WiFi Wok — DIY 2.4-GHz Repeater Kit
The folks at the usb-wifi section of Orcon.net have assembled a super, step-by-step how-to guide, complete with photos, for making your very own wifi wok! The largest (300-mm diameter) provides a 15- to 18-dB gain, enough to extend the range to between three and five kilometers, costs about US$5.00 and comes with a user-friendly bamboo handle that suits WLAN fieldwork — if you can handle the curious stares! Complete with Chinese parabolic cookware and notepad by Stan, you gotta check this out.