radio frequencies in the range of 3 to 30 gigahertz (GHz), corresponding to the international Super High Frequency (SHF) band; abbreviated as UHF in some Chinese contexts

radio frequency between 30 and 300 megahertz, commonly known as VHF

ultrahigh frequency (UHF); radio waves with a frequency between 174 and 216 MHz, used as a carrier wave for broadcasting and television programs

ultrahigh frequency (UHF), referring to radio frequencies in the range between 300 megahertz and 3 gigahertz