EffectsTips

Accessing Effects with Shortcuts
Current Audacity enables you to set key-binding shortcuts for any of the effects that you use. See this page in the Audacity Manual for details.

You can use (or  on a Mac) to repeat the last used effect with those last used parameters.

Chains in Audacity
Current Audacity allows a chain of multiple effects to be created and run as a batch process.

See this page in the Audacity Manual for details.

Help with specific effects

 * Amplify and Normalize to modify the track volume - when to use each one...
 * Change Speed
 * Click Removal
 * Compressor
 * High Pass Filter - attenuates frequencies below a limit that you set, allowing through (passing) those above the limit. Can be used to reduce low frequency noise.
 * Low Pass Filter - attenuates frequencies above a limit that you set, allowing through (passing) those below the limit. Can be used to reduce high pitched noise.
 * Noise Removal - using Audacity's Noise Removal Effect and other solutions for removing steady noise
 * Reverb - there are also alternative reverberation plug-ins which you can add to Audacity such as Anwida Light and Freeverb.