We may receive a commission on purchases made from links. If you have an interest in electronics and have been hanging around DIY tech forums for a while now, chances are you already know what an ...

An earlier design introduced a touch solid-state AC switch. The new version advances this concept with a sophisticated human radar sensing system that can also be configured for IoT and smart ...

Abstract: Light bulbs in homes and offices consume up to 40% of electricity, yet many are inefficient, remaining at full brightness when not needed. This paper presents the design of a Light Emitting ...

Abstract: Energy conservation is an important matter as resources are decreasing at an alarming rate and this would create a lot of problems for the next generations. To overcome from this issue, a ...

We all want our home appliances to be controlled automatically based on some conditions and that's called Home automation. Today we are going to control the light based of darkness outside, the light ...

In electronics, there are many ways to play with light the way you dream. If you are looking for an inexpensive solution, regular light-dependent resistors (LDR) can also be used as optical sensors.

You have seen street light which automatically gets turned on in the night and gets turned off in the morning or day time, there are sensors who senses the light and control the light accordingly.