Hi Jay-

There are some people experimenting with Ospreys and Osprey-like aircraft. Here are a couple of threads.

[link=http://www.rcgroups.com/forums/showthread.php?t=444555]Thread 1[/link]
[link=http://www.rcgroups.com/forums/showthread.php?t=438225]Thread 2[/link]

[link=http://www.scalerchelis.com/gallery/V22-Tilt-rotor-and-old-helis/Clip17]Here's a cool video.[/link]

Search in RC Groups, and you will find more threads.

Enjoy!

- Jeff