How to avoid mistakes when buying full-color led display screen to buy a cheap screen

Time:2018-12-29 Views:145

When buying LED screen, everyone is eager to choose a satisfactory, inexpensive LED screen.But when a lot of people are choosing, or more or less fell into a few screen error, what error is it, below small make up give everybody detailed way.

One, to buy the best: first of all, the purchase of LED display screen should be combined with their actual situation, in order to meet the needs of some advanced ideas, but not blindly pursue the best.Although expensive generally speaking can compare a bit better, but should see whether symmetrical oneself use, also want a circumstance of economy according to oneself, can waste fund more only otherwise go up in the function that oneself do not need.

Ii. National standard and industry specification: the general specification of LED display screen was part of the standard in the 1990s, and now it is 2018. Looking back at the previous standard, too many changes have taken place.Take for example, the point of loss of control, the national standard is 5 out of 10,000, take the indoor double-base color LED display as an example.Generally, the 740480 standard resolution display is 10 square meters, with 42,465 points per square meter. According to the national standard, there can be 120 points out of control, but no one will buy such LED screen in the rapid development of modern life.

3. Free software and low price: a common problem of Chinese enterprises is that they only produce and do not research and development, and the LED display industry also has this problem.At present, only a few LED display companies have their own legitimate software, many people may not know that it is illegal to use piracy.Low price is good, but it is not necessarily what we want, more important is cost-effective.Same buy right, not necessarily buy the price is low, this is more difficult to distinguish.

4. Gray level: gray level is an important indicator of LED display screen. At present, many 14-level and 80-level gray screens pretend to be 256 level gray screens in the market.Here is a simple way to tell friends, that is to play a more intense playground surface video, check whether the LED screen can see clearly.

5. Life span: the technical data issued by the LED display manufacturer clearly states that the life span of the LED illuminator is 10,000 hours under the ideal state.This ideal state refers to the time of LED luminescence from luminescence to complete non-luminescence under constant pressure and current state in the laboratory, which is 10 million hours (11 years).As we all know, the amount of water in a wooden bucket is determined by the shortest wood board. LED displays are mostly electronic components of average quality, and their service life is usually less than 10 years. Therefore, it is necessary to polish your eyes when buying them.

The above points are small make up of the common errors in the purchase of LED display screen, I hope that when you choose and buy, with the above points as a reference, combined with their own actual situation to choose and buy, you can certainly buy a satisfactory, inexpensive LED display.