(1)LED billboard Construction Description

Each pixel contain  2 red 1 pure green 1 pure blue  total 4 pcs LED

Pitch 20mm , resolution  2,500 dots

(2)Professional analysis

No.

Professional analysis content

Analysis item

1

Color matching analysis

In order to make the color matching reach the best white balance effect,the color matching rate of different color brightness is  R/G/B/3/6/1

(3)Pixel Parameter

No.

   Item

Parameter

1

Pixel pitch

PH20 mm

 2

Pixel configuration

2R 1PG 1PB

(4)Tube Chip Parameter

No.

  Item

Wavelength

Brightness

Model No.

1

Red tube chip

620-625nm

400-600mcd

easter-A1

2

Pure green tube chip

520-525nm

1,100-1,600mcd

easter-A1

3

Pure blue tube chip

465-470nm

300-600mcd

easter -A1

(5)Screen Body Technical Parameter

1

Screen body area

5.12m(L)×3.84m(H)=19.66

2

Whole screen pixels

Real pixels:256dots(L)×192 dots(H)=49,152dots

Total: 4×4=16cabinets

3

Cabinet

Pixels: 64 dots×48 dots=3,072dots

Size:1,280mm×960mm

4

Display brightness

6,500 CD

5

Brightness adjustment

256 grade automatic, 8 grade manual

6

    Drive Mode

Static latching

7

View Angle

110 degrees(left and right view angle)

8

View Distance

8-200 meters

9

Grey Scale

256 grades

10

Display Colors

16M

11

Frame rate

60 Hz

12

Refresh rate

360HZ(Guarantee that the picture will not tingle when the pick up camera is kinescoping)

13

Control Mode

To be synchronized with computer monitor

14

Data Transmission

Parallel RS422 mode

15

Screen Lifespan

>100,000 hours

16

Blind Spot Rate

<0.0003

17

Operating Voltage

AC100V±240V  50~60HZ

18

Screen Body Power Consumption

Max: 800w,Average: 400w

19

Color Temperature

6,500K±500

20

Screen body weight

Less than 60KG/ (do not include outer frame)

21

Control Distance

120 meters(without relay)(optical fiber transmission 500M-10,000M)

22

System Working Environment Temperature

-20~+60

23

System Working environment humidity

10%—95%RH

24

System Operating Platform

WINDOWS(WIN98,WIN2000, WIN XP)friendly interface, Keep the interface for the secondary development