Tag: acoustics
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 Bose: 6.312 Lecture 14—Transducers and Electro-Dynamic Speakers
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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 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 12—Resistance and Acoustical Circuits
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Topics include: resistance, resistive elements; transformers; anechoic chamber; acoustical circuits; Kirchhoff's laws: KVL and KCL; Helmholtz resonator. Recorded: Oct. 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
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 06—Standing Wave Reflection
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Topics include: pressure standing wave reflection; simple sources and arrays; radiation impedance. Recorded: Sept. 26, 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: Lecture 23—Fields and Air Absorption
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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 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.