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.
A musical mechanical cigarette lighter, designed for and used by (!) Leonard Bernstein. It would appear that the marvelous tremolo is the result of that sound coming from that speaker, spinning Leslie-style at the top of the device.
(via kindofbleu.tumblr.com)
(Source: accidentalcharm)