e/Isobaric speakers

Information
has gloss	eng: The Isobaric loudspeaker construction technique was originally introduced by Harry F. Olson in the early 1950s. It is derived from the term Isobar, which is of Greek origin: "isobares" meaning "of equal weight". It defines the operational characteristics of the use of at least two woofers (bass drivers) in a loudspeaker unit.
lexicalization	eng: Isobaric speakers
instance of	(noun) electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance speaker, loudspeaker system, loudspeaker, speaker system, speaker unit

Media
media:img	Isobaric spk.PNG