Bass Tilt

Bass Tilt (Russian: MR-123 Vympel) is a Russian naval fire-control radar used to direct the fire 30-mm AK-230 and AK-630/-630M and 76-mm AK-176/M gun systems. It can control up to two guns. It is a component of the A-219 Vympel fire-control system used with AK-630 and AK-630M close-in-weapon systems (CIWS).

The system weighs 3,300 lb (1,500 kg). It has a diameter of 4 ft 11 in (1.5 m) and a length of 5 ft 11 in (1.8 m). Peak power output is 200 kW. It scans at a rate of 15 rpm,...