Equipment & Software

Members of our Smith community are welcome to borrow GPS equipment for teaching and research. Please consult the following details and contact Tracy ( to schedule a time to learn how to use the equipment and pick up. If you’re interested in incorporating drones in your teaching or research, please contact Jon ( and review our campus UAS policy.



GPS & Laser Rangefinder

Make Model Type Units Available Accuracy
Bad Elf GNSS Surveyor GPS 12 1m (stationary); 2.5m (kinematic)
Bad Elf GPS Pro GPS 1 2.5m (stationary)
Trimble Juno SB GPS 17 2.5m (stationary); 1-3m (differential corrected)
EOS Arrow 100 GPS 4 60cm
EOS Arrow Gold RTK GPS 2 1cm
LTI TruPulse 360 Laser Rangefinder 2 n/a
LTI TruPulse 200x Laser Rangefinder 2 n/a

Data Collection App

Name OS Web Editing Compatible GPS GPS Pairing User Guides Access
Fulcrum iOS, Android Bad Elf Pro & GNSS Surveyor, EOS Arrow 100 & Gold, full list iOS + Bad Elf; Android + Bad Elf Link By request
ArcGIS Collector iOS, Android ArcGIS Online Bad Elf Pro & GNSS Surveyor, Arrow 100 & Gold, full list for iOS & Android iOS/Android + Bad Elf/EOS Arrow Link Sign in to ArcGIS Online
ArcGIS Survey123 iOS, Android & desktop Bad Elf, EOS iOS/Android + Bad Elf/EOS Arrow Link Sign in to ArcGIS Online
iCMTGIS PRO iOS n/a Bad Elf, EOS Arrow with an EOS Link By request

Recommended GPS & Data Collection Pairings

Purpose Accuracy Conditions Recommended Pairing
Points and attributes   Open/Urban Bad Elf GNSS Surveyor + Fulcrum
Multiple types of features (point, line, polygon) and attributes   - Open/Urban

- Dense cover

- Bad Elf GNSS Surveyor + Collector

- Arrow 100/Gold + Collector/iCMTGIS PRO

Pre-defined single feature and attributes   - Open/Urban

- Dense cover

- Bad Elf GNSS Surveyor + Survey123

- Arrow 100/Gold + Survey123

GCP for drones RTK/PPK Open Arrow100/Gold + Fulcrum

Base Station

We maintain one of the National Geodetic Survey's Continuously Operation Reference Stations (CORS) - HAMP. Here's the direct data link, and please contact Tracy ( or Jon ( for information on how to access the RTK differential stream.


The following GIS/photogrammetry software are currently installed on SR104 lab computers. Details on access here, and for those that have a limited license (such as Pix4D and DJI Flight Simulator Enterprise) are by request. Our ArcGIS Online organization is:

Program Description Version
ArcGIS  Includes ArcMap, ArcCatalog, ArcGlobe, ArcScene 10.7
ArcGIS Pro Desktop GIS integrated with ArcGIS Online 2.4
ArcGIS Earth   1.9
ArcGIS Maps for Office Visualizations in Excel and PowerPoint 5.0
GeoDa Free and open-source GIS for exploratory spatial analysis and basic spatial regression analysis for point and polygon data 1.12
Google Earth Pro Virtual globe that can support GIS data, geocoding, image overlays 1.9
QGIS Leading free and open-source GIS software 3.8 Zanzibar
Pix4D Photogrammetry software for drone mapping; 2 floating licenses 4.4.12
Trimble GPS Pathfinder Office Trimble land surveying software for post-prcessing GNSS data; use with any Trimble units 5.90
DJI Flight Simulator Enterprise Drone flight simulator; only installed on #9