NOTICE ADVISORY TO NAVSTAR USERS (NANU) #037-95066 SUBJ: PRN28 UNUSABLE 065/2200- UNTIL FURTHER NOTICE 1. CONDITION: PRN28 (SVN28) WAS UNUSABLE ON DAY 065 (06 MAR 95) BEGINNING 2200 UTC UNTIL FURTHER NOTICE. 2. POC: LT ALBERTS AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.