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Q:
SOME UNITS MAY BE AS MUCH AS 30Hz OFF CALIBRATION. APPROX 20 CENTS. CALIBRATION OF TU121 CHROMATIC TUNER
A:
METHOD TO ENTER "TEST MODE"
1. HOLD DOWN "PITCH" BUTTON WHILE POWERING ON THE UNIT. 2. ADJUST VR 2 TO "0" CENT. ON METER. 3. SWITCH POWER OFF UNIT SHOULD BE CALIBRATED . 3/16/99 RAW. |
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