Maretron Solid-State Rate/Gyro Compass w/10m Cable & Connector [SSC300-01-KIT]Solid State Rate Gyro Compass w 10m Cable & Connector Maretron's SSC300, implementing the second generation of Maretron's award wining compass technology, is a solid state, rate gyro electronic compass that provides better than 0. 7x heading accuracy through q45x of roll and pitch angle, and better than 1x roll and pitch accuracy in static conditions. Each SSC300 is factory calibrated for maximum accuracy. It delivers precise, reliable heading