Flat Panel Loudspeakers

Flat panel speakers 101   Engineers investigated flat panel speakers in terms of structural vibration and acoustic radiation. A panel speaker primarily consists of a panel and an inertia exciter. Contrary to conventional speakers, they have flexural resonance and...

Thermoacoustic Speakers

What are Thermoacoustic speakers?   Thermoacoustic speakers are speakers that generate sound waves from temperature fluctuations. They rapidly heat and cool conducting materials. Unlike conventional voice-coil speakers, thermoacoustic speakers do not rely on...

Heil Air-Motion Speakers

What are Heil Air-Motion Speakers?   People often confuse Air-Motion Speakers’with ribbon loudspeakers when they see the folded diaphragms set in the shorthorn. But they are quite different. A ribbon radiates the sound by the whole diaphragm moving backward...

Transparent Ionic Conduction Speaker

What is a Transparent Ionic Conduction Speaker?   A transparent ionic conduction speaker is a relatively new form of technology. In 2013, a research team from Harvard University introduced transparent ionic conduction speakers to the public. Jeong-Yun Sun and...

Planar Magnetic Speakers

What are Planar Magnetic Speakers?   The planar magnetic speaker is a type of speaker closely related to the electrostatic speaker. It is nearly identical in radiation concept to an electrostatic loudspeaker, having a large, thin, vertically orientated plastic...