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 ...

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

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 ...