Consumer Appliances & Electronics

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  • Lighting Facts Labels - What They Really Mean
    The FTC recently extended the deadline for changing to the Lighting Facts packaging label to January 1, 2012. The label is supposed to make it easier for consumers to understand the energy costs of similar bulbs, but our investigation finds the new labels more notable for what they don't tell us.
  • Troubleshooting a Noisy Air Conditioner Compressor
    Noisy air conditioners can be annoying and potentially troublesome. It’s best to catch problems early, while they're easy and inexpensive to fix.
  • Sizing a Commercial Genset
    Generators for business use make sound economic sense if the power outages are a frequent occurrence, or if such outages are likely to cause hardships like in continuous process industries. Genset sizing requires to cater to all equipment that is essential for the business.
  • Calibrating an In-Service Light Meter
    A light meter has become an important tool to measure the light levels for various areas like photosynthesis and photography. Here we take a look at some important information regarding a light meter and how it is calibrated.
  • Basics of Multiplexing for Communications
    Multiplexing is a technology to transfer digital or analog data in daily use devices like telephone and television. Here, we discuss the various multiplexing technologies used for data transmission.
  • Tankless Water Heaters
    Most of the water heaters in common use come with large storage tanks. However, another type of water heater is gaining popularity. These are “tankless” water heaters, and they are the subject of this article.
  • Build, a High Power MOSFET Amplifier Circuit at Home
    The simple circuit design, with circuit schematic and construction details shown here will help you learn about how MOSFET amplifier circuits work.
  • Examples of Electromagnetism in Today's Technology
    In recent years the use of electromagnetism has gained more importance in modern technology. They have a wide range of application in all electrical fields and equipment.
  • Which Commercial Light Bulbs are Closest to the Sunlight Spectrum?
    Full spectrum sunlight bulbs offer a range of benefits compared to standard lamps. However, a lamp must satisfy a number of necessary criteria in order to claim these properties.
  • Tire Pressure Monitoring and Warning Systems
    Remote tire pressure sensing allows a vehicle owner to get current, constantly-updated pressure indication from a reading on the dash. This article discusses the two most popular methods now in use.
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