The problem is, none of the installers actually support Maverics. It will install the Ralink utility, but not the .kext.
The 10.8 kext will work however. You can download the bear kext from places such as this: http://www.insanelym...70rt3x7xrt537x/
Note that, at least on my system the kext will prevent the system from sleeping, and shutdown / reboot but otherwise works fine.Go to the full post