any material on parabolic dish antennas?

hEY GUYS i NEED INFORMATION ON DISH ANTENNAS. i NEED TO DO A PRESENTATION ON THEM SO i NEED SOMETHING THAT HAS ALL INFORMATION LIKE THEORY BEHIND IT AND APPLICAITONS GAIN, ETC. PLEASE GUYS? THANKS

Try Here
http://www.qsl.net/n1bwt/contents.htm