1. Click on "Start" to set all values on default.
2. Upload an mp3 or wav audio file of your choice.
3. optional: Select the noise gate setting to avoid artifacts in silent parts of the sound:
    noise gate off (quiet parts will be analysed) or noise gate on (quiet parts will not be analysed).
4. Click on "Analyse" to start the analyzing process.
5. optional: View data in the plot.
6. Click on "Show JS Arrays" or "Export CSV", to show the recorded data as Javascript arrays or to export them as a CSV/Excel file.