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The Sigmoid Activation Function: Activation in Multilayer Perceptron Neural Networks

The Sigmoid Activation Function: Activation in Multilayer Perceptron Neural Networks

In this article, we’ll see why we need a new activation function for a neural network that is trained via gradient descent.


Understanding Learning Rate in Neural Networks

Understanding Learning Rate in Neural Networks

This article discusses learning rate, which plays an important role in neural-network training.


Understanding Simple Neural Network Training

Understanding Simple Neural Network Training

In this article, we’ll review some important aspects of neural-net training, and then we’ll discuss the concept of overtraining.


How to Train a Basic Perceptron Neural Network

How to Train a Basic Perceptron Neural Network

This article presents Python code that allows you to automatically generate weights for a simple neural network.


How to Use a Simple Perceptron Neural Network Example to Classify Data

How to Use a Simple Perceptron Neural Network Example to Classify Data

This article demonstrates the basic functionality of a Perceptron neural network and explains the purpose of training.


How to Perform Classification Using a Neural Network: What Is the Perceptron?

How to Perform Classification Using a Neural Network: What Is the Perceptron?

This article explores the basic theory and structure of a well-known neural network topology.


Classical R-C Oscillators: The Bridged-T Network and the Wien Oscillator Network

Classical R-C Oscillators: The Bridged-T Network and the Wien Oscillator Network

Learn more about these two classic oscillator network topologies, including their simulations.


A Clever Oscillator Circuit You’ve Probably Never Heard of: The Sulzer Network

A Clever Oscillator Circuit You’ve Probably Never Heard of: The Sulzer Network

Learn about the Sulzer network, an alternative to classic R-C networks that is easier to tune over wide frequency ranges.


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.


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!


UPS in Critical Data Centers

UPS in Critical Data Centers

Data center applications require reliable power sources. Learn more about uninterruptible power supplies in data centers.


Introduction to CAN (Controller Area Network)

Introduction to CAN (Controller Area Network)

This article introduces the Controller Area Network (CAN) serial communication bus, detailing message frames, bus arbitration, and signaling.


Guide to USB-C Pinout and Features

Guide to USB-C Pinout and Features

This introductory article will look at some of the most important features of the USB-C standard.


Understanding the Virtual Short in Op Amp Circuits

Understanding the Virtual Short in Op Amp Circuits

This article explains and discusses an important simplification technique used in op amp analysis.


How to Design a Super Simple Sensor System for Industrial Monitoring Applications

How to Design a Super Simple Sensor System for Industrial Monitoring Applications

This article describes an Ethernet-connected subsystem of a larger modular sensor system designed for industrial or smart home sensing and monitoring. We will discuss a custom sensor subsystem developed for this application.


Projects Sep 12, 2018 by Mark Hughes
Hardware Evaluation of a Custom Programmable Wi-Fi Controller: The WiCard

Hardware Evaluation of a Custom Programmable Wi-Fi Controller: The WiCard

This article explores the schematic design and basic features of a smart programmable wireless controller module I designed: the WiCard.


PCB Layout for a Charge-Pump Bipolar Power Supply

PCB Layout for a Charge-Pump Bipolar Power Supply

In this article we’ll look at the PCB design for a low-noise ±5 V inductorless power supply.


How to Stream Sensor Data from Bosch’s XDK110 Evaluation Board to the MQTT Messaging Service

How to Stream Sensor Data from Bosch’s XDK110 Evaluation Board to the MQTT Messaging Service

In this article, we will take a look at the XDK110 rapid prototyping kit, characterize its hardware, explore its software environment, and demonstrate connecting the device to the MQTT messaging service.


Projects Apr 12, 2018 by Mark Hughes
Power over Ethernet (PoE) with Microchip’s EoE!

Power over Ethernet (PoE) with Microchip’s EoE!

Embrace the power of Power over Ethernet with Microchip's Ethernet of Everything!


Projects Jan 26, 2018 by Ryan Jones
What is Bluetooth 5? Learn about the Bit Paths Behind the New BLE Standard

What is Bluetooth 5? Learn about the Bit Paths Behind the New BLE Standard

The latest Bluetooth Specification provides features that allow increased speed and increased transmission distance. This article provides information about the various bit data paths used in the latest specifications.