All About Circuits

Latest Audio Articles and Videos

Categories

Understanding ADC Integral Nonlinearity (INL) Error

Understanding ADC Integral Nonlinearity (INL) Error

Learn about the integral nonlinearity (INL) specification and how it relates to analog-to-digital converter (ADC) errors.


9 Cool Electronics Projects to Bring You Holiday Joy

9 Cool Electronics Projects to Bring You Holiday Joy

On this holiday weekend, enjoy these nine cool electronics projects to make your “C.H.R.I.S.T.M.A.S” bright.


News Dec 24, 2022 by Jeff Child
ADC Nonlinearity—Missing Codes, Monotonicity, and Nonlinearity Effect on SNR

ADC Nonlinearity—Missing Codes, Monotonicity, and Nonlinearity Effect on SNR

Learn about eliminating missing codes through averaging, analog-to-digital converter (ADC) monotonicity, and the effect of ADC nonlinearity on the system's signal-to-noise ratio (SNR).


Using the Noise Figure Metric to Analyze Noise in RF Circuits

Using the Noise Figure Metric to Analyze Noise in RF Circuits

Concerning noise analysis in RF analog design, learn about the noise figure metric, including key aspects of this specification through examples.


XP Power IAS01 and IES01 1W Isolated DC-DC Converters | Asia Featured Product Spotlight

XP Power IAS01 and IES01 1W Isolated DC-DC Converters | Asia Featured Product Spotlight

This Featured Product Spotlight is part of a video series exploring the specifications, applications, and market context of new products.


PUI Audio AT Waterproof Transducer | New Product Brief

PUI Audio AT Waterproof Transducer | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


Digital Square Wave Generator Design Via a Ring Oscillator, 555 Timer, and Arduino

Digital Square Wave Generator Design Via a Ring Oscillator, 555 Timer, and Arduino

Learn about digital square wave generators using a ring oscillator, a 555 timer-based oscillator, and an Arduino-generated square wave oscillator.


MCU Advances Focus on Neural Processing, RRAM, and Payment Security

MCU Advances Focus on Neural Processing, RRAM, and Payment Security

MCU vendors continue to up their game. Latest chips serve up neural processing for the edge, innovations in on-chip non-volatile memory, and tech for secure biometric card payments.


News Dec 10, 2022 by Jeff Child
BittWare IA-420F Agilex™ FPGA Cards | New Product Brief

BittWare IA-420F Agilex™ FPGA Cards | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


What is Dithering? Using Dithering to Eliminate Quantization Distortion

What is Dithering? Using Dithering to Eliminate Quantization Distortion

Learn how dithering can be added to a signal to improve the performance of an analog-to-digital conversion system by eliminating quantization error and distortion.


Introduction to MEMS Microphone Technology—Analog vs Digital Microphones

Introduction to MEMS Microphone Technology—Analog vs Digital Microphones

MEMS silicon microphones are in everything from cellphones, hearing aids, smart speakers, computers, and vehicles. Learn the basics of how they work, their use, and what’s available.


Our Electronica Interview with Infineon PSS Division President Adam White

Our Electronica Interview with Infineon PSS Division President Adam White

In Infineon’s booth in the vast Hall C3 at Electronica 2022, we caught up with Adam White to talk supply chain, sustainability, green energy, and more.


News Nov 23, 2022 by Jeff Child
Qorvo ACT41000 Low Noise DC-to-DC Buck Converter | New Product Brief

Qorvo ACT41000 Low Noise DC-to-DC Buck Converter | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


Qualcomm Sets to Redefine Smartphones With Snapdragon 8 Gen 2

Qualcomm Sets to Redefine Smartphones With Snapdragon 8 Gen 2

Qualcomm's Snapdragon 8 Gen 2 platform hopes to enable unprecedented performance in flagship smartphones, leveraging technology called "Snapdragon Smart" and "Snapdragon Sight."


News Nov 18, 2022 by Jake Hertz
Diodes Incorporated DMTH4M70SPGWQ N-Channel Enhancement Mode MOSFET | New Product Brief

Diodes Incorporated DMTH4M70SPGWQ N-Channel Enhancement Mode MOSFET | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


Op Amp and Transistor-based Analog Square Wave Generator Design

Op Amp and Transistor-based Analog Square Wave Generator Design

Analog oscillator circuits are commonly used to create square wave clock signals for the timing of synchronous circuits. This article covers the theory, design, and key features of analog square wave generators.


Over-the-Counter Hearing Aids Go into Effect, New Designs Follow Suit

Over-the-Counter Hearing Aids Go into Effect, New Designs Follow Suit

As of today, users can buy over-the-counter hearing aids online and in-store, inspiring medtech companies to mobilize new design efforts.


News Oct 17, 2022 by Chantelle Dubois
Fourier Series Circuit Analysis—An Intro to Fourier Series Representation

Fourier Series Circuit Analysis—An Intro to Fourier Series Representation

Learn about the importance of the Fourier series in circuit analysis and the Fourier series equations, while gaining insight into how this analysis tool works.


“Eavesdropping” Side-channel Attack Can Spy Through Phone Vibrations

“Eavesdropping” Side-channel Attack Can Spy Through Phone Vibrations

Using mmWave radar technology, Penn State researchers recently discovered how to tap into mobile vibrations to eavesdrop remotely.


News Oct 14, 2022 by Jake Hertz
Ray Dolby, the Engineer Who Revamped Sound Technology

Ray Dolby, the Engineer Who Revamped Sound Technology

Before his name became a brand and a household word, Ray Dolby was a pioneer in noise reduction technology. His innovations revolutionized the audio and entertainment industries.


News Aug 31, 2022 by Lianne Frith