This is a version of the Ralink RT2870 / RT3572STA Wifi driver, appropriate for installing this driver on Ubuntu 12.04, for use with the following USB Wifi adapters:
1740:9801 Engenius EUB9801 0df6:0041 Sitecom Europe B.V. WL-329 Wireless Dualband USB adapter 300N
This was put together based on instructions by chili555, using 2011_0427_RT3572_Linux_STA_v2.5.0.0.DPO.bz2.
The driver is GPL v2, the firmware can be redistributed freely subject to the conditions in LICENSE ralink-firmware.txt
To install:
git clone git@github.com:celeduc/rt3572sta.git; cd rt3572sta; ./install.bash