I'll be Greg House, M.D. here for a moment (I know he's a TV character but dammit he's my hero):
THERE'S NOTHING TO LISTEN TO ANYMORE WITH A SCANNER UNBLOCKED FOR THE OLD CELLULAR BAND. IT'S DEAD, JIM. AND NO IT WASN'T LUPUS.
All cell phones work on digital services nowadays, they have for years now in the 1.8 to 2 GHz range, so even if you had an unblocked scanner there really isn't anything there anymore.
'Nuff typed.