Do wish to be the hero of your own house security system? This article will explain how to construct an easy laser alarm circuit that can be used by an actual spy. Compared to expensive store bought alarms it is less expensive and a fun project to make oneself to secure its belongings. What is […]
Simple Rain Detector Alarm Circuit
Do anyone wish to avoid a sudden downpour from wetting its clothes? This article can teach something. This article will show how to build a simple rain detector alarm circuit. In order to warn when to bring umbrellas or other outside objects inside this circuit uses a sensor to detect rainfall and then sounds an […]
Automatic Street Light Circuit using LDR
This article teaches us how to use an LDR and relay to construct an automatic street light circuit. Due to the need of energy conservation many places are using LED street lights that activate on their own! In order to save energy these lights use a light sensor known as an LDR to detect darkness. […]
Adjustable Timer Circuit using 555 IC with Buzzer
In this article, I will show you how to create a timer circuit that can be adjusted with a buzzer using the IC 555. To me a timer is like a miniature clock designed for electronics. These timers have the ability to switch things on and off at predetermined times. We come across them in […]