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985-40000-01090 Rev.A
2021-02-16
Condential, for internal use only. Not to be reproduced.
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Synthesizers and Samplers
PRO -1
Oscillator Calibration using a guitar tuner:
Figure 1
Calibration Procedure
OSCA Calibration
Turn on the OSCA SAW switch.
The positions of knobs and switches are shown in red on Figure 1.
On your external keyboard, press the A1 key and adjust the OSCA FREQUENCY on the front panel to zero while
observing the tuner display. A1 should be 55 Hz.
Connect a guitar tuner to the rear panel main ¼" output.
Note that a pitch within 2 to 3 cents of the target frequency should be ne.
Please pay special attention to the FREQUENCY knobs of Oscillator A and B.
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