Tag: acoustics
Amar Bose: 6.312 Lecture 26—Acoustic Wave Technology
5.24K Views0 Comments1 Likes
Topics include: distortion; acoustic wave technology; reflections on the process of invention; active noise cancellation; Hilbert transforms; patents and the IPO; demonstration with Bose speaker. Recorded: Dec. 12, 1995.
Amar Bose: 6.312 Lecture 27—Personal Reflections
29.26K Views0 Comments22 Likes
Dr. Bose addresses students during the last class of the Fall 1995 semester. He first illustrates an experiment about sound deterioration and normal modes, using multiple re-recordings of a piece of music, a human voi...
Amar G. Bose: 6.312 Lecture 10—Duality
4.94K Views0 Comments0 Likes
Topics include: transducers; KCL and KVL equations; loop and node methods; duality; mechanical circuits. Recorded: Oct. 12, 1995.
Amar G. Bose: 6.312 Lecture 03—Waves, Vectors, Networks
7.94K Views0 Comments8 Likes
Topics include: vector wave equation derivation (cont.); timeline waves; complex vectors; waves and networks. Recorded: Sept. 14, 1995
Amar G. Bose: 6.312 Lecture 04—Sinusoidal Examples
7.27K Views0 Comments8 Likes
Topics include: one-dimensional wave case; sinusoidal case; exponential building block; characteristic impedance of the medium; transmission line equations. Recorded: Sept. 19, 1995.
Amar G. Bose: 6.312 Lecture 06—Standing Wave Reflection
5.82K Views0 Comments3 Likes
Topics include: pressure standing wave reflection; simple sources and arrays; radiation impedance. Recorded: Sept. 26, 1995.
Amar Bose: 6.312 Lecture 21—Normal Modes
4.55K Views0 Comments0 Likes
Topics include: 3-D rooms; distribution of normal modes; graphic equalizers; class demo with oscilloscope. Recorded: Nov. 21, 1995.
Amar Bose: 6.312 Lecture 22—Mean Free Path and Reverberation
5.11K Views0 Comments1 Likes
Topics include: sound in large irregular rooms; mean free path; reverberation time; direct and reverberant fields; effects of environments on music and voice. Recorded: Nov. 28, 1995.
Amar G. Bose: 6.312 Lecture 13—Radiation Impedance
5.80K Views0 Comments1 Likes
Topics include: radiation impedance; spherical wave; piston in an infinite baffle; directivity. Recorded: Oct. 24, 1995.
Amar G. Bose: 6.312 Lecture 11—Acoustical Elements
5.99K Views0 Comments1 Likes
Topics include: loop and node methods (review); mechanical circuits; acoustic elements; compliance, mass, resistance; three-node network. Recorded: Oct. 17, 1995.
