Item | Description |
Sync graphs | If you are analyzing a multichannel file, select the Sync graphs check box to |
| synchronize the displays so you can view the same region of the FFT in all channels. |
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|
Logarithmic graphing | Select the Logarithmic graphing check box to display the |
| rather than linear mode. In logarithmic mode, more of the graph is devoted to lower |
| frequencies. |
| Note: Logarithmic graphing affects the display only when Normal Display is |
| selected. |
|
|
Freq. Min. (Frequency | Determines the lowest frequency displayed in the graphs. |
minimum) |
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|
Max. (Frequency maximum) | Determines the highest frequency displayed in the graphs. |
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Ceiling | Determines the highest amplitude displayed in the graphs. |
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Floor | Determines the lowest amplitude displayed in the graphs. |
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Hold peaks during monitoring | Select this check box to indicate the highest value of each frequency on the spectrum |
| graph with a small horizontal line. The length of time (in seconds) that the peak is held |
| is determined by the value entered in the edit box. |
|
|
Maintain last monitored view | Select this check box if you want to maintain the state of the Spectrum Graph when |
| you stop playback. Clearing this check box results in the graph resetting to the cursor |
| position when playback stops. |
|
|
Saving spectrum graph settings
After you configure the controls in the Spectrum Settings dialog, you can save the settings as a custom preset by clicking Save As and entering a name for the new preset. Click OK to save the new preset.
288 CHAPTER 19