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    • How a Television Antenna Works

      How a Television Antenna Works

      "Low Tech" is the best way to describe a basic television antenna. Television antennas feature a series of elements cut to exact lengths which are designed to receive a compatible frequency from a transmitted television signal. Each element has a pair of metal rods (primarily aluminum based) extending from a boom. The key difference between

    • CSS (Content Scrambling System)

      CSS (Content Scrambling System)

      The Content Scrambling System, or CSS, is a Digital Rights Management, or DRM, encryption system that encrypts data on commercially-available DVDs and prevents users from copying the disc’s data to a computer file or another disc. The Content Scrambling System is also used to require all media player manufacturers to produce devices that are compatible

    • HDTV Receiver

      HDTV Receiver

      An HDTV receiver is essentially a device that receives and decodes high definition TV signals. HDTV receivers are needed along with a High Definition Ready TV set to view high definition programming. Sometimes an HDTV receiver is also referred to as an HDTV tuner or HDTV decoder. One of the first questions that should be

    • HDTV (High Definition TV)

      HDTV (High Definition TV)

      HDTV stands for High Definition TV and while the FCC does not have a standard definition for HDTV, it is widely agreed upon that HDTV is defined as having higher quality video, audio and a wider image aspect ratio than standard television broadcast signals. HDTV is part of a larger set of standards called ATSC.

    • TV Channel Frequencies

      TV Channel Frequencies

      TV channel frequencies are radio spectrum frequencies that are assigned to specific television channels. Because the radio spectrum is so large, most television channels are able to associate themselves with a range of radio frequencies, usually on the MHz scale, at which television receivers can tune into their specific broadcasts. TV channel frequencies are crucial

    • Picture Quality

      Picture Quality

      Picture quality is a general term used by the viewer to rate the inherent quality of the image. It is mainly subjective, meaning that each viewer rates the picture quality differently. Some people may think that an image is high enough quality, but you may have an individual with higher standards that may say the

    • How a Rear Projection TV Works

      How a Rear Projection TV Works

      As it sounds, a projection television, or more commonly a "rear-projection" TV work by projecting an image from behind the screen itself. Currently, there are three main types of technology used in rear-projection TV's: CRT, LCD, and DLP. Each uses a combination of projection devices, magnification lenses, mirrors, and screens to produce the image seen.

    • HDCP (High-Bandwidth Digital Content Protection)

      HDCP (High-Bandwidth Digital Content Protection)

      High-Bandwidth Digital Content Protection, also known as HDCP, is a newer form of Digital Rights Management (DRM) that was designed to control digital video and audio content. The technology was originally created by Intel to ensure that digital audio and video travelling across a Digital Video Interface (DVI) or High-Definition Multimedia Interface (HDMI) would follow

    • How to Download a Video from a Camcorder to a Computer

      How to Download a Video from a Camcorder to a Computer

      The process of downloading a video from a camcorder to a computer depends on whether the camcorder is digital or analog (old-style camcorder that uses tapes). For an analog camcorder, install a signal digitizer card in the computer, which is fairly common with today’s readily available off-the-shelf TV tuner cards. This card converts the analog

    • How Color Television Works

      How Color Television Works

      If you are wondering how a color television works, you should first understand how a standard TV set works and how the brain perceives TV signals. How a TV works For the most part a TV station broadcasts a television program by converting a television program (sound and video) into a radio frequency which is

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