Content for PAM8403

Say No to class D? Explained

“Why class D amplifiers are not used in professional circuit, how amplifiers work and why Class D amplifiers are more efficient. I made many audio amplifiers using Class AB configuration. But, working with those big amplifiers are very heavy job …

The Inspirer

“Cheer up your day with inspirational quotes & MP3 music for your desktop! The days are getting shorter, darker, and colder again - let’s fight the winter blues with cheerful, positive, and inspirational quotes backed up by your personal soundtrack! This …

Stargate Mirror With Visual and Sound Effects

“Stargate is one of my favourite sci-fi TV show of all time. It is actually in top 3 together with Star Trek and Battlestar Galactica. A while ago my wife gave me an idea for a mirror, which will look …

Piano Metronome

“This project was conceived of after I examined the types and styles of various off-the-shelf Metronomes. I am currently learning to play the piano and having a Metronome in order to keep time was necessary. I felt sure that I …

Project  LauraBox

LauraBox

“A children’s juke box controlled by RFID tags, based on an ESP32. Features: - Playback of user-defined MP3 playlists - Playlist selected though RFID tag. Cheap RFID stickers can be placed on any 3D printed model. - Battery powered, can play while …

MIDI Drum Machine

“A drum machine is a musical instrument which plays sequences and patterns. Usually drum machines produce percussion sounds, drum beats, etc. but this one has a built-in MIDI synthesiser, amplifier and speakers so it can produce “melodic” as well as …

Atari Punk Synth V2

“Version 2 of my previous Atari Punk Synth project powered by a Minimal ATmega328-PU config and Mozzi library. During the lockdown, I made a Synth Box Project “Arduino Punk Synth” to annoy my neighbor with its weird sound. (well …

Make a Smart Zigbee Connected Home Sensor Hub

“Make a wooden smart clock with Zigbee feature to monitor the environment of your home. Initially, I wanted to monitor the environment in another room by means of a Zigbee device collecting temperature and humidity data from a Thunderboard. I …

Full Digital FM Receiver With Arduino and TEA5767

“FM transmitters/receivers are among the top favorite circuits of any electronic enthusiast. In this article/video, I have introduced a complete digital FM receiver design that has equipped with an LCD screen and three push-buttons. It can search for …

How to DIY 32 Band LED Audio Music Spectrum Analyzer Using Arduino Nano at Home #arduinoproject

“Today we will make a 32 band LED Audio Music Spectrum Analyzer at Home using Arduino, it can shows frequency spectrum and play muisc at the same time. Note The max7219LED must be connected in front of the 100k resistor …