ARKER BEACON SYSTEM - . Collins 512-4 Marker Beacon Recaiver RCA. Radar Indicator • •,. ., :•. RCA'. Indicator Mount .. : . :?., -. •• '', .RCA Primus 400 Coloradar System, RCA Receiver/Transmitter., ,. •'••• • RCA Mount RCA Radar Antenna • RCA Flat Plate Phased Array_; RCA . RCA Mating. Connector., • •• • i'