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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.


My Day in Electronica’s Test and Measurement Hall A3

My Day in Electronica’s Test and Measurement Hall A3

Making use of his Friday at Electronica 2020, All About Circuits’ Jeff Child decided to explore the show’s test and measurement section: Hall A3.


News Nov 23, 2022 by Jeff Child
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
Laird Connectivity Sentrius™ MG100/BT510/BT610 Cumulocity IoT Kit | New Product Brief

Laird Connectivity Sentrius™ MG100/BT510/BT610 Cumulocity IoT Kit | 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.


Electrical Engineer Creates AI System to Track Elephants Without Tags

Electrical Engineer Creates AI System to Track Elephants Without Tags

EE professor Dr. Karen Panetta recently leveraged drones and machine learning to bolster elephant conservation efforts. All About Circuits interviewed Dr. Panetta to learn the details.


News Nov 21, 2022 by Ingrid Fadelli
Mushroom-based Substrates: Next Biodegradable Electronic Solution?

Mushroom-based Substrates: Next Biodegradable Electronic Solution?

Hoping to pave a path toward more sustainable electronics, could research into mushroom-based substrates from Johannes Kepler University (JKU) of Linz be the answer?


News Nov 21, 2022 by Jake Hertz
RTD Signal Conditioning—4-Wire Configuration, Ratiometric Measurement, & Filtering

RTD Signal Conditioning—4-Wire Configuration, Ratiometric Measurement, & Filtering

Learn about RTD (resistance temperature detector) signal conditioning through a four-wire configuration, ratiometric measurement, and input RC filters.


Rotary Position Sensor from onsemi Puts a New Spin on Inductive Sensing

Rotary Position Sensor from onsemi Puts a New Spin on Inductive Sensing

Using its patented technology, onsemi has brought inductive position sensing into the high-speed, high-accuracy realm. The device enables easy-to-implement PCB sensor designs.


News Nov 16, 2022 by Jeff Child
Researchers Blind and Deceive LiDAR in Autonomous Vehicles

Researchers Blind and Deceive LiDAR in Autonomous Vehicles

In recent years, researchers worldwide have found that LiDAR isn't a foolproof vision technology in autonomous vehicles.


News Nov 12, 2022 by Ikimi .O
RTD Signal Conditioning—Voltage vs Current Excitation in 3-wire Configurations

RTD Signal Conditioning—Voltage vs Current Excitation in 3-wire Configurations

Learn about resistance temperature detector (RTD) signal conditioning techniques such as voltage vs. current excitation and the three-wire configuration for dealing with the lead and wire resistance error.


Smart Boots and Leg Wearables Make Strides to Market

Smart Boots and Leg Wearables Make Strides to Market

From electrically-stimulating leg sleeves to smart industrial work boots, new wearables are safely putting more people on the move.


News Nov 10, 2022 by Jake Hertz
Blickfeld Unveils First Smart LiDAR Sensor with Built-in Software Stack

Blickfeld Unveils First Smart LiDAR Sensor with Built-in Software Stack

Blickfeld today announced its Qb2 smart LiDAR sensor, purpose-built for rapid deployment thanks to its onboard processing and Wi-Fi connectivity.


News Nov 09, 2022 by Aaron Carman
NASA’s EMIT Mission Taps FPGA Processing to Measure Surface Minerals

NASA’s EMIT Mission Taps FPGA Processing to Measure Surface Minerals

Representing a joint effort to accurately characterize the minerals present on the Earth’s surface, NASA’s JPL leverages optical and FPGA-based advances to help in modeling the Earth’s climate.


News Nov 08, 2022 by Aaron Carman
Amphenol IP67 Inline Flow-Through Temperature Sensors | Featured Product Spotlight

Amphenol IP67 Inline Flow-Through Temperature Sensors | Featured Product Spotlight

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


“Wi-Peep” Uses Wi-Fi-enabled Drone to Spy Through Walls

“Wi-Peep” Uses Wi-Fi-enabled Drone to Spy Through Walls

Leveraging a loophole in Wi-Fi, University of Waterloo researchers built a drone that determines the position of connected devices within seconds.


News Nov 07, 2022 by Aaron Carman
EV Component Roundup: New Chips Yield Quieter, More Efficient ADAS

EV Component Roundup: New Chips Yield Quieter, More Efficient ADAS

EV makers are developing more comfortable and higher-performance vehicles one chip at a time. Here, we'll highlight a new MEMS sensor, SiC-based power module, and radar transceiver.


News Oct 31, 2022 by Abdulwaliy Oyekunle
An Introduction to RTD Sensor Signal Conditioning Circuits

An Introduction to RTD Sensor Signal Conditioning Circuits

Learn about the basics of different signal conditioning circuits for RTD applications, including a voltage divider, Wheatstone bridge circuit, and delta-sigma (ΔΣ) converter.


Magnetic Field Strength Meter and Calibrator

Magnetic Field Strength Meter and Calibrator

This project will explain how to develop a system to measure magnetic field emissions at frequencies up to 150 kHz from high-current power cables without cutting or disturbing the cable.


Projects Oct 28, 2022 by John Woodgate
NXP Rolls Out Five Development Platforms for Matter 1.0 Designs

NXP Rolls Out Five Development Platforms for Matter 1.0 Designs

Seeking to provide the embedded IoT “plumbing” needed for smart home devices, NXP has unveiled a set of development platforms for implementing Matter-based designs.


News Oct 26, 2022 by Jeff Child
Modeling RTD Resistance-temperature Characteristics

Modeling RTD Resistance-temperature Characteristics

Model the characteristic curve of a resistance temperature detector (RTD) and the common standards used to characterize these devices like the alpha parameter and Callendar-Van Dusen equation.