I'm experiencing the same problem... (straight from lspci)
"Atheros Communications, Inc. AR5212 802.11abg NIC (rev 01)" I am currently using the ndiswrapper as a workaround... -- Atheros WLAN (MadWifi) poor signal strength https://launchpad.net/bugs/66481 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs