DRS4DNXT, the NXT step with Doppler Radar technology! The Furuno DRS4DNXT is the next step in Radar evolution; a Solid-State Radar with pulse compression, Target Analyzer and Fast Target Tracking utilizing Doppler technology. Combined with Furuno exclusive RezBoost technology for beam sharpening, the DRS4DNXT packs the performance of an open array radar, in a compact 24" radome.