I'm happy to give you all the so awaiting radio baseband from Galaxy Nexus (Galaxy X - Brazil).
The file is ready to be flashed via CWM.
Summary of Basebands for the Galaxy Nexus GSM
Most of them flashable with CWM
XXKL1 - Europe (CWM)
XXKK6 - Europe (CWM)
XXKK1 - Europe (CWM)...