Parameters:
P20 virtual full-color LED Digital Display
LED Lamp (We use the auto-light splitter&color separation machine to ensure the coherence of the LED screen
No Color LED Chip Wavelength Brightness(mcd)
1 Red 14mil 625nm 550
2 Green 14mil 525nm 2200
3 Blue 14mil 470nm 400
Pixels
1 Pixel pitch: 20mm
2 Virtual pixel pitch 10mm(Adopting pixel communion, definition is four times than the true)
3 Pixel configuration: 2R+1G+1B
4 Life: 100, 000 hours
Cabinet
1 Size 1.280mX0.960m
2 Resolution 64*48=3072 Pixelts Virtual Resolution 128X96=12288 Pixets
3 Power consumption: 313W
4 Material: Steel with plastic painting, it anti-static, preven acid&alkali, shield molest of electromagnetism
5 Density: 2500dots/sqm
6 Virtual Density: 10000dots/sqm
Controller
1 Viewing angle (H) 120
2 Viewing angle(V) 60
3 Viewing distance: 20-300 Against sunshine and clear
4 Grayscale processing levels: 16bit individual nnit pixel adjustment for local R G B
5 Gray adjustment: Non-liner adjustment
6 Brightness: >7000CD/sqm;
7 Brightness adjustment: Auto/manual/timing
8 Contrast: 64000: 1
9 Image adjustment: White balance/ contrast/color/Brightness of individual module
10 Image process: Image noise reduction and increasing/color coordinate adjustment
11 Drive method: Unit static saveing, constant current, pixel sharing
12 Colors: 281.5 trillion
13 Equality of unit brightess: >0.95
14 Signal-to-Noise: S/N≥ 70dB
15 Frame number: >140 frames /s
16 Scan rate: 2000Hz
17 Control method: VGA/Video synchronization, network control, individual unit pixel control
18 Input signal: DVI/VGA, Video
19 Interface: Computer/windows
20 Transmit method: Digital transmit
21 Non-stop working time: >72 hours
22 Life: >100, 000 hours
23 Unfalt working time: >10, 000 hours
24 Scotoma rate: , 0.01%
25 Operating temperature: -25----+45
26 Waterproof rate: Face IP67/back IP54;
27 Screen unknit: Surface flatness < 1mm
28 Defending capability: Waterproof, anti-dust, anti-humidity, antisepasis, fireproof, fire resistance, anti-static
29 Alarming system: Overloading, short circuit, over voltage.
30 Power source: AC220V/110V AC50/60Hz
31 Data transfer range: RS232 < 10m RS485< 1.5km fiber optic: 15km
32 Operating Humidity: 10%~95%RH
We have supplied LED Display around the world the picture attached is one of the projects which located in Grand Canyon Univerty in U. S. A
{P20 virtual fullcolor outdoor LED billboard (5.76meter x 3.2meter)}