. . . . . . . . . . "Trisponder" . "Trisponder"@en . . . . . . "false" . . "accepted"@en . . "4" . "{\"node\": {\n \"notes\": \"Family of microwave short-range positioning systems with vessel equipment and three shore transponders (master and two slaves) set up specifically for surveys.\",\n \"range\": \"80km\",\n \"accuracy\": \"1m (resolution 0.1m)\"\n}}"@en . . "2015-12-09 11:25:50.0" . . "4" . . "2015-12-09 11:25:50.0" . "SDN:L05::POS22" . . "SDN:L05::POS22" . "SDN:L05::POS22" . "Trisponder navigation systems"@en . . . . . . . . . . . .