Fiat brava car radio is not powering up?

My car battery died and was replaced now the radio seems not to be getting any power to it although eextremelything else works fine whats wrong and how can i fix it?the radios not been changed in reply to one of the answers and in reply to the other one f**k you ya c**t if a new car was an option do you think i would be askinthanks for that third ans
Answer
Easy bro ,i think when the battery was going dead the radio was on and to save your radio may be the fuse blown up ,normaly the fuse is located on the back of your radio and aslo check the fuse box some cars do the fuse for radio in next to the battery in fuse box good luck