Testing Procedures For PCB Board
---We perform multiple quality assuring procedures before shipping out any PCB board. These include:
* Visual Inspection
* Flying probe
* Bed of nails
·* Impedance control
·* Solder-ability detection
* Digital metallograghic microscope
·*AOI (Automated Optical Inspection)
Detailed Terms for PCB Manufacturing
---Technical requirement for pcb assembly:
* Professional Surface-mounting and Through-hole soldering Technology
* Various sizes like 1206,0805,0603 components SMT technology
* ICT(In Circuit Test),FCT(Functional Circuit Test) technology.
* PCB Assembly With UL,CE,FCC,Rohs Approval
* Nitrogen gas reflow soldering technology for SMT.
* High Standard SMT&Solder Assembly Line
* High density interconnected board placement technology capacity.
Surface Treatment
Lead-free HAL
Gold Plating (1-30 micro inch)
OSP
Silver Plating
Pure Tin Plating
Immersion Tin
Immersion Gold
Gold Finger
Other Service:
A) We have many special material as rogers, teflon, taconic, Fr-4 high tg, Ceramic in stock. Welcome to send us your inquiry.
B) We also provide sourcing components , PCB design , PCB copy , PCB drawing , PCB assembly and so on .
Product Details:
Payment & Shipping Terms:
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Highlight: | outside led screen,outdoor led billboards |
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P8 Full Color Outdoor LED Display Board Low Power Waterproof
Famous Brands Raw Material Selection
1) LED: well-known international brand, with wide viewing angle, high brightness, little attenuation, good heat dissipation, and vivid colors.
2) Driving IC: famous brands such as, Taiwan MBI, Japanese Toshiba, avoidable the defective phenomena, such as dark bright, virtual light and so on.
3) Power supply: industrial-strength brand. The power t maximum power reserve of 20% the space, the range of voltage fluctuation is less 5%, high stability.
4) Connector: Aerial grade brands ensure the stable transmission of power and signal.
5) PCB Board: adopt 4-layer design.
6) Easy installation:100 pieces of cabinets' installation can be finished in one hour by one person. The replacement of any cabinet can be done within 50 seconds.
Specification:
Pixel Pitch |
8mm |
Pixel composing |
1R1G1B |
Density |
15,625dots/m2 |
module resolution |
32 dots* 16 dots |
Module size |
256mm * 128mm |
P8 SMD led display board parameters:
Pixel |
8mm |
Short circuit protection |
Yes |
Standard cabinet size |
1024mm*1024mm or design |
Refresh |
400 Hz |
Weight per sqm |
40Kg/sqm |
Changing frame frequency |
50Hz / 60 Hz |
Whiteness brightness |
1300 cd/sqm |
Driving method |
Constant driving ,1/8scan |
Led package |
SMD 3in1 |
Working Environment |
Indoor |
Wave Angle (H) |
120°(H)/90°(V) |
Working temperature |
-10~50 |
Best view distance |
≥8m |
Working Humidity |
-10~90% |
Working voltage |
AC 220v/380v±10%50~60Hz |
Out of control |
1/10,000 ( scattered) |
Power consumption/ m2 |
300W/sqm |
lifetime |
100,000 hours |
Features of p8 outdoor led display board:
1. Can show information in different ways.
2. Using real pixels not virtual pixel,better viewing effect for text,graphic and other information.
3. Multiple design components to meet customer applications and the needs of the environment changes.
4. Uniformity is good, and it has very good consistency luminescence.
5. Could be remote control network.
6. The computer can display the broadcast advertising contents that was divided into sessions and
rolling cycle to reduce the cost of advertising.
7. Can show the bright text advertising day and night by scrolling to save the time and space.
picture show:
Contact Person: Miss. aaa
Tel: 86 755 8546321
Fax: 86-10-66557788-2345