“If you match the pitch of tone generator to the resonant frequency of the glass the vibrating air will start the glass vibrating too. If you do this with sufficient volume, the glass will try to move in its vibration farther and faster than the material in the glass is able to move, and the glass will break under the strain.”
Burger King, Japan have installed a “Sound Booth” for their customers. You can now hook up your IPod and listen to your favorite tunes while eating your lunch.
They are using the “Focus Point” speaker system manufactured by soundtube.com.
“The speaker, which is printed with information about the Ceatec exhibition, looks like a very large poster hanging from a long frame.”
“Simphony allows dozens of old soundless computers or laptops to synchronize and play musical scores through their piezo buzzer.
Because the crystal is so simple and can only play one not at a time, Simphony allows each ‘Speaker’ to speak a single voice. Each voice(speaker) is synchronized over ethernet or wireless to get it’s directives…”
By: etherpimp
“Cymatics (from Greek: κῦμα “wave”), also known as modal phenomena, is the study of visible sound and vibration, typically on the surface of a plate, diaphragm, or membrane. Directly visualizing vibrations involves using sound to excite media often in the form of particles, pastes, and liquids.”
“Here’s our quick guide to building a Cymatics rig using commonly available parts. We built ours using a combination of over-the-counter and custom-made components.”
Check it out -> http://cymatics.org/
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