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P18.75 full color LED display screen

P18.75 Indoor stage curtain full color LED display screen


Stage background led display has another name, that is, wall concert led display. Stage background led display can be easily found in some superstars’ concert or some large activities. The applications of the background led display include:
1. High-grade entertainment
2. Large-scale song and dance soiree
3. Fashion conference
4. Outdoor advertising
5. Building wall decorations etc.
Stage background led display often adopts full color led display for it is used to show colorful pictures or vivid vedios. Because the audience are often far from the led display, the vewing distance must be long, the pixel pitch must be large. The common used models are P25,P31.25,P40. Stage background led display can be for indooe use and outdoor use. For outdoor use, the brightness must be higher than 5500 nits, the IP grade must be IP65. For indoor use, the brightness must be between 800 nits and 5500 nits, the IP grade must be IP54. The brightness can be asjusted by installing a luminance sensor or adjusted by the workers through the controlling PC. The controlling system it adopts is synchronous control system.

Technical Specification(P18.75mm):

Pixel configuration SMD3528 1R1G1B 3 in 1
LEDs configuration Red:wave length: 625~630nm;300-400mcd
Green:wave length: 525~530nm;600-800mcd
Blue:wave length: 470~475nm;100-150mcd
Pixel pitch(mm) 18.75
Pixel density(dots/? 2844
Calibrated brightness(cd/sqm,nit)  750 nits(adjustable)
Calibrated brightness proportion ratio R: G: B = 30%:60%:10%
Color temperature 3,500° ?9,500° K(adjustable)
Contrast ratio 4,500:1
Brightness adjustment(dimming) 100 grade auto/manual-adjustment
View angle(degree)(50% brightness)  Horizontal: 160° (80° off center); Vertical: 160° (80° off center) 
Readability viewing angle Horizontal/ Vertical: 170° (85° off center) 
Color capability 4.4 trillion
Refresh rate(Hz) >1200 Hz
Frame frequency(Hz) >60 Hz
Interface port DVI interface(DVI connector)
Input signal VGA, Video, AVI, MOV, MPG, DAT, VOB etc.
Protection grade IP65 front side/IP54 backside
LED Drive  Constant-current drive
Lifetime(hours)(50% brightness)  100,000 hours 
Signal transmission direction Horizontal
Operating temperature(Celsius degree) -30?65'
Storage temperature(Celsius degree) -35?70'
Operation humidity(RH) 0-95%
Operation humidity(RH) 0-99%
Servicing Front and back serving optional
Control mode Synchronous & asynchronous available
Communication options Wire Ethernet, Fiber Ethernet,RF wireless,GPRS
Power 120/240 V  AC single phase(50-60Hz)
Maximum power consumption(W/SQM) 170
Average power consumption(W/SQM) 68
Screen operation mode(scan/static)  1/4
Module configuration(Pixels quantities of the module) Length 16
Height 16
Module dimensions(mm) Length 300
Height 300
Cabinet configuration Length 2
Height 3
Cabinet dimensions(mm) Length 600
Height 900
Width 50
Screen configuration(Finished complet screen system) Length 5
Height 8
Screen dimensions(m) Length 3.0000
Height 7.2000
Screen Size(? SQM 21.6000
Recommend Optimal Viewing Distance: Minimum & Maximum  Min 11
Max  255
Resolution ratio(dots/pixels) Length 160
Height 384
Aspect Ratio(L:H) 0.41667
Packaging configuration 10 standard cabinets in  a packing case(1 cabinet in 1 packing case when the unit cabinet is more than 1.5SQM)
Packing material Wooden case/carton/flight case(optional)
Packing quantities 20
Packing volume(CBM) 6
Packing  Dimensions(mm) Length 650
Height 1050
Width 430
Packing weight(KG) net 216
gross 292
Tel:86-755-27592546 Email: sales@eraled.biz WhatsApp:86-189-389-501-10 / 86-189-389-501-58 Skype:ERALEDdisplay