Differential Correction Sources: SBAS, RTK Base Stations, and Real-time GNSS Networks

We get a lot of questions about how to improve in-the-field accuracy with GNSS equipment.  Many new or less-experienced users suspect that when a device is marketed to provide 10 cm or 1 cm level accuracy, that it provides that right out of the box.  When you pay a pretty penny for a high-end machine […]

The New Trimble R1 GNSS Receiver is Small but Powerful

Smart devices such as iPads and Android tablets are becoming more and more popular for collecting GIS data in the field.  They are affordable, readily available, and powerful and offer benefits that GIS folks like such as a larger view for displaying imagery and completing an attribute form.  The “tablet craze” as you might call […]

Should I Post Process My GPS Field Data?

The answer to this question may seem obvious. We all want to get the best data possible when using a GPS or GNSS receiver, right? So how can we accomplish that? Many of us are happy with real time corrections. But, what if real time corrections are not available? In North America, most of us […]

A Few, Simple Best Practices for Collecting GNSS Data Using Trimble Handhelds

  Collecting high quality GNSS data in the field is simple.  Well…..maybe that is understating things considering you can attend a prestigious university and receive a graduate degree on the subject.  Certainly there is a lot to consider when working with GNSS technology as a whole.  The best approach is to narrow down the subject […]