2017年6月25日星期日

RGB LED Pixel Strings/Nodes

RGB LED Pixel Strings/Nodes is commonly used in holiday decoration and Sign Displays, each Pixel/Node can be controlled individually by controller using various communications protocols. Each Pixel uses 3 data channels to control it, one each for Red, Green and Blue. A string of 50 Pixels would use 150 channels in your sequencing software. (by www.bintekled.com)

The kind of LED string lights is good for Christmas decoration , it can be wrapped around the Christmas tree become color changing LED Christmas tree lights. Because it is waterproof, which can be used in outdoor Christmas decorations or Christmas light show . 

* There are several main properties that define each Pixel, and they include:


1. Form Factor for the RGB LED Pixel Strings

or other specified form factor .



2. LEDs Spacing between Each Node of RGB Pixles

Normally the spacing between each node is 4" or 6" , or other specified

spacing.


3.Power Supply Voltage for Smart Pixel Strings
Typically 5VDC vs. 12 VDC

4. Color Depth 
The number of bits of data used to control each color such as 4,6,8 12 bits Etc.

5. Waterproofing for RGB LED Stings
Typically IP65 , IP67 and  IP68.

6. Wire Size for Pixel Strings
The size of the wire connecting the Pixels together 18 AWG vs. 20AWG

7. Pixel (IC)Control chips for the Pixel Node
WS2801, WS2811, UCS1903, TM1809, TM1824 Etc.

8. Number of Wires Required 
Normally 3 wires vs 4 wires 

Pictures to show the colorful LED pixel string light and  some of applications using smart LED Pixel Strings/ Nodes:
Light up the bullet LED pixel nodes

















Smart Pixels Christmas Tree

RGB LED Channel letter signs

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