UHF and HF technology enables afloat forces to communicate more securely and to operate in a more dispersed manner.
UHF stands for Ultra High Frequency, while HF stands for High Frequency .
The UHF range of the radio spectrum is the band extending from 300MHz to 3 GHz and is extensively used for satellitecommunication and broadcasting, in cellular telephone and paging systems, and by third-generation (3G) wireless services.