Schmidt Cassegrain telescope WANTED from albuquerque New Mexico Bernalillo @ Adpost.com Classifieds

Hello,
I will pay up to $800.00 for a used schmidt cassegrain telescope of at least 8" aperture.Preferably Celestron or Meade and in very good condition mechanically and cosmetically other than normal wear from being used.I prefer something with goto capabilities like the celestron nextar for example.Thank's.