Topcon Positioning Systems’ GR-3 system (a triple- constellation satellite receiver: GPS, GLONASS and Galileo — presently in its testing phase) now has a UHF digital radio option that covers a broad ...
Topcon's GR-3 RTK GNSS satellite receiver can capture signals from GPS, Glonass and the European Union's upcoming Galileo system. Topcon says the GR-3 will withstand a fall from a range pole and backs ...
A new internal CDMA cellular modem option for the GR-3 family of receivers has been announced by Topcon Positioning Systems. The CDMA option allows the use of signals from Verizon and Sprint, two ...
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