|Range extenders (or wireless repeaters) can be useful, but they come with a downside: lower speeds. In most cases, you will get half of the throughput (or less) than connecting directly to your wireless router, so don’t expect the same type of performance.
Lockergnome, Do Wi-Fi Range Extenders Work?
Today’s WhatIs.com Word of the Day is Wi-Fi range extender.
Jim Geier has a good tutorial on range extenders. All the experts agree that it’s best to use the same vendor for both your access point and your range extender. Hopefully it won’t be too long before the extender comes built right into your wireless router.