Satlab Offers Hydrographic Echo Sounder for GNSS Rover

October 9, 2015By

Swedish-based Survey and GIS equipment maker Satlab Geosolutions AB has announced the availability of its SLD-100 GNSS Rover accessory to facilitate Hydrographic measurement in bodies of water up to 100 meters in depth. It is designed for those who find themselves needing to survey into bodies of water, streams and rivers. With survey-grade accuracy, the Satlab SLD-100 can be added to any brand... read more

Bluesky Completes Aerial Mapping Project for UK Utilities

October 8, 2015By

Bluesky has completed a multi-million pound aerial mapping project to assess the impact of vegetation on the electricity network of East Anglia and the South East of England. Working on behalf of UK Power Networks, Bluesky undertook the largest ever combined laser mapping and aerial photography survey commissioned by an electricity distribution network operator in the UK — some 34,000 square... read more

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Establishing Orthometric Heights Using GNSS — Part 3

October 7, 2015By
A depiction of the United States geoid. Areas in yellow and orange have a slightly stronger gravity field as a result of the Rocky Mountains.

Part 3 describes the differences between a scientific gravimetric geoid model and a hybrid geoid model, and why it is important to use both geoid models in your analysis. read more

Satel Offers Compact-Proof Radio Data Modem

October 5, 2015By

Satel’s new UHF radio data modem Compact-Proof, designed for outdoor measurement applications, features autonomous rechargeable battery power and a robust housing with IP67 protection. Compact-Proof from Satel gives users double advantages with a powerful lithium-ion battery and the EASy radio data technology including a display and a robust housing with IP67 protection, the company said. With transmitting power of 1,000 mW,... read more

Topcon Offers Rotary-Wing UAS for Data Collection

October 5, 2015By
The Topcon Falcon 8 rotary wing UAS.

Topcon Positioning Group has added a rotary-wing unmanned aerial system (UAS) to its mass data-collection solutions line. The Falcon 8 — powered by Ascending Technologies — is designed for inspection and monitoring, as well as survey and mapping applications. “Rotary-wing systems provide the perfect solutions for small-scale sites and projects for which flexibility of takeoff and landing or an oblique perspective is... read more

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Have Accuracy, Will Travel

October 4, 2015By
Photo courtesy of Trimble.

BYOD Sub-Meter Positioning for Mapping and GIS Professionals Employees bringing their own mobile phones and tablets to their jobs in the field enables them to complete more tasks using fewer devices. However, this practice introduces operational and security vulnerabilities. By Matt van Doorn In the mapping and GIS industries, mobile devices such as smart phones and tablets have a growing... read more

High Above Down Under: Database Offers 3D Elevation Model of the Globe

October 1, 2015By

Wilpena Pound, shown above, is a natural amphitheater of mountains in the heart of Flinders Ranges National Park in South Australia. Wilpena Pound is 17 kilometers long and 8 kilometers wide, covering an area of 100 kilometers. The highest peak is St. Mary Peak, at 1,170 meters. The WorldDEM Digital Elevation Model of the Pound is based on data acquired... read more

Fourth Edition of GPS Satellite Surveying Book Published

October 1, 2015By

A new fourth edition of GPS Satellite and Surveying, by Leick, Rapoport and Tatarnikov, is available through NavtechGPS. GPS Satellite and Surveying is a comprehensive guide on GPS technology for surveying. Three prior editions have established it as a definitive industry reference. Updated and expanded to reflect the newest developments in the field, the fourth edition features cutting-edge information on... read more

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