we have a linksys wrt54gs V4, we installed a well known 3rd party Firmware Version: v4.71.1, Hyperwrt 2.1b1 + Thibor15c, and boosted the Transmit Power from default 50% to 100%.
then did a site survey and found 3 others on channel 2 so moved ours to channel 13.
Planning to buy the linksys...