This is a very simple touch sensor switch that is build with the 555 timer IC. You just need to touch the metal plate and the relay gets energised and is kept in this state for about 100 seconds, then ...

Here is a simple capacitive touch switch circuit for electronics hobbyists. Even though the circuit uses smd components, construction of the touch sensor switch is not very hard because the whole ...

Posts from this topic will be added to your daily email digest and your homepage feed. In other words, Apple has patents to two of the biggest features that are rumored to appear on the next iPhone.

The touch sensors on smartphones and tablet computers allow people to sling angry birds across the screen or scroll through pages of cat pictures with a gentle finger swipe. To detect a user’s touch, ...