This document shows step by step how to upgrade a Trimble Zephyr GPS Antenna to a Trimble Choke Ring GPS Antenna.
Article ID: 811
Created: February 24, 2015
Last Updated: February 24, 2015
Author: Michael Fend
Online URL: https://kb.unavco.org/article/how-to-swap-antennas-with-scign-mount-811.html