There are few sites besides digitalhome.ca, that display GH designs and are accessible from everywhere ( as far as I know).
JED's site:
http://www.jedsoft.org/fun/antennas/dtv/gh.htmlmy GH site:
http://clients.teksavvy.com/~nickm/gh_n_uV.htmlwith google one can also find few good sites with building instructions.