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This article will guide you through some of the options for editing audio quality in Audacity. This article will teach you 5 6 basic audio editing functions: 1) deleting segments, 2) generating silence, 3) noise reduction, 4) normalization, and 5) compression, and 6) changing track speed. There are more functions available in Audacity that can be used to solve unique audio issues. If you would like assistance with further functions of Audacity or solving audio issues, please contact support@fpcc.ca.
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Listen to your track and visually identify the segment that you want to amplify or reduce.
Click to the left of the segment, drag your cursor to the right of the segment, and release. This will highlight the segment.
In the Audacity window, go to the "Effect" menu. Find "Normalize..." in the list, and click.
Normalize your segment to -12db.
Segments that are too loud will appear smaller:
Segments that are too quiet will appear larger:
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Compression (Recommended)
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Select your whole track by using the "Select" button on the track menu, hitting Ctrl+A on PC, or Command+A on Mac. This will highlight your whole track, giving it a white or light blue colour.
In the Audacity Window, go to the “Effect” menu, find “Change Speed…” in the list, and click.
In the “Percent Change” box, to increase speed, enter a positive number (more than zero). To decrease speed, enter a negative number (less than zero).
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