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The LM386: How National Semiconductor Put a Speaker Amplifier in Eight Pins

The LM386: How National Semiconductor Put a Speaker Amplifier in Eight Pins

Developed in the mid-1970s, National Semi’s LM386 collapsed a complete audio output stage into a single DIP-8 package running off a 9-V battery—and it became the first amplifier most hobbyists ever built.


News May 08, 2026 by Luke James
Analog Devices Unveils 2.0 Version of Its In-Cabin Automotive Audio Bus

Analog Devices Unveils 2.0 Version of Its In-Cabin Automotive Audio Bus

The new ADAA245x series increases bandwidth by 400 percent and introduces Ethernet tunneling for software-defined vehicles.


News May 01, 2026 by Jake Hertz
Mini-Circuits ZX60 Low Noise Amplifiers | New Product Brief

Mini-Circuits ZX60 Low Noise Amplifiers | New Product Brief

Mini-Circuits ZX60 Low Noise Amplifiers (LNAs) are engineered to amplify weak RF signals with high gain and a low noise figure, ensuring exceptional signal integrity across a wide frequency range. Watch and learn all about their features, specs, applications, and more!


Cadence Unwraps DSP IP Purpose-Built for Next-Gen Voice AI and Audio

Cadence Unwraps DSP IP Purpose-Built for Next-Gen Voice AI and Audio

Announced today, Cadence's new Tensilica HiFi iQ DSP doubles compute, octuples AI performance, and cuts power by 25% over its predecessor, targeting next-gen AI-voice and immersive automotive audio.


News Jan 21, 2026 by Duane Benson
Nisshinbo NL9620 Precision Instrumentation Amplifiers | Digital Datasheet

Nisshinbo NL9620 Precision Instrumentation Amplifiers | Digital Datasheet

Nisshinbo NL9620 Precision Instrumentation Amplifiers delivers highly accurate, low-noise signal amplification designed for demanding measurement and sensing applications. Watch and learn all about their features, specs, applications, and more!


Building High-Performance RF Systems with the Qorvo QPF5001 | Tech Guide

Building High-Performance RF Systems with the Qorvo QPF5001 | Tech Guide

In this Tech Guide from Mouser Electronics, explore how the Qorvo QPF5001 Dual-Channel 12W Transmit/Receive Module simplifies high-performance X-band RF design with integrated PA, LNA, and built-in limiter in a compact 6 mm × 5 mm package. Watch now to get started!


µA741: The Op Amp That Made Analog Simple

µA741: The Op Amp That Made Analog Simple

Released in 1968 by Fairchild, the µA741 brought internal frequency compensation and short-circuit protection to the op-amp world.


News Oct 24, 2025 by Luke James
Packing More Brains Into Buds: Multi-Feature AI on Tiny Silicon

Packing More Brains Into Buds: Multi-Feature AI on Tiny Silicon

Outfitting earbuds with more AI can be a challenge. Learn how compression techniques like sparsity, quantization, and memory-aware scheduling can help smooth the way.


How Hybrid-Driver TWS Earbuds Are Reengineering Consumer Audio Hardware

How Hybrid-Driver TWS Earbuds Are Reengineering Consumer Audio Hardware

Learn the hybrid design configurations used in today’s TWS earbuds, along with the engineering challenges that OEMs face when designing hybrid models.


Mini-Circuits PMA1-14LN+ Low Noise Amplifier | New Product Brief

Mini-Circuits PMA1-14LN+ Low Noise Amplifier | New Product Brief

Mini-Circuits PMA1-14LN+ Low Noise Amplifier is a compact, wideband pHEMT MMIC amplifier designed for high-performance RF applications from 50 MHz to 10 GHz. Watch and learn all about their features, specs, applications, and more!


Audio Roundup: The Sweet Sound of Miniaturized, Efficient Audio Devices

Audio Roundup: The Sweet Sound of Miniaturized, Efficient Audio Devices

These three audio devices target amplifier efficiency and transducer size to bring higher sound performance in everything from EVs to AI sports glasses.


News May 01, 2025 by Aaron Carman
TDK-Lambda HWS3000G Power Supply | New Product Brief

TDK-Lambda HWS3000G Power Supply | New Product Brief

TDK-Lambda HWS3000G Programmable CVCC AC-DC Power Supply delivers reliable, high-power performance with up to 3000W output in a compact design. Watch and learn all about their features, specs, applications, and more!


The GaN-Powered Future of Class-D Audio Amplifiers

The GaN-Powered Future of Class-D Audio Amplifiers

Learn how applying gallium nitride (GaN) power transistor technology to class-D audio amplifiers can improve signal fidelity, reduce power consumption, and provide a lighter, more cost-effective solution than silicon.


Craft Your Own Hardware Soundboard Using an Arduino Microcontroller

Craft Your Own Hardware Soundboard Using an Arduino Microcontroller

Learn how to turn an ATmega328 microcontroller and an assortment of readily available parts into a dedicated hardware soundboard.


2024’s Top Technical Articles and More

2024’s Top Technical Articles and More

As 2024 comes to an end, we look back on the year's most popular technical articles, industry articles, and projects.


News Dec 30, 2024 by Abby Garfinkle
Introduction to SLiCAP for Analog Circuit Design

Introduction to SLiCAP for Analog Circuit Design

Learn how to design and verify analog circuits using SLiCAP, a Python-based symbolic simulator program.


Understanding the Transformer-Coupled Current-Switching Class D Amplifier

Understanding the Transformer-Coupled Current-Switching Class D Amplifier

In this article, we’ll learn about the transformer-coupled current-switching Class D amplifier. Once we understand its operation, we'll compare its performance with two voltage-switching Class D configurations.


How to Hurdle Overswing and Noise In Low Power Designs

How to Hurdle Overswing and Noise In Low Power Designs

Overswing can occur when Zener diodes are pushed to their limits. Learn about why this happens and the problems it causes—and how to overcome the issue.


Understanding the Transformer-Coupled Voltage-Switching Class D Amplifier

Understanding the Transformer-Coupled Voltage-Switching Class D Amplifier

In this article, we'll learn how the transformer-coupled voltage-switching Class D amplifier works and highlight some of its advantages.


Understanding Class D Amplifier Non-Idealities: Reactive Loads and Parasitic Capacitances

Understanding Class D Amplifier Non-Idealities: Reactive Loads and Parasitic Capacitances

In this article, we'll learn about two important non-idealities of Class D power amplifiers and how they affect performance.