Previous Week 120: PLSS Double Proportioning Calculations for those studying for the PS/FS & CST Exams Next Week 118: Artificial Intelligence in Geomatics Week 119: GNSS / GPS Basics 1 min readOctober 3, 2023 Watch LaterRemove Cinema Mode FacebookXLinkedInEmail Steven J. Martin, PLS, presents this week on GNSS / GPS Basics. Latest Posts Week 141: Time-Dependent Coordinates in the Modernized NSRS 3 weeks ago Week 140: The Michigan & Ohio State Line 2 months ago Week 139: Survey Technician Boot Camp Overview 2 months ago