See 'WikiDevi' @ the Internet Archive (MW XML, Files, Images)
upgraded MW to 1.30 - maybe things are slightly less broken
ALFA Network AWUS050NH v2
OEM Accton ("P/N: 142000000013A REV: 02", revision and part number may vary between units)
Green PCB. Supposed to have greater Rx sensitivity than the ALFA Network AWUS050NH v1.
The internals appear very similar to the ALFA Network AWUS051NH (and early AWUS051NH models may be identical).