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The Masks (also called ''Mask'') are used to compare a measured result with a template. | The Masks (also called ''Mask'') are used to compare a measured result with a template. | ||
===Tutorial=== | ===Tutorial=== | ||
Here is an example of a template plotted over the [[NVGate FFT | Here is an example of a template plotted over the [[NVGate FFT|FFT spectrum]] for three inputs. <br> | ||
[[Image:Mask4.png|700px|none]] | [[Image:Mask4.png|700px|none]] | ||
This tutorial will show you how to use a mask and an alarm to start the recording of 3 inputs when the FFT spectrum of the first input crosses the mask. To do that, we will need a to use a mask, an alarm and [[NVGate Macro|a macro]]. The setup must contain three input channels [[NVGate_Software_overview#Step_1:_Inputs_selection|connected]] to [[NVGate_Recorder|the recorder]] and the [[NVGate FFT | This tutorial will show you how to use a mask and an alarm to start the recording of 3 inputs when the FFT spectrum of the first input crosses the mask. To do that, we will need a to use a mask, an alarm and [[NVGate Macro|a macro]]. The setup must contain three input channels [[NVGate_Software_overview#Step_1:_Inputs_selection|connected]] to [[NVGate_Recorder|the recorder]] and the [[NVGate FFT|FFT plugins]]. The average spectrum must be displayed. The starting event of the recorder must be set on "Manual Trigger".<br> | ||
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[[Image:Point2.png|framed|none]] | [[Image:Point2.png|framed|none]] | ||
Once you close the window, the mask is then created under the project in the [[NVGate Project manager|project manager]] and can be dropped into the result graph, here the [[NVGate FFT | Once you close the window, the mask is then created under the project in the [[NVGate Project manager|project manager]] and can be dropped into the result graph, here the [[NVGate FFT|FFT spectrum]] : | ||
[[Image:Mask+manager2.png|600px|none]] | [[Image:Mask+manager2.png|600px|none]] | ||