| In some circumstances it may be necessary to select LEDs with closely matched characteristics. This design makes the job a whole lot easier....
All items tagged with Circuit and LED (32)
| Here’s a dimmer that, besides being touch-controlled, also has a setting memory that enables it, for example, to turn the lighting on at the...
| The LED bicycle light that we described in the July/August 2009 edition of Elektor has proved very popular. The author was particularly stru...
| Until recently, the Philips SAA1064 LED driver IC has been a sort of unofficial standard for driving seven-segment LED displays. It can be u...
| The LM3410 IC is a constant current LED driver useful in either boost converter or SEPIC design applications. A SEPIC (Single Ended Primary...
| Although the acronym ‘LED’ has stood for ‘light-emitting diode’ since the 1960’s, LEDs have only recently started to emit significant amount...
| Accurate measurements that are not affected by ambient temperature may be taken when the part or circuit being tested is placed in an oven...
| The circuit presented in this article enables you to build a software-controlled 8-channel analogue switching unit that will be hard to be...
| The circuit described in this article is eminently suitable for those who appreciate comfort as well as sound quality. In the circuit...
| These days, if you want to protect your home and valuables, you can't avoid installing a clever and reliable alarm system. The circuit...