: a radio frequency in the highest range of the radio spectrum see Radio Frequencies Table
Example Sentences
Recent Examples on the WebAs a result, extremely high frequency signals or one-time rare event occurrences cannot be digitized, placing a limit on the system performance. Stephen Ibaraki, Forbes, 12 July 2022 B-52s are also getting a moving map display, improved voice and data communications, new information displays at all of the crew stations, and low and extremely high frequency communications equipment for both conventional and nuclear missions. Kyle Mizokami, Popular Mechanics, 10 Sep. 2018