In yet another embodiment, {HEAD ~ the electric field sensors} are configured as elements of {TAIL ~ a phased array antenna} 
In yet another embodiment , { HEAD ~ the electric field sensors } are configured as elements of { TAIL ~ a phased array antenna }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL