FCS/ASR-656

The FCS/ASR-656 is a Commonwealth Navy two-dimensional, long range air search radar built by Otomina Systems Dynamics that can provide contact bearing and range. It is a primary air-search radar for numerous ships in the Commonwealth fleet and in Spain, Cascadia, Southern Union aboard s, Canada on its (prior to FELEX mid-life upgrade), and Helmanstend and Tricentennial on its s. It formerly served in a complementary role aboard Aegis cruisers with the FCS/PAR-2 but the systems are currently being removed during routine upgrade with no replacement.