Teach you four steps to solve the problem of optional LED display

In life LED display it can be said almost everywhere around us also have a wide variety of LED display, in the country there are also many LED display manufacturers and LED dealership, for it is the need to buy LED's people, how to buy the price to your satisfaction, the quality assurance of the LED display is a very troublesome problem. Zhengzhou LED display on the market, for example, in Zhengzhou, there are thousands of LED manufacturers have thousands of LED dealership, how to pick the right is not an easy thing to do in so many LED display, but also it really can not solve the problem, here we come to look at how the four-step selection LED display. First, consider the location of the installation of the LED. To be considered in the choice of interior indoor display, because within its lower brightness; consider semi-outdoor display used in the semi-outdoor, indoor strong light or hallway. Outdoors, use the highest brightness can rain, dust and mine facilities have outdoor display. Second, consider the display. Chosen for display only monochrome text display and asynchronous control system, it can display red; used to display text and simple pictures use two-color display, can display red, green, yellow, text and pictures. Synchronous and asynchronous control systems can be; used to display text and video images chosen full-color display and synchronization control system. Consider again the display requirements. Display text size calculated according to the number and the number of lines of text are to appear. 16 points per physical pixel × 16 dots can display a Chinese character. For example, Henan LED display, Φ3.75, Screen size is 3.04 meters long, 1.52 meters high, with a resolution of 640 × 320, can display 20 lines 40 characters per line. Each physical display video screen pixel should be greater than 60,000 points, or can not clearly show a picture or a video. Aspect ratio is determined in accordance with the proportion of screen body, for example, the common aspect ratio of 4: 3 or 16: 9,16: 10. Finally, consider the expenditure. The same display area, the smaller the dot pitch, the higher the resolution, the sharper the display text or image, the higher the power, the higher the price. For example, Φ5, dot pitch of 7.62 mm per square meter as number 17200; Φ3.75, dot pitch of 4.75 mm per square meter 44,320 like numbers. In life, if we have a problem you need to buy LED display must be based on careful consideration of the above four steps, and to select the appropriate counterpart LED display according to different needs. Henan LED display: http://www.zzwzdz.com/html/75/330/2015/2-28/20150228144410.htm Henan Xin Bai Li Technology Technical Support ww w.hnxblkj.com Tel: 1883 8255304