Hacked Gadgets Forum

January 6, 2010

Dual Hard Drive Laser Drawing Machine

at 8:26 am. Filed under Computer Hacks, DIY Hacks, Electronic Hacks


You might remember the Hard Drive Oscilloscope project that was made about 3 and a half years ago (wow how time flies). Over the years there have been lots of people who have been inspired by it and built a project similar to it. Here is one, here is another, and one more for good measure. I was amazed to see that there was actually about 30 of them built! This Dual Hard Drive Laser Drawing Machine works in a similar way but actually uses 2 hard drives to provide more control of the laser beam.

“Lux Vocis works like so: a user speaks into a microphone and my puredata patch picks out the most commonly recurring spectral peaks of the voice.  These frequencies are then used as seeds for a Lissajous figure, which is then drawn on the surface by oscillating the two mirrors attached to the hard drive voice coils.”



 

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3 Responses to “Dual Hard Drive Laser Drawing Machine”

  1. laba Says:

    i don’t get it. he takes a picture of a laser drawing?

  2. mrturtle Says:

    well, it looks like he uses the laser to style his clown hair

  3. Gadget Freak » Blog Archive » New uses for old hard drives Says:

    [...] This gadget uses two hacked hard drives to draw Lissajous figures using a laser.  The voice coil, which is normally used to position the head assembly on the platter, is hijacked to instead move a hinged mirror.  With two hard drives, two voice coils, and two hinged mirrors, you can displace the laser beam in both the X and Y dimensions. [...]

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