Wi-Fi антенны
Cookbook recipe for a 2.4 GHz helical/helix antenna: http://helix.remco.tk/
Спиральная антена для Wi-fi Access point.
Двойной зигзаг - http://martybugs.net/wireless/biquad/
http://members.iinet.net.au/~clark/FreeNet/antennas.htm
http://www.wlan.org.uk/antenna-page.html