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Making a Hard Drive Speaker
posted April 9 2010 14:49.38

There is a new use for your old hdd, from storage equipment "upgrade" it to sound! By connecting it to a sound source, sound card, amp etc. you can have your own hdd speaker full of memories from the data used to store. :) YouTuber p4e81 made it, why dont you?

[Link: Youtube]
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Tags: hdd   music   diy   computer peripheral hacks   

A Singing Tesla Coil
posted April 9 2010 13:17.20 by Giorgos Lazaridis

This Tesla Coil is playing the Monkey Island theme. The RF is generated with a Class-E MOSFET stage with controllable Frequency. The sound is modulated on the gate signal of the MOSFET via PWM. The sound is then emitted by the arc itself. The sound is very clear.

[Link: Youtube]
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Tags: electronic project   tesla coil   high voltage   music   

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