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Understanding Schematics

Understanding Schematics

If you're looking to get a better handle on how to read schematics, this helpful guide will give you a head start.


Why Raspberry Pi Isn’t a Good Choice for Commercial Products

Why Raspberry Pi Isn’t a Good Choice for Commercial Products

RPi has done some amazing good in the world, especially for aspiring young engineers, but here's the breakdown on why it's probably not what you need for a professional project.


Analyzing the Moog Filter

Analyzing the Moog Filter

Learn about one of the only audio filter topologies out there, the Moog filter!


The Statistical Nature of Noise Analysis: An Introduction

The Statistical Nature of Noise Analysis: An Introduction

This article is an intuitive introduction to the statistical nature of noise and the basic calculations required to combine noise sources in a circuit.


Hardware Security Vulnerabilities that Engineers Should Know

Hardware Security Vulnerabilities that Engineers Should Know

Why should engineers care about hardware security? Because they can help prevent vulnerabilities through design!


Principles of Cache Design

Principles of Cache Design

This article will examine principles of CPU cache design including locality, logical organization, and management heuristics.


LTspice for Nyquist Plot Analysis

LTspice for Nyquist Plot Analysis

This article explains how to generate and refine a Nyquist plot in LTspice and how to incorporate this plot into your AC analysis.


Introduction to Bandgap Voltage References

Introduction to Bandgap Voltage References

This article presents some basic information about bandgap circuits, which are widely used to generate temperature independent reference voltages.


How to Use Nyquist Plots for Stability Analysis

How to Use Nyquist Plots for Stability Analysis

In this article, we’ll see that a Nyquist plot provides a straightforward means of determining if an amplifier will oscillate.


Understanding Nyquist Plots for Second-Order Filters

Understanding Nyquist Plots for Second-Order Filters

This article continues a series on Nyquist diagrams by explaining Nyquist curves that represent the transfer function of a two-pole filter.


Tips and Techniques for DC-DC Buck Converter PCB Layout

Tips and Techniques for DC-DC Buck Converter PCB Layout

Learn best layout practices for your DC-DC buck converter circuits.


Understanding Cutoff Frequency in a Nyquist Plot

Understanding Cutoff Frequency in a Nyquist Plot

This article continues our exploration of the Nyquist plot by examining the relationship between the plot’s curve and a filter’s cutoff frequency.


Low-Noise Voltage References: Understanding the Noise Performance of a Voltage Reference IC

Low-Noise Voltage References: Understanding the Noise Performance of a Voltage Reference IC

Working with a low noise voltage reference? Learn more about noise specifications and relevant voltage reference ICs.


Using LTSpice for Amplifier Noise Measurement

Using LTSpice for Amplifier Noise Measurement

Learn how to measure noise using LTspice for op-amp circuits with handy examples.


How to Use a Nyquist Plot for AC Analysis

How to Use a Nyquist Plot for AC Analysis

This article introduces the Nyquist plot and explains how to interpret this alternative method of visually evaluating a system’s frequency response.


NFC-Powered Sweat Biosensor for Glucose and Lactate

NFC-Powered Sweat Biosensor for Glucose and Lactate

Researchers at Northwestern University Center for Bio-Integrated Electronics are championing the development of sweat biosensors with their latest glucose and lactate sensors.


How Elliptic Curve Cryptography Works

How Elliptic Curve Cryptography Works

Learn about ECC or elliptic-curve cryptography, including its applications and benefits.


The Diffie-Hellman Exchange in Embedded Cryptography

The Diffie-Hellman Exchange in Embedded Cryptography

Ready to design more secure devices but not sure where to start? Learn about Diffie-Hellman cryptography in this technical article.


An Engineer’s Brief Introduction to Cryptography

An Engineer’s Brief Introduction to Cryptography

This primer on cryptography will help you understand the encryptions that are necessary for modern IoT device security.


How to Troubleshoot a DC-DC Buck Converter

How to Troubleshoot a DC-DC Buck Converter

This article addresses troubleshooting a staple of electronic systems that don’t always work as planned: switch-mode, low-voltage, DC-DC, single-phase, non-isolated, basic buck converter circuits.