Social Media Ideas for Audio Amplifiers

A Dual 38W Power Amplifier: A Compact STA540-Based Stereo Audio Board

This project brief describes how to build a compact dual-channel power amplifier module that delivers 38 W per channel into 4-ohm speakers using STMicroelectronics' STA540 audio am...

A 60 W Class-AB Audio Amplifier: A TDA7296-Based Single-Channel Power Amp

Learn how to construct a robust DMOS-based board featuring mute and standby controls. It easily drives 4 or 8 Ω loads for your next custom stereo or speaker project.

Wireless Amplifier Enables Network Streaming 

How can compact speaker systems add wireless streaming and dedicated bass amplification? A Class-D module combines network audio with 2.1-channel output. Viprof Electronics has int...

Smart Amplifier Enhances Voice Clarity

A new stereo smart amplifier combines nonlinear speaker control with adaptive DSP to reduce distortion, improve echo cancellation, and deliver higher audio output for AI-enabled co...

Nuvoton Teams up With Klippel To Reimagine Smart Audio Amplifiers

New chip weds advanced technology from Nuvoton and Klippel to create a high-performance audio solution for smart audio devices

Building a 5 V Single-Supply Electret Microphone Preamp

This project brief describes how to build a compact, single-supply preamplifier module that converts the output of an electret microphone into a usable line-level audio signal.

An Ultra-Low-Noise Pre-Amp For Audio Applications

Build an ultra-low-noise preamplifier with a JFE150 JFET and OPA202 op-amp, perfect for high-impedance sensors, hydrophones, guitar pickups, microphones, and turntables.

A 500 mA Power Op Amp Breakout Board With Precision Current Limiting

Safely drive up to ±500 mA into reactive loads. This compact module employs the LT1970A and offers independent 1% source/sink thresholds and onboard fault diagnostics.

UPDATED GUIDE: Adafruit MAX98357 I2S Class-D Amps – Stereo and Mono #AdafruitLearningSystem @Adafruit

The Adafruit MAX98357 I2S Class-D Amps – Stereo and Mono guide has been updated with information about the new Adafruit Stereo I2S 3W Amplifier Breakout – Dual MAX98357A breakout....

5 Things ROBBING Your AV Receiver of POWER! вљЎрџ”Љ

Think your AV receiver is underpowered? âš¡ Five common settings and setup mistakes could be robbing your system of amplifier power, headroom, bass impact, and overall home theater...

Ceva and Actions Show Off Strengths of Bluetooth HDT in New Audio Chips

The ATS296X series from Actions Technology combines Ceva's High Data Throughput radio IP with Actions' own dual-RF design, targeting links of roughly 7.5 Mbps.

The Best Stereo Amplifiers and Receivers Under $350

The TL072: A JFET Op Amp That Became the Default for Audio

Texas Instruments combined JFET inputs with a bipolar output stage in 1977—and it slowly took over guitar pedals, synthesizers, and mixing desks.

sonos syncs entire home acoustics with multi channel amplifier

SONOS’ amp multi system extends sound experience through architectural spaces providing an immersive sensory experience. The post sonos syncs entire home acoustics with multi chan...

Build an Instrumentation Amplifier with Picoamp-Level Input Bias Current

Discover how the LT1079 quad op-amp minimizes sensor loading in battery-powered designs. Active cancellation and an onboard bridge network ensure maximum precision for resistive se...

Humanoid robotics audio subsystem reference design

See how this reference design helps engineers build robot audio systems with voice capture, AI support, and microphone arrays. As humanoid robots become more capable, their audio s...

Build a Sonos Rival with the $30 AUD Louder ESP32 Board

Building a high-quality audio system can be both affordable and rewarding. By tmuWolverine, this deep dive highlights the Louder ESP32 board, which features an ESP32-S3 microcontro...

NXP Tunes Into Automotive Infotainment With Hybrid Radio-AI Processor

The compact system footprint and streamlined integration may help automakers adapt to shifting radio policies.

Amplifying the Sound: A Beginner’s Guide to Understanding Guitar Amps!

A guitarist cannot succeed in elevating the sound levels without a guitar amplifier. From the Fender Mustang amp to the iconic Marshall amps, knowledge of the various amps availabl...

Sensibel’s MEMS Smart Optical Microphone Hits New Performance Peaks

The new mic offers an 84-dBA signal-to-noise ratio and a 146-dB acoustic overload point—a 10-dB improvement over the industry standard.

Understanding Noise in FM Systems: The Tone-Modulated Scenario, Part 2

This article explores how combining signal and noise power reveals how the FM system’s output SNR scales with carrier amplitude and modulation index.

Marantz MODEL 70 Integrated Amplifier & CD 70, But North America Misses Out

Marantz has unveiled the new 50W/ch MODEL 70 integrated amplifier and CD 70 player ($750), bringing updated styling, HDMI ARC, Bluetooth, and upgraded performance to its entry-leve...

Советский эстрадный усилитель ЭСКО-100

Привет, Хабр! Этот стоваттный, а на самом деле 50-ваттный транзисторный усилитель в стильном алюминиевом корпусе, доставшийся мне в обмен на педаль гитарного эффекта, был предметом...

Advice on individual sound levels through headphones

Sounds like one solution would be a mini headphone/audio mixer, if (as I understand it) Stuart is taking the computer’s output and into his headphones. It takes the computer audio...