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Clifford A. Henricksen. Cliff Henricksen is a musician, inventor and audio technologist. He is self-taught as a musician with a graduate degree in mechanical engineering at Massachusetts Institute of Technology (MIT). Throughout his career Cliff has found innovative ways to apply engineering basics to electro acoustics and to audio technology ...
Loudspeaker. The hole below the lowest woofer is a port for a bass reflex system. A loudspeaker (commonly referred to as a speaker or speaker driver) is an electroacoustic transducer [ 1]: 597 that converts an electrical audio signal into a corresponding sound. [ 2] A speaker system, also often simply referred to as a speaker or loudspeaker ...
DUPLEX was the trade name given by Altec Lansing to its line of coaxial loudspeakers, beginning with the first model 601 in 1943. However, the name was most commonly associated with the subsequent model 604 which was a seminal loudspeaker that became a milestone in loudspeaker development. Well over a dozen different models carried the Duplex ...
John Kenneth Hilliard (October 1901 – March 21, 1989) was an American acoustical and electrical engineer who pioneered a number of important loudspeaker concepts and designs. He helped develop the practical use of recording sound for film and won an Academy Award in 1935. He designed movie theater sound systems, and he worked on radar as well ...
Altec Lansing. Altec Lansing, Inc. is an American audio electronics company founded in 1927. [ 4 ] Their primary products are loudspeakers and associated audio electronics for professional, home, automotive and multimedia applications. [ 5 ] Engineers at Western Electric, who later formed Altec Services Company, developed the technology for ...
The phase plug is shown in dark purple. In a loudspeaker, a phase plug, phasing plug or acoustical transformer is a mechanical interface between a speaker driver and the audience. The phase plug extends high frequency response because it guides waves outward toward the listener rather than allowing them to interact destructively near the driver.
Horn loudspeaker. A midrange horn driver used in a home speaker system from Klipsch. The width of the front opening is roughly 46 cm. How a horn loudspeaker works. (A) compression driver (B) horn. A horn loudspeaker is a loudspeaker or loudspeaker element which uses an acoustic horn to increase the overall efficiency of the driving element (s).
Lansing Manufacturing Company, Altec Lansing, JBL. James Bullough Lansing (born James Martini, January 2, 1902 – September 29, 1949) was a pioneering American audio engineer and loudspeaker designer who was most notable for establishing two audio companies that bear his name, Altec Lansing and JBL, the latter taken from his initials, JBL.