By using a pair of polarizing filters and a property of certain materials called birefringence we can photograph the hidden stresses in hard plastics. This instructable was inspired by this article and …
By: Tool Using Animal
The Universal PCB (UPCB for short) project was started to allow a single game controller, especially fighting sticks, on as many different consoles as possible. Information about the project can be found on the following thread in the Shoryuken.com forums: http://forums.shoryuken.com/showthread.ph…
By: Toodles
Maybe I’ve spent too much time at Instructables World Headquarters, but I woke up this morning with a sudden urge to make myself a pocket protector.
Upon seeing how cool my pocket protector was, everyone else at Instructables requested that I make some for them.
In short, making your own pocket …
By: randofo
Intense, a DIY hasoline powered soda bottle rocket launcher -
You will need the following items.2- 3″ PVC pipe 15″ long
3- 3″ PVC Clean outs with caps
1- 1/2 12″ long plastic threaded pipe
1- 3″ PVC pipe cap
1- 3″ PVC pipe coupler
1- 2″ PVC 90 degree
1- 14″ piece of 1/4″ copper tubing
1- primer bulb
1- on / off / on momentary switch or off / on momentary if you use a piezo igniter.
1- coil , condenser , relay or piezo igniter.
1- 12 volt portable air compressor
1- can PVC glue
1- roll solder
1- small tank for gas 1/2 to 2 oz
1- small one way valve
1- pressure gauge minimum 50 PSI (air pump may include gauge and air T ) .
1- air T
1- 4 feet tubing 3/8 OD 1/4 ID for air
1- 4 foot small gas tubing that will fit in the big tubing , the smaller the better.
1- 4 foot spark plug wire
1 7.2 to 12 volt stick pack battery, available at hobby shops.You will need various other parts: Super glue, wire, battery connectors, nuts and bolts,etc.
If you decide to build this project you may need to improvise on various parts and construction.
All the parts I used may not be available to you, or you may have a better idea about how to construct this project . Either way , you need some building skills and good old fashioned rigging. good luck.
Gasoline powered soda bottle rocket launcher – Link.
www.randomgaming.tkIn this Instructible I will show you how to:
-Create your own scale (1m,1m) crossbow that is powerful enough to punch holes into various items.
-Bow saftey
-where to get materials
-what tools to use
-prices and …
By: paulm
In schools and colleges these days, teachers and professors are assigning more and more research papers to our work load. The process of writing a research paper is definitely a strenuous chore, but knowing the proper way to write one can pay off in the end when you get the good grade. The most co…
By: Brennn10
Jason @ Hackszine writes -
It’s still Alpha, but raop_play is an Airport Express client player that will allow you to send audio files, including http streams, to your Airport Express.Better yet, there’s an ALSA driver included with the package, which will make your Airport Express look just like a second audio output device. Once that’s set up, you can just configure your preferred music applications to send audio straight to the ALSA raop device. How cool is that?
Apple Airport Express Client Player – Link
Related:
Stream Music to Airport Express Without iTunes – Link
Have all (3) of your pens or pencils handy right on the refrigerator door, thanks to this handy instructable…
I personally have a lot of experience with pens and their dastardly cousins, them pencils. They seem to always escape my grasp especially when I need them the most, whether it be for sign…
By: Ducky Boy
This is so cheap and easy, it’s nearly cheesy. While trying to figure out how to make a remote lightning trigger from tv remote IR receivers (don’t ask) I came up with this idea, which I can’t really believe actually worked.
So lets photograph lightning for under 3 dollars.
(will get better pictur…
By: Falaco Soliton
This is so cheap and easy, it’s nearly cheesy. While trying to figure out how to make a remote lightning trigger from tv remote IR receivers (don’t ask) I came up with this idea, which I can’t really believe actually worked.
So lets photograph lightning for under 3 dollars.
(will get better pictur…
By: Falaco Soliton
