Reflected pulses from a missile are received by {HEAD ~ each} of the four antennas and then supplied by {TAIL ~ a radio frequency switch} to a scalar scoring system which provides an analog video signal to four analog switches 
Reflected pulses from a missile are received by { HEAD ~ each } of the four antennas and then supplied by { TAIL ~ a radio frequency switch } to a scalar scoring system which provides an analog video signal to four analog switches
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH