Audacity is a free, easy-to-use audio editor and recorder for Windows, Mac OS X, GNU/Linux, and other operating systems. Audacity was created by Dominic Mazzoni of Google, while he was a graduate student at Carnegie-Mellon University. Dominc Mazzoni is still the main developer and maintainer of Audacity, with help from many others around the world. Audacity is extremely popular in the podcasting world due to its wide availability, multiplatform support, and the fact that it is free. Some of Audacity's features include:
* Importing and exporting WAV, MP3 (via the LAME MP3 Encoder, downloaded separately), Ogg Vorbis, and other file formats
* Recording and playing sounds
* Editing via Cut, Copy, Paste (with unlimited Undo)
* Multi-track mixing
* Digital effects and effect plug-ins. Additional effects can be written with Nyquist
* Amplitude envelope editing
* Noise removal
* Support for multichannel modes with sampling rates up to 96 kHz with 24 bits per sample
* The ability to make precise adjustments to the audio's speed, while maintaining pitch, in order to synchronise it with video, run for the right length of time, etc.
* Unlike many other programs, Audacity has very few audible artifacts (doubling, or chorus type effects) when lengthening or shortening a file.
* High ease of use
* Large array of plug-ins available In this free online Audacity Course you will learn to: * Record live audio.
* Convert tapes and records into digital recordings or CDs.
* Edit Ogg Vorbis, MP3, and WAV sound files.
* Cut, copy, splice, and mix sounds together.
* Change the speed or pitch of a recording.