(
Ultra
High
Frequency) A range of radio frequencies from 300 MHz to 3 GHz. In the U.S., analog television has used UHF channels 52 to 69 in the 700 MHz band. Because of the transition from analog to digital TV, the FCC auctioned this spectrum to the highest bidders in early 2008 (see
700 MHz spectrum). See
VHF and
spectrum.