Reftek Systems Inc. products

The REF TEK184-GNSS is a smart antenna capable of receiving signals from GPS, GLONASS, Galileo and Beidou satellite systems in the LI bands. The 184-GNSS acts as a time source for the REF TEK 180 family of seismic data acquisition systems. This includes the SHMR2 and the Wrangler. It provides time and position information along with a 1Hz PPS signal that allows a seismic recorder to quickly discipline its timing TCXO to within #10 usee of UTC.