Category: Amar G. Bose: 6.312 (Acoustics)

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Amar G. Bose: 6.312 Lecture 07—Simple Sources

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Topics include: simple sources; pulsating sphere, volume velocity; scattered wave; near fields; polar pattern and plots. Recorded: Sept. 28, 1995.

Amar Bose: 6.312 Lecture 26—Acoustic Wave Technology

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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 24—Air Absorption and Psychoachoustics

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Topics include: air absorption; architectural acoustics; psychoacoustics; digital signals; sampling process; convolution; square waves; all-pass network; experiments with acoustical instrument musicians; RCA experimen...

Amar Bose: 6.312 Lecture 21—Normal Modes

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Topics include: 3-D rooms; distribution of normal modes; graphic equalizers; class demo with oscilloscope. Recorded: Nov. 21, 1995.

Amar G. Bose: 6.312 Lecture 15—Further Modeling

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Recorded: Oct. 31, 1995.

Amar G. Bose: 6.312 Lecture 17—Transformers and Magnetic Circuits

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Topics include: magnetic circuits; transformers; Lenz's Law; leakage flux. Recorded: Nov. 7, 1995.

Amar G. Bose: 6.312 Lecture 20—Room Acoustics

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Topics include: room acoustics; regular and irregular rooms; tubes (1-D) and 2-D rooms; allowable frequency; normal modes. Recorded: Nov. 16, 1995.

Amar Bose: 6.312 Lecture 25—Psychoacoustics (cont.)

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Topics include: psychoacoustics; localization of sound; Fletcher Munson curve; sensitivity to phase shift; Pinna pressure; sensitivity to distortion; Haas effect; spectral, spatial and temporal aspects of sound; maski...

Amar G. Bose: 6.312 Lecture 04—Sinusoidal Examples

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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 03—Waves, Vectors, Networks

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Topics include: vector wave equation derivation (cont.); timeline waves; complex vectors; waves and networks. Recorded: Sept. 14, 1995

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