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