All the info you need right here ✦ In this occasion I'll make a lighting system to be controlled remotely from my rc using ...

Description: Using an Arduino or a micro controller we can generate cool looking patterns with an led strip with addressable LEDs. In this case I'm using an Arduino uno (clone board) and a strip of ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...

There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low voltage ...

The spring of 1989 saw the largest pro-democracy demonstration in the history of China’s communist regime. The following timeline tracks how the protests began in April among university students in ...

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