1296 antenna array February 2, 2009 234 × 229 1296 antenna array The pair of 18 element yagis used on 1296 MHz These 18 element yagis were fed with identical lengths of cable to a power splitter. The splitter was a 36 ohm line section transforming the incoming 50 ohm feed impedance to the combined 25 ohm impedance of the two antennas in parallel.