| The circuit presented here uses a microcontroller programmed with Flowcode to turn garden lights on and off at user-definable times. At the...
| The circuit presented here uses a microcontroller programmed with Flowcode to turn garden lights on and off at user-definable times. At the...
| The design of this measuring instrument was based on thse requirements: - a microlight always takes off with the fuel tank full; – fuel cons...
| The circuit described here, called ‘LEDBUS’ allows a practically unlimited number of LEDs to be controlled and up to ten lighting programs c...
| The operating principle consists of measuring the average colour of an image and using colour LEDs to emit the same colour in order to ‘pain...
| A while ago the author saw a demonstration of a Philips television system equipped with the Ambilight system. This lights up the background...
| High-brightness LEDs are being used more and more widely in lighting applications. Here we present a simple ‘mood light’ using just a few co...
| The availability of increasingly high-performance digital cameras and falling prices has encouraged a good many people to take an interest i...
| As opposed to the good old light bulb, a CFL needs an amount of electronics to start and light properly. Here we show a suitable circuit. Th...
| Sure, the E-Blocks LED Chaser from the February 2007 issue is a bit elementary. This month we’re going to try and expand it to a larger numb...
| Remote controlled light switches are becoming more and more common. DIY stores have inexpensive sets consisting of several light switches an...