Vibrations and how they get to your ears.
Noise for airports is a blog about culture, sound, music, and technology.
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Updated (sometimes) by Nick Seaver.

The QRS PlayASax. What a marvelous instrument.
From the sound and the picture (update: and the patent), it looks like it is basically a player harmonica—blow in that reedless mouthpiece, and the holes in the paper allow air to go through the various reeds.
(via MBSI)