| The author’s rechargeable battery collection comprises a large number of cells of various types, ages and states. Surely he cannot be the on...
More about LED (745)
| There are now many different types of LED candle simulators available. Before we begin to design a more realistic candle with a wind-noise d...
| Intelligent LCR meter In 1997 Elektor published a top class, cutting edge LCR meter with technical specs matching professional e...
| FPGAs are complex devices, and the tools for programming them are just as complex, so our aim is to help you get started one step at a time....
| While in the past we usually had to make do with a string of tiny, fragile light bulbs, which would flash at the most, now we can choose fro...
| This round earring with a diameter of 31 mm has eight LEDs, a voltage regulator, an MSP430 microcontroller together with some passive compon...
PREMIUM
| Practically the first thing you are taught about LEDs is that they need a constant current power source. Power LEDs are no different they ju...
| Practically the first thing you are taught about LEDs is that they need a constant current power source. Power LEDs are no different they ju...
| PureVLC brings its first Visible Light Communication (VLC) product to the market. VLC transmits data wirelessly using visible light as it...
PREMIUM
| The timer presented here is designed to look like and mimic a classic sandglass and should need zero explaining to your kids, the operation...