The pops are still in the latest revision. The pops appear to be of the same type as before, i.e. not garbage noise: http://i.imgur.com/gxqlQzg.png
Here's an audio sample of a sine wave in Brawl if it's of any use: http://audiour.com/playlist/or5prbe5
Here's an audio sample of a sine wave in Brawl if it's of any use: http://audiour.com/playlist/or5prbe5