RuCd - Spectogram extended set-up

*Y-Axis - Select from the drop-down menu whether to display the scale of the Y-axis units in linear or logarithmic format.

*Z-Axis - Select from the drop-down menu the spacing to use for the Z-axis. Choose from:
 RPM - the FFTs will be spaced depending on the RPM at which they were recorded
 Timestamp - the FFTs will be spaced depending on the time the data was recorded
 Even spacing - the FFTs will be evenly spaced along the Z-axis

*Blanking - Select the minimum signal level to show, as a percentage of the maximum overall value. 

DISPLAY or Fire collects the data

BACK - return to waterfall set-up
