Something like that would work. Or put a 'wanted' ad in this section:
http://www.iceinspace.com.au/forum/f...splay.php?f=32
They go for about $50 used. Get the SPC900NC version if you can and make sure it comes with a 1.25" nose piece.
FYI, I'm no planetary guru. Some of the more experienced guys might like to chime in and offer a hand?
Cheers.