According to the SD Card Association website, Secure Digital (SD) memory cards are about the same size as a postage stamp and are popular for storing music and video files. Since SD cards are so small, they are popular for transferring information between various devices. The portability of SD cards make them ideal for use […]
A faulty coil may fire intermittently, produce a weak spark or kill a cylinder completely. Coils are sensitive to heat and may produce an intermittent problem if their internal components become weak. Once the winding inside weakens or breaks, the problem is irreversible. However, you can test the coil pack on your car using a […]
Replacing a flat tire requires only a few essentials. Know this easy (and all too common) automotive task, and you’ll be rolling again in no time. After reading this eHow you’ll be able to save yourself the hassle of waiting for AAA to come bail you out, you can just change the tire yourself.
Blood pressure machines are popular right now. But taking your pressure manually with a simple cuff and stethoscope will render an accurate reading. Just follow these steps. Purchase a blood pressure cuff like your doctor uses. It wraps around your arm and has a pump. You can find these in pharmacies or drug stores. They […]
Most rims come with three common sizes stamped or cast into the back side of the hub. These are the most important sizes to determine if the rim will fit the tire and the vehicle you want to put it on. However, there are two other measurements that are often disregarded, and these can be […]
A lensometer is an optometric device used to determine, or read, the prescription in an optical lens. The lensometer reads spherical power, cylindrical power, axis, and pupillary distance, and can also determine prism in a lens. The measurement images inside the lensometer are called mires, and are adjusted to determine prescription. The Eyepiece Adjust the […]
When reading clarinet sheet music, it’s important to know that the clarinet reads from the treble staff. Learn how to read a treble staff with help from an elementary school music teacher in this free video on clarinets.
Fluke digital multimeters perform a variety of measurement functions. They can measure voltage, current and resistance. By selecting the correct function on the selector knob, the measurement can be made and read on the digital display. Fluke digital multimeters have large digital displays, making the numbers easy to read. This makes it much easier than […]
A “fan belt” is also called a “v-belt” because it is shaped like the letter “V.” This belt is made of rubber, and powers everything from your vehicle’s water pump to the alternator. When this belt breaks, stretches or frays, it is necessary to replace it immediately to ensure your vehicle runs correctly. The first […]
Saltwater generators use dissolved salt in the pool water to create free chlorine that cleans the pool. The chlorine level in a saltwater pool should be around 1 part per million (ppm). If your saltwater pool is not reading any chlorine in the water, don’t swim in the pool. You’ll need to troubleshoot why the […]
Every engineering project starts with a good idea, but once the idea is concrete in someone’s mind, it needs to be solidified in engineering blueprints. The blueprints are drawings that engineers and other professionals use to construct the structure. At first glance, these blueprints can seem like hieroglyphics, but reading them requires just a bit […]
Learning to read industrial wiring diagrams can help ensure that you don’t make a costly mistake when dealing with industrial electronics. Industrial wiring diagrams use slightly different symbols than ordinary wiring diagrams. The symbols within a wiring diagram indicate which components should be placed in which positions, and are therefore vital to the correct functioning […]
Taking temperatures using an oral (mouth) thermometer is not difficult, especially if you using a digital thermometer. Make sure the tip of the thermometer is wiped clean with an alcohol wipe to sterilize it. Depending on what type of digital thermometer you use, there should be a little button on the top that you touch […]
Although easy in most vehicles, checking the transmission fluid is often neglected until a noticeable side effect occurs. Slipping gears or stains in the driveway can lead to irreversible damage to the transmission if it runs too low on fluid. Although the chemical properties of transmission fluid break down after time, the fluid remains at […]
Before a film or TV show gets to the production stage, someone has to "vet" the script and assure the producers that it’s a production worth making. This is the "development" phase of a project, and the job of vetting the script often falls to a script reader or story analyst who knows what elements […]
Body language may be categorized into two types: positive signals and negative signals. Positive body language includes smiling, nodding and making good eye contact. Negative body language includes yawning, frowning, making no eye contact and displaying a lack of attention. Facial expressions (apart from gestures and body movements) are the keys to finding out what […]