XStart

This is a Data Header variable.

Type = Double

XStart indicates the X value of the first point in data (start frequency).

Duration in seconds of the first data point relative to the T=0 location

For trace data, XStart may have units of either Points or Sec, which is indicated by the value of XUnit.

XStart is not used for segmented capture.

See Also

TimeSec

Timestamp

TimeString

TimeUtcString