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Guillermo Iao sent us a link to this project where he recycled a hard drive case into a bottom and a top for an Arduino-based DAC (digital analog converter) used as a preamp.

Reusing Hard Disk Parts for the Case

Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelancer writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor for Boing Boing and WINK Books. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.


  • Robert Ely

    Use the hard drive Servo as the encoder wheel for even more recycling and cheaper awesomeness.

  • RandomGuy

    DAC = Digital to Analog Converter. I’m pretty sure the device in question is used to control an external DAC. That is one crescent fresh case, tho

  • Gareth Branwyn

    See, that’s what happens when you rush to post. My bad. Fixed.