The ships are fitted with C- and S-band monopulse tracking radar, Cinetheodolite laser ranging and tracking system, velocimetry system, and onboard computers to track and control the spacecraft.

量船配备有C- S-的单脉冲跟踪雷达，激距经纬仪跟踪系，系舰载计算机去跟踪控制宇宙飞船。