-
From the spectrogram display of your temporal signal, choose or .
An
Order Selection window is displayed.
Note: The
Calculation menu is only available if your spectrogram has an
associated RPM.
Tip: The
Calculate TNR of orders... and
Calculate PR of orders... commands
are also available on the spectrogram's context menu.
-
In the Order Selection window, type in the orders for
which you want to calculate the TNR (or PR).
-
Press the OK button to validate.
A new window with two blocks is displayed.
- Block 1
- contains the TNR (or PR) vs. time for all the orders you specified
- Block 2
- contains the RPM profile vs. time
Note: You can switch the abscissa from "Time" to "RPM" by choosing Change
X-axis from the context menu.
Tip: You can save the TNR (or
PR) of some or all orders into a text file by choosing from the menu bar.