Circuits DIY – Page 42

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…

An LED Cube can be thought of as an LED screen, in which simple 5mm LED's play the role of digital pixels. A LED cube allows us to create im…

Have you ever thought to make any appliance that accords with your wish? For instance, a robot that you can control, an automation device th…

A music-reactive LED circuit is a simple electronic circuit that responds to varying sound levels, usually, of the rhythmic melody from near…

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

Liquid-level indication systems are cheap, durable & easy to design. They are essential in many facets of today's industry, whether it be th…

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