TU-12 Chromatic Tuner
| Brand | Boss |
| Function | Instrument Tuner |
| Country | Japan |
| Form Factor | Portable |
| Signal Path | Analog Hardware |
| Dimensions | 145 mm, 53 mm, 35 mm wdh |
| Weight | 0.2 kg |
| Power | 9 Volt battery / 9 Volt AC Adapter |
| Reference Pitch | A4 = 440 to 445Hz (1Hz step) |
| Tuning Range | C1 (32.70 Hz) to B5 (987.77 Hz) |
| Tuning Accuracy | +/-1 cent |
| Current Draw | 20 mA (max.) |
| Channels | 1 Channel |
| Connections |
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| Controls |
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| Links | Manufacturers Page |