side band

or sideband


nounRadio.
  1. the band of frequencies at the sides of the carrier frequency of a modulated signal.

Origin of side band

1
First recorded in 1795–1805

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for sideband

sideband

/ (ˈsaɪdˌbænd) /


noun
  1. the frequency band either above (upper sideband) or below (lower sideband) the carrier frequency, within which fall the spectral components produced by modulation of a carrier wave: See also single sideband transmission

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012