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Adding stereo to monophonic audio

# 2013-05-22 05:00:01, Hack a Day
A lot of awesome stuff happened up in [Bruce Land]‘s lab at Cornell this last semester. Three students – [Pat], [Ed], and [Hanna] put in hours of work to come up with a few algorithms that are able to simulate stereo audio with monophonic sound. It’s enough work for three semesters of [Dr. La...

Vine app hack on iPhone makes time-lapse movies

# 2013-05-22 03:01:38, Hack a Day
The Vine app is all the rage these days. It lets you shoot six-second videos on your iPhone and easily post them on the Internet. The problem is that [Sean Hodgins] doesn’t find the time limit to be useful for traditional video. But you can cram a lot more info into a half-dozen seconds if you m...

Scratch-built desk adjusts so you may sit or stand

# 2013-05-21 11:01:22, Hack a Day
Knowing that this desk was built from scratch is pretty impressive. But the motorized legs that raise and lower the desk to any height really puts the project over the top. Surprisingly this started off as a computer case project. [Loren] upgraded his hardware and couldn’t find a case that would ...

33 Node Beowulf Cluster built with Raspberry Pi

# 2013-05-21 09:01:07, Hack a Day
Not only did [Josh Kiepert] build a 33 Node Beowulf Cluster, but he made sure it looks impressive even if you don’t know what it is. That’s thanks to the power distribution PCBs he designed and etched. In addition to injecting power through each of the RPi GPIO headers they host an RGB LED whi...