Audacity V2.3, Audio Editing, Clean up Audio Files

Download Audacity from the official site, click the download button, select your operating system, save the installer, and proceed to install.

Install audacity by running the installer as administrator, selecting language, agreeing to the license, and choosing a destination. Launch audacity and check updates from the help menu.

Learn how to navigate Audacity v2.3 with its user interface, including menus, transport, tools, recording and playback meters, and key settings like sample rate for clean audio editing.

Prepare a clean test recording in Audacity by plugging in the microphone before launching, keep mic six inches away, set input levels to minus six decibels, and check for clipping.

Set up your recording level, record and stop, save the file to preserve the original, delete unwanted sections by highlighting and pressing delete, then export as AVI for video-editing quality.

Learn to clean up audio in Audacity by sampling noise and applying noise reduction to the whole track, using 12 decibels, sensitivity six, and frequency three to reduce background noise.

Apply dynamic range compression after noise reduction in Audacity to reduce the dynamic range and prevent clipping, using threshold minus 12 dB, ratio 2 to 1, attack and release times.

Apply normalization in Audacity to set peaks below 1.0 after compression, by choosing minus 1 dB (or more), enabling DC offset removal, and previewing before applying.

Learn to apply bass and treble adjustments in Audacity v2.3, boosting or reducing low and high frequencies and balancing volume to prevent clipping.

Explore Audacity's updated equalization: learn to use the two separate graphic equalizer and filter effects, adjust bass, mid, and treble bands from 20 to 20,000 Hz, and save presets.

Audacity v2.3 teaches removing pops by equalizing popping segments in audio. The tutorial shows selecting popping sections, reducing high-to-low frequencies, and saving custom equalization curves for reuse.

Learn how to clean audio in Audacity by removing breathing noises hidden in gaps, then highlight the sections and use the silence button to mute breaths for a clearer track.

Drag an audio file and a music track into Audacity, align timing after the intro with the time shift, balance levels with the envelope, and apply fades for smooth transitions.

Capture system sounds in Audacity v2.3 by selecting stereo mix as input, recording, trimming excess, applying compressor and normalize, and saving the sound effects as a file.

Install the LAME mp3 encoder to enable mp3 export in Audacity, addressing patent issues. Download, install in the default folder, and export as mp3 at 128 kbps.