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    • IIR Filter

      IIR Filter

      An IIR (Infinite Impulse Response) filter is a foundation element in Digital Signal Processing (DSP). It is one of two types of digital filters used in DSP applications and is an alternative to Finite Impulse Response (FIR) filters. The response in IIRs is considered infinite since there is feedback in the filter and they may

    • HDMI Optical Switch

      HDMI Optical Switch

      HDMI stands for High Definition Multimedia Interface; HDMI is an audio video interface that is used to transmit both digital audio and video streams of data which are uncompressed and encrypted. HDMI is slowly becoming the de facto standard for connecting digital audio and video sources to one another. For instance, many consumer electronics such

    • How to Build a Home Theater

      How to Build a Home Theater

      The concept of a home theater is excellent if you want to enjoy the cinema experience from the comfort and convenience of your home. If you are looking to build your own home theater, here are some recommendations. Choose a Room The size and location of your room will have definite consequences on how and

    • How Television Works

      How Television Works

      Most people spend hours each day watching programming on their TV set, however, many people might wonder how in fact television works. There are many parts to this process and many technologies that are involved. Following are the most important processes and technologies involved in making television work. Main Elements of the TV Process There

    • DirecTV Slimline Dish

      DirecTV Slimline Dish

      The DirecTV Slimline Dish is a relatively recent addition to DirecTV’s collection of HD-enabled satellite dishes. A DirecTV Slimline Dish is roughly 18” tall and 22” oval. Since DirecTV satellites are positioned in the Southern Hemisphere, all DirecTV Slimline Dishes must have a clear view of the Southern sky in order to receive DirecTV services.

    • Macrovision

      Macrovision

      Macrovision is a company that sells copy protection products. The company's first product was a copy protection system for VHS tapes, which was also known as Macrovision. For a detailed look at that system, read Antti Paarlahti's Macrovision FAQ. The Macrovision copy protection system was later extended to DVDs. Macrovision is designed to prevent DVDs

    • DirecTV SWM

      DirecTV SWM

      The DirecTV Single Wire Multiswitch (SWM) is a specially designed piece of hardware that allows a DirecTV satellite dish signal to be split and used with many different tuners/receivers. The usual configurations allow 5, 8, 16, or 32 connections to a single satellite dish. DirecTV SWM is useful because of the satellite dish’s previous configurations,

    • Irdeto

      Irdeto

      Irdeto is a company which sells conditional access systems for digital satellite and cable television. Irdeto is a division of Naspers, a South African company. In common usage, the term Irdeto is most used to refer to the Irdeto encryption system used by satellite broadcasters such as South Africa’s DStv and Australia’s Austar. The current

    • How to Split a Direct TV Satellite Signal

      How to Split a Direct TV Satellite Signal

      There are multiple ways to split a DirecTV Satellite signal. The main problem that viewers face is not being able to see a separate channel on each television sharing the signal. If this is not an issue for the setup, then the following options are available for those who wish to continue: Method One –

    • What is Sonic Update Manager?

      What is Sonic Update Manager?

      Sonic Update Manager is a secondary application that is included in the Sonic RecordNow software, a program that allows users to create CDs and DVDs. While Sonic RecordNow does not usually cause problems, Sonic Update Manager is often considered a nuisance because it continuously displays a message asking the user to insert the Sonic installation

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