Changes
From Open Educational Resources
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, 14:18, 24 March 2017
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| ==== Amplifying sound ==== | | ==== Amplifying sound ==== |
| While editing an audio, you may find it necessary to adjust the sound levels in individual tracks. You can use the ‘amplify’ function to increase or reduce the sound level in a track. | | While editing an audio, you may find it necessary to adjust the sound levels in individual tracks. You can use the ‘amplify’ function to increase or reduce the sound level in a track. |
− | Select <u>Effect -> Amplify</u>. Reduce the amplification by moving the slider leftward. Increase the amplification by moving the slider rightward. | + | Select <u>Effect -> Amplify</u>. Reduce the amplification by moving the slider leftward (image 14. Increase the amplification by moving the slider rightward. |
− | [[File:Amplifying_(reducing)_the_background_music.png|none|thumb|450x450px| Reducing sound amplification]] | + | [[File:Amplifying_(reducing)_the_background_music.png|none|thumb|450x450px|Image 14 - Reducing sound amplification]] |
| {| class="wikitable" | | {| class="wikitable" |
| |[[File:Audio file with background music amplified (reduced).ogg]] | | |[[File:Audio file with background music amplified (reduced).ogg]] |
| |- | | |- |
− | |[[:File:Audio file with background music amplified (reduced).ogg|Audio file with amplification]] (sound reduced) | + | |[[:File:Audio file with background music amplified (reduced).ogg]] Image 15 - Audio file with amplification (sound reduced) |
| |} | | |} |
| | | |
− | You may have an audio recording where there is some unwanted disturbance throughout, such as traffic sounds. You can use the ‘Noise Reduction’ function in Audacity to reduce the background noise. | + | You may have an audio recording where there is some unwanted disturbance throughout, such as traffic sounds. You can use the ‘Noise Reduction’ function in Audacity to reduce the background noise. |
| | | |
| ==== Exporting the Audacity project to create audio output file ==== | | ==== Exporting the Audacity project to create audio output file ==== |