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mixed up with noise floor, you may use these options to hide the unwanted
noise from the plot .
For example, the following figure shows a waterfall plot with dB scale in Y
axis. After tuning the bottom up, the dominating signal becomes easier
to be identified.
Note: You can use Navigation keys to move up or down for quick access
to this function.
Fixed
Select this option to specify the range of Y axis. When you tag this icon,
it will display a table for you to input the minimum and maximum value of Y
axis.
RPM Range
Select all the data or select a fixed range of RPM on the Z axis for display.
Cursor
Select the type of cursor for waterfall or intensity map plot.
Trace Cursor
Select the trace cursor (horizontal) for the waterfall or intensity map
plot. Use navigation keys to move left or right to move the cursor. A
Summary of Contents for Impaq Elite
Page 49: ...49 Data Recorder program...