This came up the other day in a post regarding stereo input adapters for the whole dslr input problems. I can't find or am too lazy too search for the original post. In any event, here are a couple of widget solutions from Rode. Scroll down the page for the "SC" series adapters. Some of these are new.
Grant
http://www.rodemic.com/accessories?...=eBlast Campaign Monitor&utm_term=SC Adaptors
Grant
http://www.rodemic.com/accessories?...=eBlast Campaign Monitor&utm_term=SC Adaptors