non IMO and IMO approved versions. functionality, choice and ease of installation. install it in areas where space is limited. operator unit, which can be positioned elsewhere. Monitor whilst the RA90 utilises the new 19” screens. colour and image quality. controllable brightness. and operator stations running from single scanner input. capability of both systems. EBL, History line and Guard Zone. Options include input from AIS and ATA. And 25kw giving ranges from 64 to 96 NM.