aural signal

aural signal

[′ȯr·əl ′sig·nəl]
(acoustics)
A signal that can be heard.
The sound portion of a television signal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
When the squadron operations-duty officer (ODO) receives a launch order, he activates an aural signal. Pilots meet outside the ready room for a ride to the flight line in one of the squadron's Gator all-terrain utility vehicles.
Within a NICU soundscape, healthcare technologies' sounds are often intentional, serving as aural signals or "acoustic warning devices" that relay "elaborate codes permitting messages of considerable complexity to be transmitted to those who can interpret them" (Schafer, 1977/1993, p.
'The purpose is to see to it that what is shown and heard on the old radar are exactly the same visual and aural signals that show up on the new CNS/ATM system.
Should the M92D go over the side you can expect it to float faceup and provide visual and aural signals to aid in retrieval.