Here is another example of 'vocal choir' timbres created with 2 cross-modulating MOTM-300 VCOs and a MOTM-410 Triple Resonant bandpass filter. There are 3 tracks, each with a slight variant of the basic patch first posted on AH. http://www.synthech.com/demo/inferno.mp3 It's about 1.5MB at 256KBPS encoding. Paul S.