From Audacity Development Manual
Reverse reverses the selected audio, so that the end of the audio will be heard first and the beginning last. Some people reverse small portions of audio to make inappropriate language unintelligible, while others believe you can hear subliminal messages if you listen to speech backwards. You can also create interesting sound effects by recording natural events and reversing the audio.
- Accessed by:
- There are no parameters to set for this effect; the effect operates on the audio that is currently selected.
- If the reversal takes an appreciable time, a progress dialog will appear as below:
- Reverse progress dialog