Category Archives: Computer

How to Make a DIY Toilet Sound Making Device!

If you are looking for ways to trick your visitors in the bathroom, here’s a great way to make a DIY sound-making device on your toilet. The clever part about this DIY is that the sound is activated when the unsuspecting visitor touches the handle and this is done with a wire connected to the metallic pipe. This could be a great way to detect touch on other projects, simple and sound.

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House DIY – How to Install 3-Way Dimmer Switches!

Recently I moved to a new house, finally I have more space to run my blog.  Also, I am doing a bunch of DIYs around the house, like installing this 3-way dimmer switch (to save money on energy and also looks better than old switches).

So, I’ve started a new blog called HouseDIYHowTo.com to focus on these cool House DIYs and HOWTos, you can check out my very first blog post on how to install 3-way

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Affordable Wireless Motion-Sensing LED Floodlight!

Problem with most traditional wired floodlights is that they must be “wired” and that means drilling holes in the walls of your home and that can sometimes be bad (if you install it wrong).  Besides that, you might actually spend more money as for most motion-sensing wired floodlights are in the $100-200 range.

But why bother with all that when you can get these Wireless Motion-Sensing LED floodlights (that run on three D batteries for a year) and install them everywhere around your house

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DSLR Hack – How to Make a Long-Range DIY DSLR Video Trigger!

DSLR videography has literally exploded in the last couple years and I am a huge fan (you can read up on my DSLR videography recommendations here); here’s a great hack that can let you trigger video on your Canon DSLR by hacking the IR controller with Arduino so you can turn the video on/off from up to 150-300 feet range.

I had a problem that I needed to solve:

Remotely and

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KingMax – World’s First 64GB MicroSD Card!

Many of you probably have been waiting for the next big storage microSD cards for your smartphones, tablets, digital cameras, and whatnot.

Well, the big wait is over, KingMax has just announced the world’s first 64GB microSD card!  It’s only Class 6, meaning your transfer speeds are not going to be super-fast (like how I like it) but this only means more microSD cards on its way from other companies like SanDisk and Kingston plus faster speeds eventually. (Also read up on the fastest micro

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How to Make a Low-Cost DIY Eye-Movement Detector!

Need to add eye-movement detector for your next project?   Check out what Luis Cruz (a senior in high school) did, a low-cost DIY eye-movement detector. This is amazing, not only that he was able to do it for low cost but this kid is simply GENIUS!

The human eye is polarized, with the front of the eye being positive and the back of the eye being negative. This is caused by a concentration of negatively charged nerves in the retina on the back of the eye. As the eye moves the negative pole moves relative to the face

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Viewsonic G Hack – How to Install GPS on your Viewsonic G!

Do you have a Viewsonic G Android tablet?  If you do, you probably are saddened by the fact that it doesn’t have GPS on it, meaning you can’t pinpoint your location precisely with 30 feet (cellular location should work though).

If you absolutely need GPS on your Viewsonic G tablet without adding a bulky GPS unit on it, the Viewsonic G tablet actually comes with a slot for GPS, you just need to find the parts and solder it yourself.  You can read up all the full p

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DIY Creepy Box!

Here’s a really funky project Jeremy Cook invented from scrap parts incluing his old RC car.  The result?  Really creepy box that sorta comes alive.  Muhahahahaha.

This reminds me of the World’s Most Useless Machine, only a bit more creepier.

via hackaday

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DIY LED World Control Panel Kim Jong Il Would Want!

Want to dominate the world?  Check out this nifty DIY World Control panel that lets you control the world(sorta) with its special buttons.

This could be great toy for your growing-up James Bond and communist toddlers.

My son Harlan and his friend love to play “agents” and he asked me if we coud build “a panel that has a bunch of switches that turn on some random lights”. We worked on it for about 3 weeks, and this is what we came up with.

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Google’s SKPR Hexapod Robot and Androids in Space!

I’ve been going to Maker Faire almost every year (except this one) and Google went big this year and launched their first Maker Faire booth, exhibiting cool stuff like their SKPR Hexpad Robot and Nexus S phones launched into space with balloons.

What excites me the most is the conversion of Android and Arduino, which brings

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