Lectures related to Acoustic Radiation and Enclosures

Radiation Impedance of Piston on Screen

Explores the radiation impedance of a piston on a screen using COMSOL Multiphysics, focusing on resistance, mass, and impedance expressions.

Mechanical-Acoustic Coupling

Covers the coupling between vibrating systems and acoustic fields, focusing on radiation impedance and equivalent diagrams.

Analogues Electrical Schemes of Simple Mechanical Systems

Covers electroacoustic analogies, mechanical systems, and drawing schemes in direct analogy.

Radiation of Combined Sources: Acoustic Principles and Directivity

Explores acoustic radiation principles, directivity of combined sources, and impact of walls on source radiation.

Thiele Small Parameters: Measurement and Calculations

Explores the measurement and calculations of Thiele Small parameters for loudspeakers, emphasizing the importance of accurate measurements for quality and frequency response.

Modeling Closed Enclosure: Subwoofer

Explores the sizing and characteristics of a closed subwoofer enclosure and the impact of absorbent materials on speaker volume.

Electroacoustics: Notions of Acoustics

Covers fundamental concepts of electroacoustics, including frequency response, sensitivity, efficiency, power, and directivity.

Electrodynamic Loudspeaker: Electric Scheme

Covers the electric scheme of electrodynamic loudspeakers and the relationship between electrical and mechanical components in loudspeaker design.

Atoms and Radiation: Electromagnetic Wave Propagation

Explores electromagnetic wave propagation, including Poynting vector, irradiance, dipole radiation, dielectric constant, and natural linewidth in atoms and radiation.

Transverse Cavity Modes: Laser Oscillations

Covers transverse cavity modes, resonator modes, Gaussian amplitude, laser oscillations, and gain saturation mechanisms.

Atoms and Radiation: Lineshapes

Explores atoms and radiation lineshapes, covering linewidths, lifetime broadening, and broadening mechanisms, including Lorentzian and Doppler effects.

Radiation and Antennas: Thin Slot Antenna Log in to Mediaspace to watch this video

Explores radiation and antennas, emphasizing thin slot antennas and their radiation patterns.

Radiation and Antennas II Log in to Mediaspace to watch this video

Explores reciprocity of powers, capture surface, linear wire antennas, and radar cross-section examples.

Maxwell Equations for Antennas: Theory and Applications Log in to Mediaspace to watch this video

Explores the application of Maxwell's equations to antennas, covering radiation, potentials, currents, waves, and polarization.

Radiation and Antennas: Fundamentals and Applications Log in to Mediaspace to watch this video

Explores radiation and antennas fundamentals, efficiency, gain, and impedance matching for power transfer.

Characteristic Parameters of Antennas Log in to Mediaspace to watch this video

Explores characteristic parameters of antennas, radiation patterns, and antenna types.

Piezoelectric Transducers Log in to Mediaspace to watch this video

Explores the historical development and applications of piezoelectric transducers, covering crystal resonators, impedance measurements, resonance, and acoustic power.

Antennas and Radiation: Network Factors Log in to Mediaspace to watch this video

Explores network factors in antennas, focusing on radiation patterns and antenna configurations.

Radiation and Antennas: Dipoles Log in to Mediaspace to watch this video

Explores ideal antennas, dipoles, radiation patterns, directivity, impedance, and effective length.

Antenna Parameters: Standardization and Radiation Diagrams Log in to Mediaspace to watch this video

Discusses standardization of antenna parameters and radiation diagrams in linear and logarithmic scales.