Tuesday, October 27, 2009

April/May Articles posted

Editorial: SPAR 2009 and the Carlson User Conference The American Surveyor has covered a whole lot of territory since our last issue! As part of a second road trip, I attended both SPAR 2009 conference in Denver and the 2nd Annual Carlson User Conference in Lexington, Kentucky, with a quick trip out to Logan, Utah in between (more on that leg of the .... Read the Article
WowFactor: SOKKIA Mobile Reference Station
As GPS has been adopted by surveyors, its proven benefits­higher productivity and efficiency­have been recognized. The unfortunate tradeoff to these benefits remains the high system cost of a traditional base and rover setup. To reduce the costs of GPS surveying, many countries have installed a permanent RTK infrastructure which .... Read the Article
A Model Home For NASA's New Space Telescope
NASA commissioned construction of an environmental simulation test chamber which was completed in 1964 at Johnson Space Center (JSC) in Houston, Texas. The facility, Chamber A, was invaluable for testing spacecraft and satellites before deployment to space. By testing spacecraft in an environment similar to ...
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John Austin Survey
To become an owner of land in 1824 under Mexican law one had to do certain things­pay a fee, take possession of the land, perform certain rites, and reside on and cultivate the land for a minimum of two years (this also meant defending one's life and properties against any war parties of ... Read the Article
Conference Review: GNSS - Guess Who's Coming to Dinner? - Part 1
A December 2008 meeting hosted by the Jet Propulsion Laboratory (JPL) in Pasadena, California brought together not only the "Big 3" GNSS constellation providers but the new kids on the block as well, driving home the point that while GNSS may be "worldy" by nature it is getting "worldier" (if I can coin a term) by the .... Read the Article
Equipment Review: JAVAD GNSS Triumph-1
In the world of precision GPS, Javad Ashjaee continues to push the industry ahead with new technologies and new options. With roots that date back to the early days of Trimble Navigation, Javad was integral to the creation of the first combined GPS/ GLONASS system. More than a decade ago he was .... Read the Article
Direct Reflex vs. Standard Prism Measurements
Upon reading Mr. Pepling's product review of the Spectra Precision Focus 10 in the October 2008 issue, I took notice to one of the paragraphs on page 52. Mr. Pepling, and hopefully others, thought it would be interesting to see the results of a test comparing traditional prism measurements to ...
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Field Notes: Contemplating Cooley
Rules for retracing the subdivision of sections are well and good provided the rules were followed in the first place. Sometimes they were not. If you have already made that discovery for yourself, my story will sound familiar. If you have not, read on anyway. With a job like this it's better to live ...
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Vantage Point: Mapping the Zone
In March of 2007, the National Academies/National Research Council (NRC) informed me that I had been provisionally accepted as a member of "the National Research Council's Committee on FEMA Flood Maps: Accuracy Assessment and Cost-Effective Improvements". The first official meeting of ... Read the Article