Inspiring Teachers | Teaching Excellence at MIT

Amar G. Bose: 6.312 Lecture 16—Speakers, Magnetics

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Topics include: speaker enclosures; magnetic circuits; resonant frequency; electrostatic speakers; reluctance. Recorded: Nov. 2, 1995.

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

Teaching Excellence at MIT 11 years ago

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

Amar G. Bose: 6.312 Lecture 18—Permanent Magnets

Teaching Excellence at MIT 11 years ago

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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 G. Bose: 6.312 Lecture 19—Microphones

Teaching Excellence at MIT 11 years ago

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Topics include: microphones; pressure sensitive and pressure-gradient (velocity) microphones; Prof. Ernst A. Guillemin (MIT professor of network theory); Maurice Maeterlink; proximity effect. Recorded: Nov. 14, 1995.

Amar G. Bose: 6.312 Lecture 20—Room Acoustics

Teaching Excellence at MIT 11 years ago

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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 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: 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 Bose: 6.312 Lecture 24—Air Absorption and Psychoachoustics

Teaching Excellence at MIT 11 years ago

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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 25—Psychoacoustics (cont.)

Teaching Excellence at MIT 11 years ago

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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...