How to pick a appropriate LED display

You'll find so many LED display producers here in China. Many owners of factory, they have been involved in this field for more than 10 years.

But the best way to pick a suitable LED show. perhaps is really a old topic. but as far as I know, many buddies have no thought about this before they came to China. I pick the word"suitable", not "good". since distinct consumer has different requirement. great does not mean suitable, but suitable does means excellent for you.( led lamp controller)

it often regarded as as a project when you want buy a LED display. so you need to have a price range on it, one hundred,000, 80,000 USD? some thing like this. Then, it is the particulars about your project, for example:

1. exactly where is going to be the LED show installed? indoor or outside?

two. what message content is required? videos, images, or just characters?

3. what dimension will be your screen? width, height?

4. what will be the minimal viewing distance from your screen to the closest spectators?

five. what's the distance from LED screen to handle system?

6. what is the installation kind? inlay, pole, or some thing else?

following these information, it is possible to get a general solution from the supplier. for instance,you want an outdoor show for ad displaying, viewing distance is about 17 meters, you prepare one hundred,000 USD for it, along with the supplier may advocate P16,Cree LED chips, 40 square meters. ok, this solution sounds very good, then you could wanna check the high quality, this is most important for you. you do not want spend one hundred USD for a piece of paper. so, how to judge the top quality, possibly you are able to take into account depending on beneath details(dmx512 master controller)

Crucial Variables:

1. Smoothness (plainness on surface)

Preserve the smoothness inside 1 millimeter to insure the image not been curved.it is determined by assemble tech.

two. Brightness

For indoor LED show, it ought to be greater than 800cd/sq.m and for outside, it must be more than 1500cd/sqm. If brightness as well low, the image will likely be completely vague.brightness depends upon LED lamps you adopt and other factors

3. Viewing angle

usually speaking, for outside displays, viewing angle for horizontal is about 110 degree, and for vertical is 90 degree. the larger the better.

4. White balance.

To show a pure white colour, the ratio of RGB is three:six:1, wacth if there is certainly blue or red color in white color. This factor mostly is determined by control method and LED lamps

5. Color restorable.

The colour on LED screen must consist with show resources to maintain an excellent image.

6. Malfunctions dot, mosaic

Ensure there is no dead dot and mosaic on show

These factors are extremely crucial when decide on a LED show, it really is diffecult to maintenance for some unprofessional clients.( Dali controller Manufacturer, DMX signal amplifier)