narrow-sector recorder

narrow-sector recorder

[′nar·ō ¦sek·tər ri′kȯrd·ər]

(electronics)

A radio direction finder with which atmospherics are received from a limited sector related to the position of the antenna; this antenna is usually rotated continuously and the bearings of the atmospherics recorded automatically.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.