Soreness Circuit Search Results

How To: Replace bObsweep's Bumper

The bumper for bObsweep Pethair and Standard are installed the same way. It holds the sensors that allow Bob to see any obstacles in his path. If a repair of the wall detection sensors is needed, the steps for replacing the whole bumper are the same when working on either bObsweep model.

How To: Avoid Injury While Exercising

When exercising at a high intensity, you know to expect some level of pain. That can make it difficult to identify when your body gives you a warning sign of injury. If you pay close attention, however, you can tell the good hurt from the bad. I talked to Dr. Brian Parr again, professor at the Dept. of Exercise and Sports Science at the University of South Carolina Aiken, who explained which symptoms of exercise are normal and which are bad:

How To: The Complete Guide on How to Build a Crystal Radio—Plus How They Work

There's a lot that goes into making a nice crystal radio set, so this is going to have to be broken down into two parts. The first part is the actual making of a functional radio, and the second part is making the whole arrangement look nice. In this part, I'm actually going to tell you more than just how to make a crystal radio, but I'm also going to explain how and why they work. Crystal radios are pretty Steampunk in and of themselves, since they were first developed in the late 19th centu...

How To: Take apart your Xbox 360 wireless controller

You might want to take apart your Xbox for a variety of reasons. This video will walk you through the process of opening up your controller from unscrewing to the trick of lifting of the cover. You can see the different part where you might need to replace or upgrade things. Step 1: Start out by making sure that the XBox 360 controller is not turned on. The green lights around the XBox button should not be lit. Take off the battery pack located on the back of the XBox 360 controller. Step 2: ...

How To: Build a universal motion alarm to protect your home

This video shows us the method to make a universal motion alarm to protect your home. You will need a reed switch with an alternating contact, a 9V battery with a battery clip, a switch, a buzzer, a small plastic box and a magnet. When a magnet is brought near the reed switch, it switches to the other contact and the switch is open. If the magnet is removed, the switch is closed and the buzzer starts ringing. Make the circuit with correct polarity for battery and the buzzer. Make a hole in th...

How To: Identify wire colors and do some basic home wiring

If you have never dealt with wire color-coding then Old64goat takes you through a very elementary tutorial that will give you the helpful aid needed to deal with common household wires. The first cord that is reviewed is the three pronged cord. The color wires contained within it is the green wire which is the ground prong, the white wire which is neutral, and the black wire which is the heat. Old64goat then demonstrates where the wires are connected to on the prong. He even gives out helpful...

Robot Basics: Using an H Bridge to Move Your Bot Backwards

I love robots. They have the potential to evolve into Asimovian destroyers of the human species, but have only just mastered the art of cleaning my rug. They have an ever increasing cool factor and a growing number of cheap and simple components that let the hobby roboticist reach for the burning miasmas of plasma. But to get to the stars, we need to start with the basics.

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 ...

How To: Install a trunk override light switch in a Saturn car

In this video, Richpin demonstrates how to install a trunk override light switch in a Saturn car. When you open the trunk in a Saturn, the light turns on and there's no way to turn it off. Thus you must have a switch in the circuit so you can turn the trunk light off. Select an out of the way place to mount the switch so it doesn't interfere with your cargo. Find the blue connector. The red wire with the black stripe is the ground wire from the latch switch. First, disconnect the battery. The...

How To: Drain and clean a hot tub spa

This eleven-part video tutorial discusses how to drain and clean a hot tub spa. It goes over the process step-by-step from turning off the circuit breaker to restarting the spa. It also gives helpful tips on cleaning the tub, working with spa chemicals and avoiding air locks that will make the process a lot more smooth sailing even for a novice spa cleaner.

How To: Design a safe kitchen

Home accidents. It's up to you to protect your family… your children… from accidents in the home. And there's one place that seems to get the most attention when dealing with safety concerns… The kitchen is one of the busiest, most accident-prone rooms in the house. Design a kitchen that will keep your family and guests safe.

How To: Easily clean silver and coins

Redneck Productions teaches viewers how to clean silver and coins. This shows you how to clean coins with electricity! This process is good because you do not have to rub or scratch your coins and silver in the process. First you will need to get a battery (AA) and wire. Connect the battery and wire with the wire connected to each side of the battery. Next, you will need to get a plastic Tupperware dish. In this dish mix the solution of equal parts baking soda and Iodized salt and mix this in...

How To: Make a Totally Geeky LED Pocket Watch That Tells Time in Colors

The cell phone may have replaced the pocket watch, but thanks to some clever mods and hacks, "old-fashioned" time telling is making a comeback. Smart watches that connect to your mobile device cannot only tell you what time it is, but also change the song you're listening to and let you know how many Facebook notifications are waiting for you. Frank Zhao, an electrical engineering student at the University of Waterloo, decided to do something a little different with his LED pocket watch. It h...

How To: Build a Long Range Laser Spy System for Eavesdropping on Your Neighbors

Eavesdropping from a distance can be tricky because it usually requires some sort of bug or transmitter. It's easy to transmit audio through lasers, but you can also use lasers to build a microphone that picks up audio from a distance. LucidScience built the Laser Spy System for about $20. To make your own, you'll need a cheap laser pointer, an NPN phototransistor, a headphone amp, and a few other small pieces listed below. A light-to-sound circuit is installed in a small plastic box with the...