The audio files that you can download from this page accompany the article 'Mix Rescue', which appeared in SOS May 2012
sos-mix-rescue-may12-mp3.zip | MP3 29 MB sos-mix-rescue-may12-wav.zip | WAV 184 MB sos-mix-rescue-may12-mp3.zip | MP3 29 MB sos-mix-rescue-may12-wav.zip | WAV 184 MB