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  2. Optimum HDTV viewing distance - Wikipedia

    en.wikipedia.org/wiki/Optimum_HDTV_viewing_distance

    The best compromise with the ideal listening zone, the sweet spot, must be found; "Sound is 50 percent of the movie going experience" - George Lucas. [14] Please note! The optimal viewing distance is not suitable for designing a user interface; It is the distance actually observed in households that should be used. It is much greater than the ...

  3. Output power of an analog TV transmitter - Wikipedia

    en.wikipedia.org/wiki/Output_power_of_an_analog...

    The output power of a TV transmitter is the electric power applied to antenna system. There are two definitions: nominal (or peak) and thermal. Analogue television systems put about 70% to 90% of the transmitters power into the sync pulses. The remainder of the transmitter's power goes into transmitting the video's higher frequencies and the FM ...

  4. Rechargeable battery - Wikipedia

    en.wikipedia.org/wiki/Rechargeable_battery

    Data sheets for rechargeable cells often list the discharge capacity on 8-hour or 20-hour or other stated time; cells for uninterruptible power supply systems may be rated at 15-minute discharge. The terminal voltage of the battery is not constant during charging and discharging.

  5. Home cinema - Wikipedia

    en.wikipedia.org/wiki/Home_cinema

    A more expensive home cinema set-up might include a Blu-ray disc player, home theater PC (HTPC) computer or digital media receiver streaming devices with a 10-foot user interface, a high-definition video projector and projection screen with over 100-inch (8.3 ft; 2.5 m) diagonal screen size (or a large flatscreen HDTV), and a several-hundred ...

  6. Power supply - Wikipedia

    en.wikipedia.org/wiki/Power_supply

    An integrated power supply is one that shares a common printed circuit board with its load. An external power supply, AC adapter or power brick, is a power supply located in the load's AC power cord that plugs into a wall outlet; a wall wart is an external supply integrated with the outlet plug itself. These are popular in consumer electronics ...

  7. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    A large data-center-scale UPS being installed by electricians. An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

  8. How to Hook Up Your Home Theater - Wikipedia

    en.wikipedia.org/wiki/How_to_Hook_Up_Your_Home...

    How to Hook Up Your Home Theater is a 2007 American animated comedy short film produced by Walt Disney Animation Studios, directed by Kevin Deters, and co-directed by Stevie Wermers-Skelton. It was the first theatrical Goofy solo cartoon short since Goofy's Freeway Troubles (1965) 42 years earlier, [ 1 ] and the first official short of the ...

  9. THX - Wikipedia

    en.wikipedia.org/wiki/THX

    THX's I/S Plus systems include an AV Receiver + Speaker Bundle and are certified to fill a small home theater or dorm room where the viewing distance from the screen is 6–8 feet (1.8–2.4 m). These THX certified home theater in a box systems are so far exclusively made by Onkyo. [40] and Enclave Audio. [41]