band-spread tuning control

band-spread tuning control

[′band ‚spred ′tün·iŋ kən′trōl]
(electronics)
A tuning control provided on some shortwave receivers to spread the stations in a single band of frequencies over an entire tuning dial.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.