Sorry if this has been posted before but I didn't see it so I thought I'd give it a go.
Tech 21 Roto Choir and Boost Chorus Demos -
(Unfortunately this is a guitar demo but at least it gives an idea of what's up.)
http://www.youtube.com/watch?v=4VZy5qdGMP4
Tech 21 Bass Boost Chorus Pedal & VT 1969 Bass Amp Demos -
(Now this is more like it. A bass demo.)
http://www.youtube.com/watch?v=iV0YJ...eature=related
