As always with these jumbled up situations it's time to go to the basics. A UHF/VHF antenna needs to be aimed in the direction of 270 true - 281 degree magnetic compass. With a known to be good matching transformer connected to the Tv antenna , connect a known to be good RG-6 coax from the antenna direct to one Tv. No splitters , No amplifiers , No amplifier power supplies , No nothing other then a , Antenna a matching transformer and a coax cable direct to the one Tv. Do not use RG59 coax. Use known to be good RG-6 coax. Now how far down the list of stations call signs/channels can be received?? Read and understand about , REAL Digital Broadcast Tv Channels , Virtual Digital Broadcast Tv Channels , Analog Broadcast Tv Channels ,
http://forum.tvfool.com/showthread.php?t=695. The Tv must scan for the broadcast Tv channels , not the cable Tv channels.