R/V Thomas G. Thompson operated by the University of Washington now equipped with the Rhotheta RT-500-M DF.

What is the use of DF-ing in ATC communications?

Nashville Police’s new H125 equipped with the Rhotheta RT-600-L DF

Pima County unveils new Cessna 208 equipped with the Rhotheta RT- 600-L and smartDF App

U.S. Coast Guard Sentinel-class FRC Delivered with the Rhotheta RT-500-M

U.S. Coast Guard Cutter Glen Harris Delivered With Rhotheta Radio Direction Finder