Noise Reduction Techniques for Your Shop-Vac

March 21, 2012 By 22 Comments

shop vac noise-reduction setup

Shop-Vacs are great tools, but they do have the notable disadvantage of being loud.  Fortunately, much of the noise emanates from the exhaust, and with a muffler or “silencer”, this can be controlled. The results of my noise-recustion experiments were noticeable, reducing the noise by roughly 5.6 decibels. This may not sound like a huge improvement, but since the scale … Read the rest

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Real-time depth smoothing for the Kinect

January 25, 2012 By 5 Comments

[Karl] set out to improve the depth image that the Kinect camera is able to feed into a computer. He’s come up with a pre-processing package which smooths the depth data in real-time.

There are a few problems here, one is that the Kinect has a fairly low resolution, it is also depth limited to a range of about … Read the rest

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