UNAVCO Resources: GNSS Antennas
Viewed 73143 times since Wed, Feb 24, 2010
UNAVCO Resources: GNSS Antennas Dual frequency (L1/L2) Choke Ring Antennas provide geodetic-quality GNSS measurements for surveying, mapping, and research applications. Typical dual-frequency choke ring antennas maintain a stable phase center that...
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GNSS Antenna Signal to Noise Comparison
Viewed 44637 times since Wed, Nov 26, 2014
This article presents a comparison of measured signal to noise ratio (SNR) values observed from severalĀ GNSS antenna types. The results presented below were collected using a monument located on the UNAVCO Facility Roof in Boulder, CO. Each test...
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Antenna Swap with SCIGN Mount
Viewed 1037 times since Tue, Mar 24, 2015
This document shows how to swap a Trimble Zephyr GNSS Antenna for a Trimble Choke Ring GNSS Antenna.
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