By Victoria Ries
Cordless phones were first introduced in 1980 with their frequency being 27 megahertz. As the original frequency became crowded, more were added to cope with demand. Frequencies with 900 MHz and 2.4 GHz were introduced, which are still available and in many cases satisfactory for most home uses. In the latter part of 2002 the newest frequency of 5.8GHz became available. Once used only for...
By Ermina Rotz
High-definition television (HDTV) produces amazing picture quality, and is thinner than a traditional television set. HDTV contains higher resolution and more scanning lines per frame. However, there are several disadvantages of this new technology to consider. The biggest disadvantage of high-definition television is the higher price. An HDTV can cost thousands of dollars, where a traditional...
By Rebecca Mastey
A pixel is the smallest unit of a digital photo used to display a tiny portion of the image. The most pixels an image has, the more detail it can contain. A megapixel is a unit of measure for digital photos. It is defined as one million pixels. Since a digital photo contains more data if it has more pixels, a higher megapixel rated digital camera can capture photographs that can be printed at a...
By James Gapinski
Digital cameras are the norm for most amateur and even many professional photographers. They offer convenient portable sizes, sleek designs, built-in features, easy PC uploading for cropping, and lower reproduction costs. Overall, digital cameras provide great features. However, buying a digital camera can be confusing. There are so many different bells and whistles available that an...
By Traci Vandermark
Samsung is a leading manufacturer of electronic devices, from home appliances to televisions to mobile phones. They also have a quality line of MP3 players on the market. Some simply play music and audio files while others support video as well. In order to download audio and video files to a Samsung MP3 player, the player needs to be connected to a computer. Samsung has made this process very...
By Nek Lian
Adding a subwoofer to your car audio system will add some punch to your music. If you're not getting all the thump you want, there are ways to dial up the volume of your system. These tuning and tweaking tips can help you punch up the sound of your system's subwoofer. Check the gain setting on your amplifier. The gain control regulates the strength of the signal that is fed from your car ...