Radio's on omnia

[Guest rul3s]

Hello People!!

First of all, sorry about my english, I'm a spanish boy and I'll try to do it the best I can.

I would like to kwnow if in samsung omnia can I change the Radio Firmware in the same way that i used to do in my diamond, there are radios avaibles? how can I install them, and finally, wich is the best?

Thanks you for all guys!!