Topcon – Get ready for GPS Week Number Rollover (WNRO)

Be prepared and spread the word that receivers and software may need to be updated to handle the WNRO event. When will the GPS Week Rollover Occur? The GPS Week Rollover event will occur on April 6, 2019 at 23:59:42 UTC. This will be the second global event of its kind and will affect all users ["]