)
- Battery Life
- approx. 100 hours (with alkaline batteries, in meter mode (MEDIUM), A4 tone continuously input, without backlit)
- Dimensions
(W x D x H) - 74 x 120 x 36 mm / 2.91” x 4.72” x 1.42”
- Weight
- 193 g (including batteries) / 6.81 oz. (including batteries)
- Accessories
- two alkaline AAA batteries for checking operation, a suede-tone soft case
- Options
- AC adapter
CM-200 Contact Microphone
https://www.korg.com/us/products/tuners/ot_120/