[header] How to increase the range of your wifi [title] Gather the materials for your can-tenna. [step] To create a can-tenna, you need a beer can (or a pringles can), a pair of scissors and duct tape. You can use this type of antenna for traditional routers as well as for usb-dongle-style wi-fi receivers. 
[title] Create a hole in the bottom of the can. [step] For traditional routers, create a hole in the bottom of the can.