How does a loudspeaker work?
Posted onHere is a demonstration I found on YouTube which I think is very useful to show the components of a loudspeaker and how it works. http://www.youtube.com/watch?v=3ZQqCyRQFB4& The electrical current flowing through the voice coil creates a magnetic field that interacts with the permanent magnet’s field. As the signal changes polarity, this magnetic interaction forces the […]