acoustic reflex enclosure

acoustic reflex enclosure

[ə′küs·tik ′rē‚fleks in‚klō·zhər]
(engineering acoustics)
A loudspeaker cabinet designed with a port to allow a low-frequency contribution from the rear of the speaker cone to be radiated forward.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.