Tri-Band Amplifier Circuit using TDA2030
Introduction In this tutorial, we are going to make a “Tri-Band Amplifier Circuit using TDA2030”. Tri-band is a … Read more
Farwah Nawazi
Power Bank Circuit for Smartphones
Introduction Let’s suppose you’re with your friends and want to take a selfie with your phone but boom! … Read more
Simple FET Preamplifier Circuit High Impedance
Introduction In some of our articles and tutorials, we have discussed and made different types of amplifiers, including … Read more
Simple Amplifier Circuit using Transistor 2N3904
In this Tutorial, we are going to make a “Very simple amplifier circuit using transistor 2N3904”. As you … Read more
Three-Input Microphone Preamplifier Circuit – LM348
Introduction Voice-activated or sound-activated circuits that are commonly known as mixer circuits are used to attenuate the sound … Read more
Dynamic and Electret Condenser Microphone Preamp Circuit
Introduction A microphone preamplifier, often known as a mic preamp, is a device that amplifies the microphone’s signal … Read more
TSH22 Audio Line Driver Circuit
Introduction To drive the transmission lines, the designers build the circuit, called the audio line driver. It is … Read more
A Beginner’s Guide to Raspberry Pi
Have you ever got a computer with a price range under 5 dollars? If not, then you must … Read more
Three-Input Mic Mixer Circuit Using Operational Amplifiers
Introduction If you use a microphone often, you already have known that there are two conventional microphone devices. … Read more
How to make RGB LED Controller
Introduction RGB LED has great usage nowadays, usually used for decoration for different occasions. For example, they can … Read more
Subwoofer Filter Circuit TL072 TL074
Introduction The subwoofer filter is basically the circuit that uses low-pitched frequencies of audio signals. The frequencies that … Read more
How to Make a Laser Tripwire Alarm Circuit
Introduction In this new era where we cannot rely on the old traditional security systems, many modern security … Read more
Low Pass Filter For Subwoofer
Introduction To play the lower notes of frequencies, a Low pass filter is used in subwoofers. The subwoofer … Read more
Door Security Alarm Circuit using Magnetic Reed Switch
Introduction In the modern era where everything relies on technology, using a simple lock key for security is … Read more
TL072 Passive Tone Control Circuit
Introduction To adjust the audio signals during the recording, or to control the bass response of the speakers … Read more
Guitar Preamp Circuit using 12AU7
Introduction Many of us are huge fans of music. And, thus we know the instruments use to make … Read more
