A-sR-1032IMST offers an external patch antenna with one transmit and two receive antennas on a multilayer PCB. The antenna feeding network is on the backside of the PCB covered by a shielding cap. The antenna has three coaxial connectors and is supplied with three “straight adaptors male male” of SMA2.9 type so that the external board can be directly connected with the radar module sR-1030e.

See Data Sheet: LR_HZ_A-sR-1032 Radar 2016_E