artificial echo
artificial echo
[¦ärd·ə¦fish·əl ′ek·ō] (electromagnetism)
Received reflections of a transmitted pulse from an artificial target, such as an echo box, corner reflector, or other metallic reflecting surface.
Delayed signal from a pulsed radio-frequency signal generator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.