Newsletter Editorials

ACSM/GITA Conference Coverage

May 4, 2010By

The annual ACSM (American Congress on Surveying and Mapping) isn’t what it used to be. Attendance was way down and the number of exhibitors is way down. The technical content, however, was still pretty good. In fact, I've included links to several videos I recorded at the ACSM/GITA conference. read more

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SBAS Crashing

April 22, 2010By

It’s been a tough couple of weeks for SBAS (Satellite-Based Augmentation System), namely the USA’s WAAS program and India’s GAGAN program. WAAS and GAGAN have taken big hits recently that threaten the integrity of the programs. Both events were totally unexpected and are causing disruptions of GPS correction services. read more

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Solar Activity and RF ID Technology

April 7, 2010By

It’s time to touch on the solar activity subject again, as there was an event earlier this week and rumors began to fly. The mainstream press jumped on a story back in January when the first solar flare of Solar Cycle 24 occurred. read more

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LSAW Conference RTK Network Discussion Roundtable

March 18, 2010By

A couple of weeks ago, I participated in a roundtable discussion at the Land Surveyors Association of Washington (LSAW) annual conference on the subject of RTK networks (RTN). I always enjoy listening to heavy RTK users on their thoughts, their procedures, and how they arrived at them. We danced around a number of subjects with one being the “RTN’s biggest flaw.” My first thought was the communications link, but... read more

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GPS for GIS Data Collection – 101: Webinar Follow-up

March 3, 2010By

Thank you for making “GPS for GIS Data Collection – 101” one of the most well-attended webinars we’ve done. It’s the first that was co-hosted by GPS World magazine and Geospatial Solutions online. As customary, the newsletter after the webinar is dedicated to addressing some of the questions and posting the results from the polls I took during the webinar. read more

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The Best and Final Look at the GPS 24+3 Configuration

February 17, 2010By

I didn’t plan it this way, but my coverage of GPS 24+3 turned out to be a three-part series, with this column being part three. One reason it turned into a three-part series is because I’m learning more about it along the way, but its mostly because details weren’t released all at once. read more

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GPS 24+3 Configuration: A Closer Look

February 3, 2010By

In the few years I’ve been writing this column, very few subjects have warranted back-to-back newsletter coverage. The new GPS 24+3 configuration is one of them. The reason I’ve continued with this discussion is because it will significantly affect your GPS operations, especially if you’re using RTK or DGPS. read more

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