In the empty project, add a new Audio Track (PROJECT > NEW AUDIO TRACK).Ģ.
Open audactiy and start a new project (FILE > NEW) and then open the file: allRecordings.aif (FILE > OPEN). So, all said and done, the recordings are fairly clear (but definitely not Pixar quality) and will suffice for us to learn how to work with layering and audio manipulation in Audacity.ġ.
This is because the sounds were recorded at with a Powerbook's Internal Mic in a noisy environment furthermore, because of the noisy environment, the microphone sensitivity was turned way down to try and reduce the amount of background noise in the recording. You'll also notice, too, that the waves are exceptionally small. You'll see a couple small waves in the file, this is where there's deviation (or louder recorded noise) compared to the rest of the file (i.e. Here's a capture of the sound signal of our allRecordings.aiff file: We'll be extracting our sounds from the allRecordings file and placing them in our new project, using a variety of audacity's actions. If your source audio is long it may take a few moments for the export process to complete.įind your new file and save or share as appropriate.Layering and Panning Creating a Project Importing Files Adjust the mp3 tag metadata if you wish and select OK. Save your work in mp3 format: At the application menu, select File and then Export … Name your new audio file, select where to save the file, and select ‘‘MP3 Files’’ in the Format drop-down menu and then select Save. Select OK when the new tempo is satisfactory. Use the Preview button to assess whether or not the tempo adjustment is acceptable.
You may enter a number in the field: -10 would reduce the speed by 10 percent positive numbers increase the speed. Stereo tracks will have a pair of channels but the process is the same.Īt the menu click on Effect and then Change Tempo… and use the slider to adjust the speed: left of center to reduce and right of center to increase. In the linked video, the audio file is a mono (single channel) track. Import your audio file by dragging it into the Audacity application window.
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