First experiments with a M5Stack ESP32-based ATOM ECHO in default mode as a smart speaker.
Avnet's MaaXBoard, which is based on NXP i.MX 8M, is kind of like Raspberry Pi, but with hi-def video and audio processing
This a very good alternative to wireless microphones available in market. It is cheap and do the same job. let's explore BT communication.
DIY STK4141 amplifier, old is gold and the music experience with this amplifier is really fascinating. Let's DIY one using PCBWAY service
Small Size with a Big Big Sound
This is the tutorial about LA4440 2.1 amplifier making, I designed the PCB and GERBER and order them from JLCPCB, include Audio Test
Nice Size with an Amazing Sound you feel deep in the bass
Using some of the smallest Dayton Audio Speakers with a Big Big Sound
The idea is to put an AI agent in the doorbell, capable of taking actions freely. What could possibly go wrong?
This is Wuzhi Hi-Fi class D amplifier which can output a maximum of 100watts. This works on a voltage under 24volts and has a stable output.
Transform your Raspberry Pi Pico W into a USB to Bluetooth Audio Adapter.
Dual Transistor Made Amplifier Circuit (Tip3055+Tip147) || DC 12v - JLCPCB
Why class D amplifiers are not used in professional circuit, how amplifiers work and why Class D amplifiers are more efficient.
This amplifier is best and very cheap. Support two channel stereo amplifier. over power soft bass performance
Creating your own Bluetooth Speaker is a simple and fun project, which you can use around the house or in the garden, even while camping...
A mini amplifier - can be used in cars, home theaters and in small stereo systems. Hi-Fi TDA7377 operated on a single power supply unit.
The Project guides you through how to build a simple Bluetooth module for powering your dual right and left speakers.
This is small wireless and adjustable signal generator. we can change the wave types, frequency and amplitude using control panel.
Check out the features of this small, but serious Tesla Coil with flat "pancake" secondary.
This amplifier can output a maximum of 100watts and capable to run a 10 inch subwoofer. It is based on high fidelity 7498 IC. Follow design
I give my earphones a wireless audio transmitting power, Now I can plug any 3.5mm headphone/earphone and listen over bluetooth.
Today we will make an audio amplifier for low cost headphones and very good audio quality
