Exploring the Hidden Frequencies of Radio Communication in the US We weren’t able to create a summary for you. Refresh your page to try again. Dec 29, 2025 · An article that provides a comprehensive breakdown of legal & illegal frequencies in the US , particularly focusing on the range of 4.915GHz to 5.825GHz. Dec 29, 2025 · An article that provides a comprehensive breakdown of legal & illegal frequencies in the US , particularly focusing on the range of 4.915GHz to 5.825GHz. This document lists radio frequencies used by various government agencies in the United States , including the Air Force, Army, FBI, DEA, Secret Service, and others. This document lists radio frequencies used by various government agencies in the United States , including the Air Force, Army, FBI, DEA, Secret Service, and others.