GNSS Stations for Geodetic Applications:  Equipment and Site Requirements D. Stowers (JPL) and S. Fisher (UNAVCO) Presented at the 2006 AFREF Technical Workshop. Download attached PowerPoint presentation. Read More

  UNAVCO Polar Services Trimble NetR9 Campaign Kit UNAVCO Polar Services provide campaign kits suitable for Polar environments. These kits are designed for use with a Trimble NetR9 and R7 receivers and a Zephyr Geodetic GPS or GNSS... Read More

Title: Stability of GNSS Monumentation: Analysis of co-located monuments in the Plate Boundary Observatory Authors: Frederick Blume, Henry Berglund, Karl Feaux, Ken Austin, Tim Dittmann, Chris Walls, Glen Mattioli Date: 2014 Summary: ... Read More

Septentrio added the capability of logging and streaming BINEX  to the PolaRx5 receiver model with the release of firmware version 5.1.0 . BINEX is an open binary data format for GNSS research. It has been developed in a collaborative... Read More

Antenna Type: Trimble Zephyr Geodetic (TRM41249.00) Dome Type: Tall SCIGN Radome (SCIT) IGS Name: TRM41249.00 SCIT Calibrated Frequencies: GPS L1, L2 UNAVCO provided 4 antennas with radomes to Geo++ for robotic calibration in 2016. The results will... Read More

Note: The # symbol in this guide denotes a command to be entered at the command line in Terminal. Note: Text shown after a ! symbol indicates a comment. It should not be copied to the command line.Requirements:   A licence to use... Read More

This article presents a comparison of measured signal to noise ratio (SNR) values observed from several  GNSS antenna types. The results presented below were collected using a monument located on the UNAVCO Facility Roof in Boulder, CO. Each... Read More

The UNAVCO standard configuration file for the NetR8 is intended for use with firmware version 4.87. Do not use this file with earlier versions. Users should familiarize themselves with the details of the file and make changes according to their... Read More

The UNAVCO configuration file for the NetR9 (right click to download. is intended for use with firmware version 5.44 Config file is a XML file the firmware file may be downloaded as a mp3 files dues the browser that is used, you will need... Read More

The following power tests were conducted on GPS and GNSS antennas using an Agilent N6705 DC Power Analyzer. The following tests show short, 1-minute averages of measured power consumption. The power use of each antenna was tested at two separate... Read More