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Understanding the Early Effect

Understanding the Early Effect

This technical brief discusses the Early effect and how it influences the amplification characteristics of a bipolar junction transistor.


Will GaN Take Over Audio, Automotive? GaN Systems Talks Gallium Nitride Applications

Will GaN Take Over Audio, Automotive? GaN Systems Talks Gallium Nitride Applications

Gallium nitride, or GaN, was a hot topic among power companies at APEC 2018. AAC's Karissa Manske had the chance to ask GaN Systems CEO, Jim Witham, about what GaN's capable of and where we'll see it in the future.


News Mar 24, 2018 by Karissa Manske
MOSQUITO Attack Uses Headphones, Speakers, and Microphones to Leak Data Over Ultrasonic Frequencies

MOSQUITO Attack Uses Headphones, Speakers, and Microphones to Leak Data Over Ultrasonic Frequencies

A cybersecurity research group in Israel has recently published a paper in which they describe the MOSQUITO attack—an attack that can reverse speakers and microphones in air-gapped computers, and use them to send data to one another using ultra-sonic frequencies.


News Mar 20, 2018 by Chantelle Dubois
A Brief History of the Emergency Communications Network

A Brief History of the Emergency Communications Network

What are emergency communications networks? How were they developed and who put them in place? Here's a look at how the US spreads information to its populace quickly in case of emergencies.


News Mar 10, 2018 by Chantelle Dubois
How to Low-Pass Filter a Square Wave

How to Low-Pass Filter a Square Wave

This article, part of AAC’s Analog Circuit Collection, presents a circuit that is a good choice when you need to remove high-frequency noise from a digital signal.


Neutrik etherCON® Connectors | New Product Brief

Neutrik etherCON® Connectors | New Product Brief

Neutrik etherCON Connectors are built to transfer data in harsh and demanding environments, such as pro audio, video, and lighting networks.


What Exactly Is a Quartz Crystal, Anyways? A Look at Quartz Crystal Oscillators

What Exactly Is a Quartz Crystal, Anyways? A Look at Quartz Crystal Oscillators

This article explains some theory behind an extremely common electronic component.


One Circuit, Three Bode Plots: The Omnifilter

One Circuit, Three Bode Plots: The Omnifilter

This article, part of AAC’s Analog Circuit Collection, discusses a filter circuit that allows you to choose between a low-pass, a high-pass, and a band-pass response.


A New High-Performance Digital MEMS Microphone from Infineon

A New High-Performance Digital MEMS Microphone from Infineon

Here's a breakdown of Infineon's new high-performance digital MEMS microphone that offers power-optimized modes for low-current consumption devices.


News Feb 21, 2018 by Nick Davis
Two for One: A Buck Regulator and an LDO in a Single Package from Analog Devices

Two for One: A Buck Regulator and an LDO in a Single Package from Analog Devices

Called a Micro PMU, this IC from Analog Devices offers a 3A buck regulator and a 3A ultralow-noise LDO in a single package.


News Feb 09, 2018 by Nick Davis
When a Diode Simply Isn’t Good Enough: The Superdiode

When a Diode Simply Isn’t Good Enough: The Superdiode

This article, part of AAC’s Analog Circuit Collection, discusses an interesting circuit in which an op-amp and an ordinary diode work together to create a superdiode.


500mA of Current with a 1% Voltage Output Accuracy: A Low Noise LDO from Maxim Integrated

500mA of Current with a 1% Voltage Output Accuracy: A Low Noise LDO from Maxim Integrated

Maxim Integrated recently announced their new series of linear regulators that maintain ±1% output accuracy over a wide operating temperature range with only 12µVrms of noise.


News Feb 07, 2018 by Nick Davis
Design Kits Raising the Game for Amazon’s Alexa Voice Service

Design Kits Raising the Game for Amazon’s Alexa Voice Service

Here is a view of development boards for Amazon's Alexa audio technology and how they simplify design for voice-enabled speakers, appliances, and panels.


News Feb 06, 2018 by Majeed Ahmad
Implementing Your Phase-Shift Oscillator: Frequency Response and Amplitude Stabilization

Implementing Your Phase-Shift Oscillator: Frequency Response and Amplitude Stabilization

This article, part of AAC’s Analog Circuit Collection, explores a handy circuit that can generate sustained sinusoidal oscillations.


Stable and Precise Voltages: A New Family of Low-Power, High-Precision Voltage Reference ICs

Stable and Precise Voltages: A New Family of Low-Power, High-Precision Voltage Reference ICs

STMicroelectronics introduces their new family of micropower high-precision voltage reference ICs.


News Jan 26, 2018 by Nick Davis
How to Generate a Sine Wave: The Phase-Shift Oscillator

How to Generate a Sine Wave: The Phase-Shift Oscillator

This article, part of AAC’s Analog Circuit Collection, explains a fairly straightforward circuit that can be used as part of an analog oscillator.


Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

Resolving the Signal Part 1: Introduction to Noise in Delta-Sigma ADCs

This 12-part “Resolving the Signal” series aims to provide a comprehensive understanding of noise in delta-sigma ADCs. In part 1 of this series, I’ll focus on ADC noise fundamentals.


How to Build Your Own Function Generator Using Analog Devices’ AD9833

How to Build Your Own Function Generator Using Analog Devices’ AD9833

Tired of using your PC or mobile phone as a signal generator? It’s time to upgrade to a standalone one by making it yourself.


Projects Jan 17, 2018 by Cezar Chirila
An Op-Amp Limiter: How to Limit the Amplitude of Amplified Signals

An Op-Amp Limiter: How to Limit the Amplitude of Amplified Signals

This article, part of AAC’s Analog Circuit Collection, explores the design and functionality of an op-amp-based limiter.


CES 2018 Reveal: Qualcomm’s QC55100 Audio SoC Aims to Make Low-Power Earbuds

CES 2018 Reveal: Qualcomm’s QC55100 Audio SoC Aims to Make Low-Power Earbuds

Qualcomm has announced a new line of SoCs designed to keep earbuds low power and in a smaller form factor.


News Jan 10, 2018 by Robin Mitchell