Ground reference and Support systems
A range of ground reference and support systems are available. These systems are supplements or part of the NFIS product range.
NM 3685 DGPS Ground Survey and Reference System (GSRS)
NM 3680 DGPS Ground Reference System (GRS)
NM 3645 Digital Radio Telemetry Theodolite System (DRTT)
NM 3640B Maintenance and Ground Support System (MAGSS)