DIY WiFi Antennas


Rob Flickenger

Hacker Friendly Publishing


1/4 wavelength ground plane

Collinear omni


Collinear omni construction

Biquad

Biquad used as dish feed

http://trevormarshall.com/biquad.htm

Slotted waveguide

http://trevormarshall.com/waveguides.htm

Very large parabolic

http://www.wifi-shootout.com/

Pringles Can: In use

Pringles Can: Detail

Pringles Can: Dissected

Pringles Can: Small version

Pringles Can: One wavelength

Problems with the Pringles Can

There are a number of practical problems with the Pringles can design.

Home-brew antenna shootout



http://www.turnpoint.net/wireless/has.html

Ideal can for 2.4 GHz

Stew can

Cookie can

Use what you can find

Can as dish feed

Credits

Portions of this talk were adapted from Wireless Networking in the Developing World, http://wndw.net/