Posts by Farwah Nawazi

Introduction Batteries would have no application if we don't have their chargers with them. Charger circuits influence electronic gadgets an…

Introduction If you have seen the planes arriving on the runways, you might have observed that the lane lights get turned ON, it is to be vi…

Introduction In electronics, timers are the circuits that provide the signal that changes the state of the system. To understand this, in th…

Introduction In our tutorials and articles, we have widely discussed many types of amplifier circuits. Here we are again with another audio…

Introduction Switches are our daily life, from our home appliances to other electrical machines, turning ON the switches is the only way to…

Introduction Electronic gadgets and devices can't work without batteries and chargers, Cell phones, Laptops, electronic devices, gaming gadg…

Introduction Gadgets and electronic devices have become a part of our lives. And, so are the batteries and their chargers. And, we all know…

Introduction Using a simple lock key for security in the present day, when everything is based on technology, is absurdly outdated. Even tod…

Introduction Electronic devices and gadgets do not work without batteries and chargers. They are the necessary components for any electronic…

Introduction We have already discussed a lot about amplifiers in our previous articles. And, now we are sure that you know that these are th…

Introduction Have you heard of breathalyzer or Alcohol level tester gadgets before? They are gadgets that calculate how much alcohol a perso…

Introduction Alarm circuits have a wide range of applications in different industries. This alarm sensor includes an intruder alarm, door al…

Introduction The water level indicator is very useful yet easy to make. Practically, used for the measurement of water. We can make the circ…