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SURVEY SCENE

INSIGHTS

The effects of vertical movement on NGS’s modernized 2022 NSRS

By David Zilkoski
This column addresses estimates of vertical movement that will have to be accounted for in the new, modernized National Spatial Reference System.

Eos Positioning Systems announces Eos Laser Mapping for Android

Professionals can capture high-accuracy laser offsets directly into ArcGIS Field Maps on Android devices with Arrow Series GNSS receivers.

Software simplifies surveying with both GPS and total station

eSurvey provides GNSS receivers, rugged handhelds

eSurvey is a specialized manufacturer of GNSS receivers and rugged handheld collectors founded in 2018 and part of the UniStrong Group.

Leica AP20 AutoPole provides tilt-compensation for surveyors

Pix4D offers RTK rover for iOS devices

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Toughen GPS to resist jamming and spoofing

By Bradford W. Parkinson
I argue for increased emphasis on well-known techniques that can greatly toughen GNSS receivers to both jamming and spoofing.

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