Posts by Farwah Nawazi

Don't you love to learn about the controllers behind these electronic devices, smartphones, computers, and other electrical and electronic d…

Introduction In this tutorial, we are going to make a "Tri-Band Amplifier Circuit using TDA2030". Tri-band is a technology that can often wo…

Introduction Let's suppose you're with your friends and want to take a selfie with your phone but boom! It's dead, or imagine you're attendi…

Introduction In some of our articles and tutorials, we have discussed and made different types of amplifiers, including preamplifiers. A pre…

In this Tutorial, we are going to make a "Very simple amplifier circuit using transistor 2N3904". As you know an amplifier boosts or amplifi…

Introduction Voice-activated or sound-activated circuits that are commonly known as mixer circuits are used to attenuate the sound of any mi…

Introduction A microphone preamplifier, often known as a mic preamp, is a device that amplifies the microphone's signal to raise its level…

Introduction To drive the transmission lines, the designers build the circuit, called the audio line driver. It is used in electronic amplif…

Have you ever got a computer with a price range under 5 dollars? If not, then you must have not known about the raspberry pi yet. A mini-com…

Introduction If you use a microphone often, you already have known that there are two conventional microphone devices. An audio interface, a…

Introduction RGB LED has great usage nowadays, usually used for decoration for different occasions. For example, they can use it in stage li…

Introduction The subwoofer filter is basically the circuit that uses low-pitched frequencies of audio signals. The frequencies that are belo…

Introduction In this new era where we cannot rely on the old traditional security systems, many modern security devices and systems are comi…