A power divider and {HEAD ~ a pair} of {TAIL ~ transmission lines} are provided to symmetrically feed the IFF antenna 
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A power divider and { HEAD ~ a pair } of { TAIL ~ transmission lines } are provided to symmetrically feed the IFF antenna
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH