The two symmetrical feed points 21 and 22 are driven in {TAIL ~ a balanced manner} by {HEAD ~ the IFF strip line power divider} 13 through transmission lines 19 and 20 
The two symmetrical feed points 21 and 22 are driven in { TAIL ~ a balanced manner } by { HEAD ~ the IFF strip line power divider } 13 through transmission lines 19 and 20
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH