Submodule 13.2: Record and modify voice

Keywords:

Record voice

Clicking Record begins recording in a new track at either the current cursor position or at the beginning of the current selection.

Playback sound

If an area of track is selected, only that selection will be played. Otherwise, playback begins wherever the editing cursor is.

Noise Reduction

Reduces constant background noise such as fans, tape noise.

Silence audio

Silence Audio replaces the currently selected audio with absolute silence.

Normalize

Use the Normalize effect to set the maximum amplitude of a track and equalize the amplitudes of the left and right channels of a stereo track.

Equalization

Adjusts the volume levels of particular frequencies.

Compressor

Makes the louder parts softer.

Limiter

Limiter passes signals below a specified input level unaffected or gently reduced, while preventing the peaks of stronger signals from exceeding this threshold.

For more information: Audacity effects

Exercise

You have to follow the steps of the next activity "Presentation: Record and modify voice" to record a small message ABOUT CHOCOLATE and improve the quality of the recorded sound by using the Audacity tools.  Create a new folder "audacity" and  save the file as yourname_audio.aup in this folder