OS Net GNSS receivers and antennas

Ordnance Survey needs to purchase Global Navigation Satellite System reference station receivers and antennas suitable for use in the OS Net national GNSS continuously operating reference station network. This contract is for the purchase of 5 sets of geodetic quality GNSS receiver and antenna pair for use within the Ordnance Survey national CORS network supporting real-time and post processed positioning services.  This equipment must be compatible with the OS Net Infrastructure software (Trimble Pivot Platform (TPP)).