Circuits DIY – Page 352

In this tutorial, we will show you how to make a simple Power Bank using a 9 Volt battery. We can use this power bank during a power outage…

The Panic Alarm allows a person under duress to quickly call for help in the event of an emergency. There are many types of panic alarm circ…

Pulse-width modulation (PWM) is a modulation technique that is used by most communication systems for encoding the amplitude of a signal rig…

There are several ways of making an LED Flasher circuit. You can make one using transistors, microcontrollers, or a 555-timer IC. In this tu…

In this tutorial, I will show you how to make a Bi-Color LED Driver Circuit using a 555 timer IC. A Bi-color LED is a special type of LED th…

Wireless energy transfer is a method of transferring useful electricity from one place to another without the need for electrical conducting…

A transistor is the main component of many electrical/electronics projects. Therefore the testing of transistor before implementing a circui…

In this tutorial, we will show you how to make a circuit that produces a "tick tick" sound when powered up. This sound is similar to that of…

In this tutorial, we will show how you can make a simple Dark Detector circuit using a 555 timer IC. This circuit indicates the absence of l…

In this tutorial, we will show you how to make a Touch Switch Circuit using a 555 timer IC. The main component of this circuit is a 555 time…

In this tutorial, we will show you how to make a Time Delay Circuit using 555 Timer IC. The main principle of this circuit is to generate a…

In this tutorial, we will show you how to make an LED Strobe Circuit using 555 Timer IC. Strobe light produces regular flashes of light in o…

In this tutorial, we will show you how to make a Bi-Color LED Driver Circuit using a 555 timer IC. A Bi-color LED consists of three terminal…

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