FM Ref Time

Menu Path: Trace > Data > FM

FM Frequency Modulation Ref Time reports region-synchronized reference signal FM samples over time in Hz.

When Time Values Are Relative To is set to First Region, X-axis time values are displayed relative to first detected region Time Start (s) value. When Time Values Are Relative To is set to Trigger, X-axis time values are displayed relative to acquisition trigger event occurrence.

When Frequency Values Are is set to Relative, Y-axis frequency values are displayed relative to current VSA Center Frequency (Hz) value. When Frequency Values Are is set to Absolute, Y-values are displayed as absolute frequency values.

Valid trace Format selections are: