Analog Output >> General Properties >> Advanced >> Enhanced Image Rejection Enable

NI-DAQmx C Properties

Analog Output >> General Properties >> Advanced >> Enhanced Image Rejection Enable

Data Type: bool32
Description: Specifies whether to enable the DAC interpolation filter. Disable the interpolation filter to improve DAC signal-to-noise ratio at the expense of degraded image rejection.

You can get/set/reset this property using:
  DAQmxGetAOEnhancedImageRejectionEnable
  DAQmxSetAOEnhancedImageRejectionEnable
  DAQmxResetAOEnhancedImageRejectionEnable