Taizhou Haoran Machinery sells machines that create LED holiday light strings. Here's how it works. First, the wire is fed into the machine so it can be cut and shaped. Then, it is stripped at the ...

The LED string protocol is very simple, with one address field and one data field. [Tim] hooked up his oscilloscope to the LED strings to find out how they worked, detailing the results in a ...

Finally he looks at the Brite Star 50 Mini LED strings. These are the traditional white Christmas tree lights, except in LED. One bulb every four inches on the string adds up to a 2.4 Watt power draw.