Buy on Amazon : br Dual Quad Bay Outdoor HDTVDTVUHF Bowtie Television Antennabr br Dual stacked quad bay bay design for increased gain br Pre assembled antenna sections for reduced installation time br Heavy duty construction with rugged mast clamps and associated hardware br Nominal Range 80 90 miles both sections aimed together 60 70 miles per section each section aimed separately br Frequency range 460 862Mhz covers all digital channels Maximum gain 25dB both sections aimed together Maximum frontback ratio 22dB Horizontal beam width 60 Impedance 75ohm female F connector Height 3150 Width 3275