Power Source Search Results

How To: Build a looping rolling marble machine with magnetic elevator

Wow! No longer do you have to buy those huge marble machine roller coaster toys — you can DIY one! This video covers the materials, tools and techniques used to make a homemade rolling ball marble machine. If you haven't seen this rolling ball marble machine toy in action yet, WATCH IT. It's a looping rolling marble machine made with wood, rebar tie wire and polyurethane tubing, featuring a magnetic elevator.

How To: Replace a GFI outlet & how it works

GFI stands for Ground Fault Interrupter and is used in areas that have water. The first thing you should do before replacing anything electrical is shut off the power in the area you are working. When you remove the old outlet, you will notice a series of wires going into the bottom of the outlet and a series of wires coming out of the top. What is happening here is that the power is coming in from the bottom and then going out through the top. The reason for this is if something trips the fa...

How To: Build a portable power pack

If you're a geek, then this power pack will give you a total techgasm. The power pack allows you to charge pretty much anything you can fit into a 12 volt power jack in your car (where the cigar/lighter receptable goes). The power pack is a portable battery, so no need for charging your gadgets - like your cell phone - at home first before you head off to work.

How To: Fix sticking power steering with Sea Foam Trans Tune

Is your power steering binding when you're trying to turn? Or maybe it turns real easy to the right, but extremely hard to turn to the left? Well, that's a classic sign of a power steering rack that has problems. But before you go out and buy an expensive rack and pinion, and take the whole front end of the car apart to replace it, you might want to try a little trick first— Sea Foam Trans Tune, which is also for hydraulic and power steering systems.

How To: Make an DIY Aliens power loader prop for cheap

The Alien movies, most notably Alien and Aliens, are icons of sci-fi horror, and one of their most well-known elements is the awesome power loader that Sigourney Weaver's character Ellen Ripley used to tear the aliens apart. This video will show you how to make your own prop replica of the power loader at home for cheap, so that you can destroy aliens in your own films or maybe pretend to maul some party guests.

How To: Add multiple power outlets to your car

Sometimes when it comes to long road trips, we find out that having just on power outlet in your car isn't enough. iPod, cell phone, GPS, etc. how can you be able to use all these items and have just one power outlet? Well in this video, you find out how to add multiple power outlets for those long road trips.

How To: Fix a computer that doesn't power up or has no power

This quick video tutorial will show you how to fix a computer that has no power. If your computer won't power up, follow these steps: Check the back of the computer to make sure the power cord is plugged in, and check the other end of the cable to make sure it's plugged into your power strip, and that the power strip is turned on. Try plugging your computer directly into the wall. Check the switch at the back of your computer to see if it is in the 'off' position. Unplug the power cord. Hold ...

How To: Build a solar powered USB charger

Want to stop wasting energy charging your USB devices? Transform some cheap solar-powered garden lights into your very own solar USB charger. For step-by-step instructions on replicating this hack yourself, watch this video tutorial. Just watch to see how to build your own solar-powered USB charger with a few solar panels from those garden lights and some floppy disk wiring.

How To: Record a screencast in Linux

From brute force hardware-based solutions like pointing a camcorder at your monitor to more elegant, software-based solutions like (the free and open source) Xvidcap, there are no shortage of ways to create a screencast while running Linux. In this how-to from Linux Journal Online, Shawn Powers offers a comparative look at many of the most popular techniques employed by Linux users.

How To: Apply the 6th Law of Exponents

This is a video tutorial in the Education category where you are going to learn how to apply the 6th Law of Exponents. The 6th law of exponents says, to raise a product to a power, you can multiply each of its factors by the same power. For example if you have (acm) to the power x, that will be equal to the product of (a to the power x), (c to the power x) and (m to the power x). How is this done? (acm) to the power x is same as (a to the 1, c to the 1 and m to the 1). What we are doing is, w...

How To: Replace a damaged power cord on a Hitachi circular saw

Have an old power tool that works perfectly fine except for the fact that the power cord is shot or maybe you just bought a brand new power tool and accidentally cut off the cord? You're in luck because there is a way to replace that damaged cord. You'll need to take the part off that encases the cord on your power tool, in there you will find the switch the cord is connected to and connect your new cord to it.

How To: Simplify expressions with different exponents

This video shows the method to simplify expressions with different exponents. The video starts with the explanation of 16 raised to the power 1/4. This can be solved by taking the nth or the 4th root of 16 where n stands for the denominator of the fraction. Then the video explains 8 raised to power 4/3. This can be solved in two ways. First one involves taking the cube root of 8 and raising it to the power of 4. The second method involves converting 8 into 2 raised to the power 3 and taking t...

How To: Change power button settings in Windows 7

In this tutorial, we learn how to change power buttons on Windows 7. First, go to the control panel and find your hardware and sound section. Now, go to power options and change what the power buttons do. You will be able to see what your power options currently are, and change what they do when your computer sits still, the top shuts, or many other things. If you want the computer to hibernate, the computer will wake up when you touch it. If you go into a sleep state, you will have to reload...

How To: Set up an Element Tattoo power supply

Steve of Element Tattoo Supply demonstrates how to set up a tattooing power supply, specifically the Silver Bullet model. It has a voltage switch on the back. If in the US, set the power supply to the 115-volt setting. Outside the US, switch to the 220 volt setting. There are two power plugs in front for tattooing equipment (such as a foot pedal), and a dial for adjusting the power. The relative power is displayed on a LED display.

How To: Remove the power supply from a G5 iMac

Removing the power supply from the iMac G5 is a two step process. First, see where the power supply is located. Then begin the process of removing it. You can do using a very easy way described in this video. First unscrew the 4 torx screws that are located around the edges of the power supply. Be careful not to be too rough while doing so. Once you have unscrewed them, then gently lift or remove the power supply. However, we still have to unplug it from the iMac. Therefore, carefully unplug ...

How To: Install a fan on your Xbox 360 power brick

In this video, you will learn how to install a fan on your XBox 360 power brick. In order to do that, just follow these steps exactly like in the video: The first thing to do is to buy an 8mm fan and to clear the power brick. Now make a hole in the power brick case and glue the fan to it. Connect the negative and the positive wires like in the video and turn it on. If you follow these steps right, you will get the correct result. Your power brick will get more cold air and the risk of a RROD ...

How To: Set up a generator for a home or business

This video details how to set up a generator to provide back-up power for a home or business. Generators are the ideal emergency power solution for a home or business, generators can automatically transfer the power load from the utility power line to the generator when an outage occurs. To make sure the generator is always ready, generators can self run weekly and perform self diagnostics so maintenance issues are minimized or eliminated. When planning to use a portable generator, it should ...