Measurement Computing PCI-DAS6071 - Manual (Page 33)

PCI-DAS6071 User's Guide Calibrating the Board
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A similar method is used to calibrate the analog output components. A trim DAC is used to adjust the gain of
the DAC. A separate DAC is used to adjust offset on the final output amplifier. The calibration circuits are
duplicated for both analog outputs (see Figure 39).
Figure 39. Analog output calibration – basic elements