RT4001 is high performance survey GNSS Antenna support GPS ,Beidou,Glonass ,Galileo ,it meet high precision and multi-constellation compatibility .The antenna is equipped with an anti-multipath suppression flow plate. It has an anti-surge design and can effectively suppress out-of-band strong interference signals.which is widely used in various industrial applications such as measurement and mapping, deformation monitoring, driving test and driving training, mobile mapping, engineering machinery control, precision agriculture, automatic driving, outdoor robots, differential base stations, etc.