Digest: 10 materials about home theater screens and projectors

In the " World Hi-Fi " we talk about video equipment. We present to your attention the materials that will help adjust the color rendition of the projector, choose the appropriate screen for 4K-films and get rid of the "black bars" along the edges of the image.


Photo: a large cinema in the showroom "Audiomania"

• How to build a home theater, and what you can learn about the production of acoustics . This is one of our subject collections. It is waiting for you materials that will help you quickly understand how things are now with home theaters. We recommend this digest to those who are just familiar with the topic and are not yet ready to dive into the subtleties of the work of individual elements of the cinema.

• Choose a projection screen for 4K video . 4K projectors are picky about projection screens. We talk about how to approach their choice and avoid distortion. At the same time, we show photos of office and Full HD level paintings.

• How to choose components for home theater . Recommendations for those who conceived to build a home cinema from scratch. Let us explain why buying a projector and a screen can be more profitable than buying a TV. Let us see why the technology for home cinema is incorrectly compared with the equipment for “professional” cinema halls, and how the room for home watching movies can look like.

• How to build a cinema with a wide screen . There are a number of ways to optimize the viewing of films that differ in format from the native extension of the projector. Projectors with built-in motorized lenses can zoom in and out of the picture, but the result will be inferior in quality to the original. If you want to use the full-power projector matrix, you should use anamorphic or interchangeable lenses. We will tell you exactly how they work and what led to the emergence of a variety of film formats.

• Home Projector Calibration: Color Correction . The first of two articles that will help correct problems with color reproduction using a colorimeter and a free program ColorHCFR. The author tells how to measure the deviations of colors from the reference colors and what the graphs obtained during the measurement actually tell us.

• Home Projector Calibration: Deviation Compensation . Continuation of the previous article, in which the author describes the process of setting up color in ColorHCFR. The main recommendation is to remember that changes in one color channel lead to a shift in the others. Therefore, the different stages of setting will have to be repeated more than once. In order to facilitate the process, the control parameters are shown, which should be guided when setting up, as well as templates for adjusting the brightness.

Photo: large cinema in the office of "Audiomania"
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• THX tips: how to get everything from a home theater . THX Technical Director Scott Francis explains how to arrange furniture and equipment in a home theater. According to him, people often do not take into account the height of the furniture when the screen is installed, which is why the audience is forced to lift their heads and strain their neck muscles. Also in the article you will find tips on setting up equipment in your home theater for watching different types of videos - feature films and sports broadcasts.

• What is THX for the projector . The THX company is engaged in certification of audio and video equipment. In 2008, they developed a standard for projectors, guaranteeing the "truthfulness" of the image. JVC has been refining the DLA-750 projector for two years to successfully pass this certification. Let's tell how they did it. For each of the three stages of testing, control parameters and test images are given.

• How projectors will develop: interviews with representatives of Sim2 Multimedia . In this material, the leaders of the Italian company Sim2 Multimedia told about the present and future of the projector market. Representatives of the company appreciated the different technologies of projectors matrices and told what prevents the emergence of 8K projectors.

• Report from the factory for the production of projection screens Kauber . Kauber is a small Polish company that manufactures ready-made web screens. The brand produces a wide range of models, each of which customers can customize to fit their needs. For example, in the Kauber portfolio there are curved screens of complex shape and widescreen models with a 2.35: 1 aspect ratio. The material tells about the "Kauber" non-conveyor "factory and the future plans of the brand.

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