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If the number, that is chosen is too high, we will waste disk space, yet gain no additional information.In this lesson, we will measure sound, so we have to choose at least a sample rate of 10 k Hz (10000 values per second) to really acquire sound correctly.This rate needs to be chosen wisely according to the specific situation.If a temperature is measured, we might need only 100 Hz (samples per second) or even less.In the DAQ settings section, you can see you active audio devices.
Toutes les annonces présentes sur le site concernent des emplois pouvant être effectués soit de chez vous, soit au domicile de votre futur employeur.The following table displays the required hardware and software for completing this lesson.In the upper left corner of the screen, you can find two main markers - Acquisition and Analysis. After that the channel setup screen will be opened, where you will see the Analog section with two analog channels (stereo), a Video section, and Math section.For a good audio performance, we should choose 40 k Hz or more.
Next, the appropriate channels need to be selected.
They are used to switch between Acquisition mode to acquire the data, and Analysis mode to process the data. In the Storing section, you can enter the file name and place on the computer where the files will be stored, in the Analog section, you can set up sample rate.