Link : blog.freifunk-halle.net
Interesting DIY 5ghz loop dish antenna for wifi.
All parts are listed on site – google translator do not work and I cant translate all, but all the parts are here on the photos.
DIY 5ghz wifi dish antenna - reflector
Archive for the ‘Directional’ Category
DIY 5Ghz Loop Dish Antenna for WIFI Band
Tuesday, June 23rd, 2009DIY WIFI Antenna Double-Dual Biquad 16-17 dBi
Tuesday, June 9th, 2009Double-Dual Biquad 16-17 dBi
double-dual-biquad-16~17dbi
What can I say – looks interesting 
And must be tested maded enataerly from pcb plate, or instad of pcb to try with coax ?
www.zero13wireless.net is deleted the pictures of this antenna???
More here diy-biquad-wifi-antenna.blogspot.com
La Fontenna Clone
Wednesday, April 9th, 2008Here one very interesting antenna – La Fontenna Clone.
It was interesting what is inside FON antenna. On site specs they give it 7dbi or 6.5dbi with 3m low loss coax.
On one Italian blog I found dimensions for building a clone of La Fontenna.