As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
A/C ARRIVED WITH AN ANTENNA 'FLUTTERS' SQUAK. UPON INSPECTION OF VHF COMM ANTENNA, IT WAS NOTED THAT THE ANTENNA WAS INSTALLED WITH NO SUPPORTING DOUBLER. UPON ANTENNA REMOVE, A 5.5 INCH RADIAL CRACK WAS DISCOVERED AROUND THE ANTENNA BASE. THE ADJOINING STRINGER IS ALSO CRACKED. THE SKIN UNDER THE ANTENNA AS CORRODED DUE TO NO SEALANT BEING APPLIED TO THE ANTENNA BASE AFTER INSTALLATION. (M)