I think it would be better if you go 2.4GHz. You can get an Airtronics MX-3 or Spektrum DX 2.0 for fewer than 150.
http://www.hobbypeople.net/gallery/751595.asp
http://www.ultimatehobbies.com/istar.asp?a=6&id=SPM20200!1002
You will never have channel conflicts, glitches, or interference from other radios.