base rover rtk gps china satellite finder

{"cid":"91190814","title":"China Brand New FOIF RTK GNSS GPS A30","imgUrl":"https:\/\/img.chinax.com\/nimg\/f7\/8c\/cf72e02cb9cadcc7c107c82df2fc-200x200-1.jpg","attrs":{"Brand Name":"FOIF","Model Number":"A30","Minimum Order Quantity":"1","Certification":"CE","Place of Origin":"China","Payment Terms":"Western Union, T\/T","Packaging Details":"with standard packing way","Name and Model":"A30","Horizontal":"2.5mm+0.5ppm RMS","Vertical":"5mm+0.5ppm RMS","Transport Package":"Case and Carton"}}

{"cid":"91193213","title":"FOIF N90 GPS Dual Frequency RTK GNSS Receiver For Base 555 Channels IMU Tilt Survey","imgUrl":"https:\/\/img.chinax.com\/nimg\/74\/8f\/f7ace1c94f822298561b303ad648-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Foif","Model Number":"N90","Minimum Order Quantity":"1pcs","Delivery Time":"5-10day","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"10pcs\/day","Packaging Details":"suitcase and carton","Channels":"555 channels","model":"Foif N90","GNSS board":"NovAtel OEM 729","Satellites GPS":"L1 C\/A, L1C, L2C, L2P, L5","Satellites GLONASS":"L1 C\/A, L2 C\/A, L2P, L3, L5","BeiDou":"B1, B2, B3","Galileo":"E1, E5 AltBOC, E5a, E5b, E6","SBAS":"Horizon: 60cm(1.97ft); Vertical: 120cm(3.94ft)","Real-Time DGPS position":"Horizon: 40cm(1.31ft); Vertical: 80cm(2.62ft)","Real-Time Kinematic Position":"Horizontal: 1cm(0.03ft)+1.0ppm; Vertical: 2.5cm(0.08ft)+1.0ppm","Instant-RTK Intialization":"Typically <10s (Intialization for base lines <20km) 99.9% reliability","RTK Intialization range":">40km"}}

{"cid":"91225830","title":"Wholesale Price Holybro H-rtk F9p Lite F9p Helical F9p Base Gnss Glonass Galileo For Rc Pixhawk Flight Controller","imgUrl":"https:\/\/img.chinax.com\/nimg\/21\/c9\/8ae77cda6e1c6e9f3644fa1192c9-200x200-1.jpg","attrs":{"Price":"$293-297 \/ piece","Brand Name":"Holybro","Minimum Order Quantity":"2 pieces","Place of Origin":"China, GuangdongChina","private mold":"Yes","compatible brand":"\/","Material":"\/"}}