Tag: Audio
Monolithic Power Systems (MPS) MP7758 Audio Amplifiers
Monolithic Power SystemsMP7758 Audio Amplifiers are inductor less, fixed frequency, analog input Class-D audio amplifiers that drives power stereo speakers in a bridge-tied load configuration. These amplifiers are completely integrated thus reducing the solution size. The MP7758 audio...
Continue ReadingAudio Line Receiver using INA134
The project described here is a differential line receiver consisting of high-performance INA134 OPAMPs with on-chip precision resistors. The project is fully specified for high-performance audio applications and has excellent AC specifications, including low distortion (0.0005% at...
Continue ReadingAudio Line Driver using DRV135 with Balanced Output
The project presented here is a differential output amplifier that converts a single-ended audio signal input to a balanced output pair. This balanced audio project consists of high-performance OPAMPS with on-chip precision resistors. They are fully specified for high-performance audio...
Continue ReadingPyPortal 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 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 ReadingPICO DSP is Compact Arduino-Compatible ESP32 Board for Digital Signal Processing Applications
Since the introduction of the ESP32, the ESP32 audio development boards have endeared to the hearts of both hobbyists and electronics design experts. Recently, Ohmic Electronics is crowdfunding a new Arduino-compatible ESP32-based development board. The PICO DSP is an open-source...
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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