guard band

  1. an unassigned range of radio frequencies either just above or just below the band of frequencies required for the signal transmitted by a broadcasting station. It helps to prevent interference in receivers between signals from different stations.

Origin of guard band

First recorded in 1955–60

Words Nearby guard band Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use guard band in a sentence

British Dictionary definitions for guard band

guard band

  1. a space left vacant between two radio frequency bands, or between two tracks on a magnetic tape recording, to avoid mutual interference

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