Hello,
i have tested it again and i must say on win xp host it works great.
only on my win7 host there show "No Networks".
it seems that the problem is win 7!?

best regards
blackspider

Hello everybody,
i have the same Alfa (AWUS036NH) and the same problem. If i want to use it in virtualbox or in vmware it say´s to me "No Networks found"(the blue LED flashes blue if it search).
If...