Here is a simple general-purpose security alarm circuit built on the Arduino platform. It brings up an obtrusive alert signal when an intrusion/theft attempt is observed by its front-end sensor. In ...

There are many proven benefits to having a wake-up light (also known as a sunrise alarm/light), one of which includes a cheerful wake-up as opposed to the ear-splitting aural alert of the alarm clock ...

When [Doug] moved into his new house, he found an old alarm panel set up — but it had no monitoring service any more. Not wanting to pay a monthly fee to have it setup, he decided to try interfacing ...

DIY electronics is entering a golden age with the help of powerful, cheap, programmable devices like the Arduino micro controller and Raspberry Pi mini computer. But the DIY potential of these new ...

The annual Consumer Electronics Show is in session, which means thousands of people have descended on Las Vegas to stare at next year's dust-gathering trash. Maybe you can do better. Maybe it's time ...

If you’ve been reading this blog for a while, you’ve probably seen us refer to the Arduino microcontroller on a number of occasions. This little circuit board is at the heart of many DIY projects, ...