Digitizer sample clock source
Specifies the digitizer sample clock source.
Onboard clock - Uses the digitizer's onboard sample clock.
External - Coerce IQ rate - Uses an external sample clock. Select this option if your external clock has fixed rates. The IQ rate will be coerced based upon the rate of the external clock.
External - Coerce external clock - Uses an external sample clock. Select this option if your external clock has a flexibile rate. The clock rate will be calculated from the IQ rate and the external clock should be set accordingly.