TAG: surveyors

OPUS Unavailable this Weekend for Station Upgrade

August 20, 2015By

The Continuously Operating Reference Station network’s Silver Spring facility will be go offline starting at about 2 p.m. Eastern time Friday, but is expected to be back online by noon Sunday. “Our alternate facility will have full data holdings,” the National Geodetic Survey says on its CORS website. The shutdown is for a building-wide upgrade. The Online Positioning User Service... read more

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Collecting Points in Difficult Environments with the JAVAD TRIUMPH-LS

August 12, 2015By
A TRIUMPH-LS collecting a point under tree canopy.

By Matt Johnson Fundamental in the determination of GNSS solutions is resolving the correct number of full cycles of the carrier signal (so-called fixing ambiguities) in order to resolve the ambiguity differences between the base and the rover. Distances measured from GNSS receivers contain errors caused by inaccuracies in the satellite and receiver clocks, the satellite orbits, and by the... read more

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Form Factor and Portability of Triumph LS: As High as Your Pole Can Reach

July 29, 2015By

By  Matt Sibole I follow the surveyor connect message board and have seen some general discussion of the form factor of the Javad Triumph LS. I wanted to go into a little more detail on the form factor and portability of a couple of the receivers in the Javad GNSS lineup. Most surveyors that have been using RTK GPS equipment have been trained to... read more

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Combining the Onboard GPS Capability of Smartphones with KML Files

July 15, 2015By

Following is a submission to our “$100 for 300 Well-Chosen Surveyor Words” contest. To submit your own surveyor’s story, send 300 (or more) words to editor@gpsworld.com. By Jay Satalich, P.L.S. At Caltrans District 7 in Los Angeles, we use the onboard GPS capability of smartphones to navigate in real time to the locations of proposed aerial targets and NGS control stations.... read more

Spectra Precision Offers Flexible GNSS Receiver for Surveyors

June 23, 2015By
Spectra Precision SP60.

Spectra Precision has introduced its new SP60 GNSS receiver. Designed to meet the evolving needs of surveyors, the SP60 is a versatile solution combining next generation Spectra Precision GNSS technology, a high level of configuration flexibility and an innovative design, the company said. The SP60 is part of Spectra Precision’s latest portfolio of GNSS receivers specifically designed for the mainstream... read more

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Surveyors Invited to ‘Survey Earth in a Day’ — in 4D

June 3, 2015By
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On the day of the solstice, June 21, geospatial professionals around the world and members of Land Surveyors United (a global support network for land surveyors) will be simultaneously recording survey-grade GPS data from thousands of points around the globe, to gain a more accurate understanding of the earth’s surface. Measurements made on Survey Earth in a Day 4D (SEIAD)... read more

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JAVAD GNSS Remote Assistance and Monitoring Services

June 3, 2015By
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Together with free live technical support provided by practicing professional land surveyors via phone, email, message board and text messaging, JAVAD GNSS is pleased to announce the release of another innovative product, RAMS, Remote Assistance and Monitoring Services for J-Field software. J-Field is the field controller software developed for the TRIUMPH-LS GNSS receiver and the VICTOR-LS field controller. RAMS is currently available to all users... read more

$100 for 300 Well-Chosen Surveyor Words

June 2, 2015By

If you are a professional land surveyor, we’d like to hear from you! Send us a brief account of how you use GNSS in your surveying work, what tips and tricks you can share with other surveyors, and what other hardware and software you are combining with GNSS to get the job done. Submit around 300 words, although you can... read more

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