Posts by Kiran Saleem

In this tutorial, we are going to make a "Door Knob Touch Alarm Circuit". There are many simple alarm devices for personal use in bedrooms o…

In this tutorial, we are going to make a "Fire Alarm Circuit". Things that are necessary for doing work anywhere, like workplaces, homes, or…

In this tutorial, we are going to make a "Stepper Motor Controller Circuit". When you want a specific amount of rotation stepper motors are…

In this tutorial, we are going to make a "Sound Generator Circuit Using IC HK620". In different electronic designs, we need to add sound out…

In this tutorial, we are going to make a "Broken Wire Detector". What to do if electrical wiring has been damaged inside a wall. When a wire…

In this tutorial, we are going to make a "TV Remote Signal Jammer Circuit". The TV remote signal jammer circuit stops the working of the TV…

In this tutorial, we are going to make a "Four Way Traffic Light Circuit". Several decades back, when people used to travel on foot, there w…

In this tutorial, we are going to make "Dark Detector Circuits using different Light Sensors". As we know that we always try to do and make…

In this tutorial, we are going to make a "Single Transistor Audio Amplifier Circuit". If your system has poor audio, it means that you have…

In this tutorial, we are going to make a "Portable Power Supply Unit". A portable power supply is a device, that allows you to stay plugged…

In this tutorial, we will make a "Half-Adder Circuit Diagram". In the case of binary number addition, we only get two numbers either 1 or 0…

In this tutorial, we are going to make a "Full Adder Circuit". In our day-to-day activities, we use cell phones, PDAs, and many more. These…

An IR Remote control is a line-of-sight-based wireless communication device that works in tandem with an IR Receiver. Here we design it by u…