Summary: This Week in Radio Tech Ep. 149 - DGPS with Gary Galbraith 12-20-12The radio frequencies below the AM broadcast band have found several interesting uses over the past century. A modern-day use of these low frequencies is to disseminate data to correct GPS readings, especially for ships, boats and barges.Gary Galbraith works with Nautel, a provider of DGPS transmitters to the US Government. We look at a DGPS transmission site in Mississippi and discuss this technology. We also discuss other "radio navigation aids" in the modern world.Chris Tarr and Kirk Harnack are your hosts.TWiRT is sponsored by Axia and the range of studio accessories and intercoms for Axia IP-Audio consoles.
