Install a NEW Matching Transformer (Balun) to each antenna.
To Prove Reception. Install a NEW Continues Length Of Coax to 1 antenna at a time , Do Not connect the 2 antennas on to 1 coax at the same time.
Use New continues length coax that has the Compression type connectors on the ends of the coax , not the old crimp type connectors on the ends of the coax.
Run the New Continues Length of coax through a open window or door direct to 1 Tv.
No splitters , No couplers , No ground block couplers , No etc. .
Aim the antenna at about 270 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
Use a Real and Actual magnetic compass to aim antenna.
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Do not use any type or kind of antenna system amplifiers.
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Digital Broadcast Tv Tuners can develop - Digital Glitches - that are not cleared out with simple channel scans.
Do Double Rescan ,
http://www.wchstv.com/DoubleReScanAlert.pdf.
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What is reception like now??
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