Thanks to the dynamic development of television broadcasting in the modern world, there is probably no person who does not encounter antennas. In order to watch their favorite TV shows in the best quality, the user needs to connect the antenna to his receiving equipment. And then the question arises: which antenna to choose, active or passive? In this article, we will consider in detail the features of each antenna, as well as the scope of their application. But first of all, it is necessary to give a detailed definition of the very term “antenna” and briefly describe the history of creation.
Heinrich HerzAntenna is a special device whose main task is to receive or emit radio waves. It converts the fluctuations of the electric current into a radio wave or vice versa. As can be seen from the definition, antennas can operate on reception, transmission, or transmission. The simplest antenna operation Continue reading
Satellite TV is a high-tech service that offers the user a huge selection of television channels for every taste anywhere in the world. Satellite dishes mounted on the walls and roofs of houses have long been accompanying our lives, allowing you to watch satellite television at home. A dish connected to the receiver is installed stationary, is oriented to the satellite and works in one position for the entire service life.
satellite tv ship
Another thing is satellite TV equipment for mobile objects, for example, cars, buses, trains or ships. On a moving object, which is any vehicle, installing a satellite dish is useless, because without an accurate orientation to the satellite, the entire system is unsuitable for use and will be like a stopped clock showing the correct time only twice a day. Continue reading
Video Electronics Standardization Association (VESA) announced the release of DisplayPort 2.0 audio / video standard.
DisplayPort 2.0 (DP 2.0) is the first global update to the standard since March 2016. It provides for a three-fold increase in channel bandwidth, which provides support for resolutions over 8K, a higher screen refresh rate and high dynamic resolution (HDR) for high resolution, improved support for various display configurations, and an improved user interface for working with augmented / augmented reality (AR / VR), including support for virtual reality systems with a resolution of 4K and higher. Continue reading