Is there an unsecured wireless network near you?

The typical range of a common 802.11b/g network with standard equipment is in the order of tens of metres.

Ok for your typical home use, but not so great in an urban setting. If you want to extend the range of your WiFi device, wireless gaming console, or wireless network to:

  • reach dead spots inside or outside a home
  • share a signal with your neighbours
  • create a point-to-point link with another network

then these pages contain step by step, 'how-to' information on building and modding a variety of wireless antennas to achieve these goals.

Parabolic Reflector Template
Saturday, 15 August 2009 19:10

This parabolic reflector antenna, made with cardboard and foil, can increase your wireless reception by 6dB. The performance of this reflector is comparable many commercially produced antennas.

windsurfer-antenne-wifi windsurfer-wifi-antenna fon reflector

Dish with USB Feed
Monday, 07 September 2009 23:04

This simple to make dish antenna uses a USB WiFi adapter and a reflective dish made from a satellite TV dish, a kitchen wok, strainer or a sieve.

suctioncupcookware1cookware sieve

A dish or parabola can be used to concentrate radiation to and from a focus point. This is a directional antenna.

Waveguide Can-tenna
Wednesday, 09 September 2009 00:58

The waveguide antenna or 'Cantenna' evolved from the Pringle's can antenna. The Pringle's can, being cardboard, does not last well in the weather and is difficult to secure connectors to. More importantly, testing shows that the waveguide cans work better!
Cantenna on tripodcantenna baileys can super cantenna

Parabolic Dish with BiQuad feeder
Saturday, 12 September 2009 22:20

A simple yet high gain directional antenna can be made from a Sky, Primestar, Galaxy, Foxtel or similar satellite / parabolic dish. A similar commercially made dish antenna can cost upwards of $200!

primestar dishsky dishdish water proof rooter

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