Have some extra time this weekend? Then why not make your own DIY noise canceling headphones or projector.

Projector

For those who missed out on this tutorial the first time around: Tom’s Hardware shows you how to build an XGA projector with 3,500 ANSI lumens for just $300 — or less.

They took apart a $200 15-inch iiyama LCD, placed it onto a $50 Liesegang overhead projector, and voila, you’ve got a six-foot display on the wall. It’s probably the cheapest way to possible get in on that large screen TV action

[Source]

Noise Canceling Headphones

“Kipkay” shows us how to make your own noise canceling headphones for $20 or less.

Make your own noise cancelling headphones that block out traffic noise, screaming babies, airplane noise… for $20! These blow away my Sennheisers

Disposable Camera Taser

A reader sent in this video tutorial on how to make a powerful taser from a $7 disposable camera. Though we don’t recommend using it on your friends.

Digital Drawing Board

here.

Yes, you could use these old joysticks for anything like a remote-controlled robot, drawing board, or anything that requires left, right, up, and down buttons. Next time, we will see if we can make a bluetooth joystick…

9V LED Lamp

Here’s a simple weekend project that turns a 9V battery into a fully functional LED lamp. You’ll need one new 9V battery, one gutted 9 volt battery, three high intensity LED’s (white, 25.000 mcd – 3,8 volt and 20 mA – 35 degrees), and one magnet. Instructions.

Bonus – DIY Drive-In Theater

Popular Mechanics shows us how to build your own nifty drive-in theater with parts you can find at your local hardware/electronics stores.