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First Speaker
Edison Tech Center C.W. Rice and E.W. Kellogg finally invented the first speaker design. -
First Speaker
Wikipedia Johann Philipp Reis created the first electric loudspeaker in his telephone in 1861 -
Loudspeaker Using Compressed Air
Wikipedia The first experimental coil loudspeaker was invented by Oliver Lodge in 1898 -
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Loudspeaker Design Goes Public
[Electrostatic Loudspeaker History}
(http://www.martinlogan.com/learn/electrostatic-loudspeaker-history.php) Peter Walker published three articles regarding electrostatic loudspeaker design in Wireless World, a British magazine -
Flat Speaker
Edison Teacher
The standard flat panel speaker has a exciter attached to a square panel. The flat panel acts as a diaphragm. -
Antisocial Stereo
Quadraphonic sound used 4-channels, but produced an "antisocial" stereo sound that allowed only one listener to hear it correctly in the stereo seat, or "sweet spot." -
Horn Loudspeaker
Wikipedia The use of horns as speakers dates at least to the 17th century, and horns were used in mechanical gramophones as early as 1857. -
Worlds Loud Speaker Made
Noise Addicts The “Was 3000”, made by Wyle Laboratories can produce a high level of sound. 125 in fact.Which can melt the wax out of your ears. -
Wireless Speaker with Lights
Wikipedia These spaekers receive audio signals using radio frequency waves rather than over audio cables.
