More about switch (472)

18-09-2008 | As early as next year, the whole of Sweden will be equipped with intelligent meters. A revolutionary change in the way the power market work...

1-07-2008 | A wireless operated power point is described to help an elderly person switch off a lamp while in bed.

1-07-2008 | Most DVM modules are based on the well-known ICL7106 IC. They operate from an ordinary 9-V battery, and they only provide a fixed measuring...

1-07-2008 | This circuit can be called using your mobile or a regular telephone set (with DTMF keys) and after passing some procedures, you can control...

1-07-2008 | In most countries it is now mandatory or at least recommended to have a rear fog light on a trailer with the additional requirement that, wh...

1-07-2008 | This light dimmer has been especially designed for use with fluorescent lamps (FLs). The circuit contains only a few components and can be b...

1-07-2008 | We use a 6 V lead-acid battery as our source of energy, and a Luxeon 3 W LED as our light source. VCC therefore lies between a minimum of ar...

1-06-2008 | The switch-mode power supply unit (SMPSU) is renowned for its efficiency but notorious for its design complexity, compared with its predeces...

1-06-2008 | Switch Mode Power Supplies (SMPS) are often too quickly put aside because of their complexity. This article presents an overview to SMPS tec...

1-04-2008 | Significant improvements in sensing algorithms and control circuitry have expanded the suite of applications in which capacitive sensing tec...