The center of the assigned frequency band assigned to a station. 2. The frequency of the center of the radiated bandwidth. Note: The frequency of the rf carrier, whether suppressed or radiated, is usually given in parentheses following the assigned frequency, and is the frequency appearing in the dial settings of rf equipment intended for single-sideband or independent-sideband transmission. 3. The frequency coinciding with the center of an authorized bandwidth of emission. 4. The center of the frequency band assigned to a station.