Circuits DIY – Page 103

In this tutorial, we are going to make a "Pulse Width Modulation Circuit". A pulse width modulation signal consists of electronic pulses tha…

In this tutorial, we will make a "Mobile Phone Detector Circuit". A mobile phone detector device can identify the existence of an activated…

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Using a simple lock key for security in the present day, when everything is based on technology, is absurdly outdated.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

PCB design & fabrication has found its integral importance in today's world of modern consumer electronics. But, designing & fabricating you…

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

Introduction As we already know that LEDs are widely used in electronic components. But, we cannot deny that in past its worth is not more t…

Introduction In electrical circuits and mechanical machines, the motor performs an influential role. Motors like DC motors, servo motors, an…

Introduction Sounds are part of the life of every normal being. It gives a person different feelings. For instance, if you're somewhere and…

Introduction In many electrical circuits, no voltage controllers are present there, hence if there is any change in the input voltage, it wo…

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