Thanks Alex. I delayed the signal in the right channel by a few milliseconds, but there are lots of other ways to widen your stereo field. Check out this 2010 article from Sound On Sound for some more classic stereo-widening techniques.
http://www.soundonsound.com/sos/sep10/ar...t-0910.htm
http://www.soundonsound.com/sos/sep10/ar...t-0910.htm