Tag: acoustics
Amar G. Bose: 6.312 Lecture 17—Transformers and Magnetic Circuits
4.78K Views0 Comments1 Likes
Topics include: magnetic circuits; transformers; Lenz's Law; leakage flux. Recorded: Nov. 7, 1995.
Amar G. Bose: 6.312 Lecture 08—Energy in Sound Waves
5.49K Views0 Comments6 Likes
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 18—Permanent Magnets
4.55K Views0 Comments1 Likes
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 12—Resistance and Acoustical Circuits
4.69K Views0 Comments0 Likes
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 19—Microphones
4.39K Views0 Comments1 Likes
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 01—Introduction
58.60K Views0 Comments111 Likes
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 G. Bose: 6.312 Lecture 06—Standing Wave Reflection
5.66K Views0 Comments3 Likes
Topics include: pressure standing wave reflection; simple sources and arrays; radiation impedance. Recorded: Sept. 26, 1995.
Amar G. Bose: 6.312 Lecture 03—Waves, Vectors, Networks
7.75K Views0 Comments8 Likes
Topics include: vector wave equation derivation (cont.); timeline waves; complex vectors; waves and networks. Recorded: Sept. 14, 1995
Amar Bose: 6.312 Lecture 14—Transducers and Electro-Dynamic Speakers
5.29K Views0 Comments2 Likes
Topics include: transducer; magnetic example; equivalent circuit of electro-dynamic speaker. Recorded: Oct. 26, 1995.
Amar G. Bose: 6.312 Lecture 05—Reflection, Standing Waves, Network Synthesis
6.31K Views0 Comments5 Likes
Topics include: normal reflection; standing waves; lump parameter approximation; network synthesis. Recorded: Sept. 21, 1995.