acoustics | Teaching Excellence at MIT

Amar G. Bose: 6.312 Lecture 18—Permanent Magnets

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Topics include: permanent magnets; omni vs. cardioid; first transatlantic cable; Norbert Wiener and first use of network synthesis; Kirchhoff's laws; magnetic materials and Alnico; future of electrical systems in auto...

Amar Bose: 6.312 Lecture 21—Normal Modes

Teaching Excellence at MIT 11 years ago

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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

Teaching Excellence at MIT 11 years ago

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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 Bose: 6.312 Lecture 27—Personal Reflections

Teaching Excellence at MIT 11 years ago

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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 Bose: Lecture 23—Fields and Air Absorption

Teaching Excellence at MIT 11 years ago

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Topics include: direct and reverberant fields; air absorption; experiences recording orchestras; localization; stories about patent trials. Recorded: Nov. 30, 1995.

Amar G. Bose: 6.312 Lecture 01—Introduction

Teaching Excellence at MIT 11 years ago

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Topics include: course mechanics and philosophy; interdisciplinarity of acoustics; centrality of modeling; lump parameters; Maxwell's Equations; experiences with Norbert Wiener; physical acoustics and psychoacoustics....

Amar Bose: 6.312 Lecture 14—Transducers and Electro-Dynamic Speakers

Teaching Excellence at MIT 11 years ago

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Topics include: transducer; magnetic example; equivalent circuit of electro-dynamic speaker. Recorded: Oct. 26, 1995.

Amar G. Bose: 6.312 Lecture 04—Sinusoidal Examples

Teaching Excellence at MIT 11 years ago

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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 Bose: 6.312 Lecture 26—Acoustic Wave Technology

Teaching Excellence at MIT 11 years ago

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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.