Posts by Farwah Nawazi

Introduction Even in this era, there are so many places having no electricity, so solar systems are the best ways to utilize there. People i…

The temperature sensor switch is built across the two ICs LM35 and LM358. The relay in the circuit activates any electronic circuit connecte…

The four-level temperature-controlled switch circuit distinguishes between different temperature levels. After that, the circuit switches ON…

Introduction Every public addressing events employ a microphone and speaker, as it is a vital part of any public event. In many events, spea…

Introduction The circuit of the LED flasher is a circuit that flashes the LED and turns it ON and OFF. The chip of 555 timers is used in the…

Introduction The control element is the requirement in sound systems to prevent noise in the initial working moments of the amplifiers and t…

Introduction Making circuits are fun but sometimes the experience gets horrible when we try our best but the circuits don't work. In that ca…

Introduction In electronics, an LED driver or LED circuit is an electrical circuit that is used to provide power to a light-emitting diode (…

Introduction Security is the major issue. Public places like malls, government places like parliament, and courts. edu In this tutorial, we…

Introduction The circuit of an LED flasher with one-year battery life is very engrossing as it can flash an LED with these alkaline batterie…

Introduction A toggle touch switch is also known as a tumbler switch. It is a category of electrical switches that are activated manually th…

A darkness detector is basically a Light Dependent Resistor (LDR) interfaced generator of the square wave. LDRs are created from materials…

Introduction Sometimes while traveling you may have found dark places where there is no light. Thus, in those places, a person needs an emer…