Category: Amar G. Bose: 6.312 (Acoustics)
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 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 G. Bose: 6.312 Lecture 19—Microphones
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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 09—Intensity, Generalized Elements
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Topics include: intensity; generalized elements; electrical and mechanical examples; Kirchhoff circuit laws; vector power, power factor; transformers; sources. Recorded: Oct. 5, 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
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 27—Personal Reflections
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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 G. Bose: 6.312 Lecture 08—Energy in Sound Waves
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Topics include: arrays; polar pattern, polar plot; cardioid pattern; energy in sound waves; intensity; power flow. Recorded: Oct. 3, 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.