Category: Audio
PyPortal Winamp MP3 Player
This project will turn your PyPortal into an MP3 player to play your favorite tunes with the familiar Winamp look. Create and manage multiple JSON playlists and rock out to whichever one fits the mood. Take it a step further by choosing a custom Winamp skin and converting it for use on...
Continue ReadingDual 40W Audio Power Amplifier with Mute
The stereo audio amplifier project shown here is capable of delivering typically 40W per channel continuous average output power into an 8Ω load with less than 0.1% (THD+N). The project is built using an LM4766 chip from Texas Instruments, The performance of the LM4766, utilizing its...
Continue ReadingPre-Amplifier for MEMS Microphone
This is a low-cost, small-size audio pre-amplifier for MEMS microphone, OPAMP-based circuit amplifies the low-level analog signal coming from MEMS microphone to the desired level required for the next stage which is an audio amplifier, basically microphone level to line level. Resistor...
Continue Reading10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings
This is a Class-D Stereo audio amplifier project that provides 10W stereo output. The amplifier includes Gain control using 2 x Jumpers, Mute function, and shutdown function. RCA female connectors are provided for the audio source input, screw terminals are provided for an easy...
Continue ReadingMEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier
MEMS Microphones is setting a new performance benchmark across a growing number of industries. These innovative silicon microphones were designed to extend the benefits of the lowest possible self-noise (high SNR) and lowest distortion to an ever-expanding number of applications. The...
Continue ReadingMEET WAVE III – A PORTABLE 2-CHANNEL STEREO AUDIO PLAYER MODULE
Stereo finds widespread applications in audio media production owing to the growing demand for portable consumer electronics and listening systems like PA systems and sound boxes supporting impression and sonics of natural hearing. Form factor requirement of the new maker and DIY boards...
Continue ReadingSparkFun’s Qwiic Tsunami Super WAV Trigger
Qwiic Tsunami Super WAV Trigger is a powerful polyphonic embedded audio player designed by SparkFun in collaboration with James Robertson's robertsonics. The super powerful audio board is capable of producing high-quality audio. The audio board is "polyphonic," in contrast to most...
Continue ReadingAnalog Style VU Meter on OLED Display – Arduino Compatible
This is an analog-style VU meter on a 0.96″ OLED Display. The project has a 0.96″ OLED display, Atmega328 Microcontroller, 3.5 mm audio EP socket for audio signal input. This Arduino compatible hardware can be program using Arduino IDE. Operating Supply 5V DC. Analog Style VU Meter...
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