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Using the Smith Chart to Design a T and Pi Matching Network

Using the Smith Chart to Design a T and Pi Matching Network

Learn more about L-sections and impedance matching by designing T and Pi matching networks using a Smith chart.


Creating a DCO-based Audio Synthesizer With an Arduino Nano

Creating a DCO-based Audio Synthesizer With an Arduino Nano

In this project, learn to create a digitally-controlled oscillator or DCO-based audio synthesizer with an Arduino Nano or an Arduino Uno.


Projects Apr 09, 2023 by Darby Hewitt
Analyze RLC Components Using the Admittance Smith Chart and Examples

Analyze RLC Components Using the Admittance Smith Chart and Examples

Learn about the admittance Smith chart to analyze a parallel connection of resistors, capacitors, and inductors, and see the circuit's behavior over the swept frequency range.


Designing Firmware for Embedded Systems Using Warnier-Orr Diagrams

Designing Firmware for Embedded Systems Using Warnier-Orr Diagrams

Go from chaos to clarity by learning how to design programs for embedded systems leveraging the Warnier-Orr diagrams.


The Smith Chart and Its Relation to the Reflection Coefficient and Impedance

The Smith Chart and Its Relation to the Reflection Coefficient and Impedance

Learn about the history and ins/outs of the Smith chart, as well as how it relates to the reflection coefficient and makes calculating impedance easier.


Mismatch Loss and Mismatch Uncertainty Via Attenuators and Statistical Models

Mismatch Loss and Mismatch Uncertainty Via Attenuators and Statistical Models

Learn about the effect of mismatch loss on a lossy line, a method to reduce the mismatch loss through fixed attenuators, and the statistical models of this error.


Exploring the Basics of Bluetooth Low Energy: A Beginners Guide To BLE

Exploring the Basics of Bluetooth Low Energy: A Beginners Guide To BLE

Learn about the Bluetooth low energy (BLE) wireless communication protocol, namely its features, protocol stack, and how it communicates with devices.


Mismatch Loss Effect on RF Power Measurement and Gain of Cascaded Amplifiers

Mismatch Loss Effect on RF Power Measurement and Gain of Cascaded Amplifiers

Using the mismatch loss equations, learn about the effect of mismatch loss on RF power measurement and the gain of cascaded amplifiers.


Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Learn how to derive the wave equations for a lossless transmission line and look at its infinite bandwidth and phase constant.


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.


Is Assembly Language Still Relevant for Embedded Software Development?

Is Assembly Language Still Relevant for Embedded Software Development?

As embedded systems continue to evolve, you might wonder: should I learn assembly language for embedded software development? Learn the answer in this article.


Electronic Component Aging—the Aging Effects of Resistors and Op-amps

Electronic Component Aging—the Aging Effects of Resistors and Op-amps

Learn about the aging behavior of resistors and amplifiers using temperature calculations and the Arrhenius equation to understand resistor drift, resistor stability, and op-amp drift.


Thermocouple Basics—Using the Seebeck Effect for Temperature Measurement

Thermocouple Basics—Using the Seebeck Effect for Temperature Measurement

Learn about the Seebeck effect and how the Seebeck voltage and Seebeck coefficient come into play within the scope of thermocouples and temperature measurement.


Temperature Drift in Resistors and Op-amps—Flicker Noise and Signal Averaging

Temperature Drift in Resistors and Op-amps—Flicker Noise and Signal Averaging

Learn about temperature drift in electronic circuits, namely in resistors and amplifiers. We'll also cover how the effect of flicker noise comes into play and how drift limits the effectiveness of signal averaging.


Introduction to Allan Variance—Non-overlapping and Overlapping Allan Variance

Introduction to Allan Variance—Non-overlapping and Overlapping Allan Variance

Learn about non-overlapping and overlapping Allan variance and how the Allan variance curve can be used to identify different types of random errors present in a signal.


TinyML In Action—Creating a Voice Controlled Robotic Subsystem

TinyML In Action—Creating a Voice Controlled Robotic Subsystem

We’ll be walking you through creating a robotic subsystem with a voice-activated motor leveraging machine learning (ML) and an Arduino Nano 33 BLE Sense.


Projects Jul 03, 2022 by Jake Hertz
Introduction to Bluetooth Mesh Models

Introduction to Bluetooth Mesh Models

Learn about Bluetooth mesh models—namely what they are—as we lead you through an example and the different types like generic, lighting, etc.


IoT Communication Protocols—IoT Data Protocols

IoT Communication Protocols—IoT Data Protocols

Dive deeper into the Internet of Things (IoT) communication through a brief overview of the different IoT data protocols.


IoT Communication Protocols—Network Protocols

IoT Communication Protocols—Network Protocols

Learn about some of the main Internet of Things (IoT) network communication protocols.


What is Machine Learning? An Intro to ML Basics

What is Machine Learning? An Intro to ML Basics

This article aims to contextualize machine learning (ML) for hardware and embedded engineers, what it is, how it works, why it matters, and how TinyML fits in.