Learn how to create a simple DIY LED notification light for your smartphone by repurposing an old earphone jack and an LED ...

We keep seeing a lot of RGB lamps, but they’re also constantly increasing in size and complexity. Take this rendition, which uses a lot of RGB LEDs and has smartphone control (translated). The lamp ...

The process mentioned below shows how we can convert the LEDs to the light sensors so that it can be used for many other purposes also. Read on to know more about this.As the Blinkenlight Shield has ...

The answer, of course, is a word clock. This is actually [Eric’s] second version of a word clock. Like the first one, it uses 114 LEDs to back light the words on the display. In his first iteration he ...