Tag: acoustics
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 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 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 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 Bose: 6.312 Lecture 22—Mean Free Path and Reverberation
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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
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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: 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 05—Reflection, Standing Waves, Network Synthesis
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Topics include: normal reflection; standing waves; lump parameter approximation; network synthesis. Recorded: Sept. 21, 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.
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.
