Latest IT / Networking Technical Articles

Bluetooth low energy (BLE) is designed to intermittently transmit information using a limited amount of power. This…

Bluetooth low energy (BLE) is designed to intermittently transmit information using a limited amount of power. This article provides the building blocks that allow you to add BLE to your projects for $5 (plus a one-time purchase of a $15 programmer).

Developing a robot with a computer brain needs a bunch of software tools on the computer side—like software drivers,…

Developing a robot with a computer brain needs a bunch of software tools on the computer side—like software drivers, third party tools for computer vision, simulation tools, and more. ROS framework gathers all these tools and manages how you develop a code for your robot.

Enter the world of the Internet of Things by building your own IoT notification device.

Enter the world of the Internet of Things by building your own IoT notification device.

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular,…

Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.

Use an Arduino/Genuino 101, a TI SensorTag, and an SD shield to build a BLE multi-sensor data logger that records…

Use an Arduino/Genuino 101, a TI SensorTag, and an SD shield to build a BLE multi-sensor data logger that records temperature, humidity, atmospheric pressure, ambient light and more.

Signal degradation is unavoidable, but various ICs, such as the DS250DF210, can help to restore what has been lost (or…

Signal degradation is unavoidable, but various ICs, such as the DS250DF210, can help to restore what has been lost (or eliminate what has been added).

This project uses the Alorium Technology XLR8, a Bluetooth LE HID Implementation, and the EasyVR voice recognition module…

This project uses the Alorium Technology XLR8, a Bluetooth LE HID Implementation, and the EasyVR voice recognition module to add voice-activated movements to your next project.

Connecting two parts of a system becomes complicated when your signals are up in the gigahertz range. Let’s take a look…

Connecting two parts of a system becomes complicated when your signals are up in the gigahertz range. Let’s take a look at some new cabling options.

Use Cypress Solar-Powered BLE Sensors, an Arduino UNO, and an HM10 BLE module to make your own multi-node temperature and…

Use Cypress Solar-Powered BLE Sensors, an Arduino UNO, and an HM10 BLE module to make your own multi-node temperature and humidity monitor and display.

Transmit humidity and temperature data with a fully functional, off-the-shelf, battery-less wireless sensor node.

Transmit humidity and temperature data with a fully functional, off-the-shelf, battery-less wireless sensor node.

This article is a deeper dive into the speed-related recovery characteristics of rectifiers, and how this dynamic…

This article is a deeper dive into the speed-related recovery characteristics of rectifiers, and how this dynamic behavior has significant effects on the circuits in which the rectifier is placed.

This article will help you understand rectifiers: how their static behavior differs from their dynamic behavior, and how…

This article will help you understand rectifiers: how their static behavior differs from their dynamic behavior, and how “speed” is used as a defining characteristic.

This article shows you two ways to use a Raspberry Pi Zero Wireless to track flights in your area. It also demonstrates…

This article shows you two ways to use a Raspberry Pi Zero Wireless to track flights in your area. It also demonstrates how it can control a 64×64 RGB matrix.

Learn more about the importance of capacitor ESR, how to measure it, and what factors can affect your measurements.

Learn more about the importance of capacitor ESR, how to measure it, and what factors can affect your measurements.

In this article, we'll first study types of noise and then try to eliminate them by filtering the data. Finally, we'll…

In this article, we'll first study types of noise and then try to eliminate them by filtering the data. Finally, we'll try to find peaks in that data.

The BNO055 is an absolute orientation sensor from Bosch that combines sensor data and a microprocessor to filter and…

The BNO055 is an absolute orientation sensor from Bosch that combines sensor data and a microprocessor to filter and combine the data, giving users their absolute orientation in space.

The MAX14775E offers high-performance capabilities that make it especially suitable for data transfer in harsh environments.

The MAX14775E offers high-performance capabilities that make it especially suitable for data transfer in harsh environments.

In this project, we will demonstrate the simplicity of RIOT by creating a data logger that will plot levels of light onto…

In this project, we will demonstrate the simplicity of RIOT by creating a data logger that will plot levels of light onto a graph on a PC server application.

In this article, I'll show you how I used one of my SIM900A GSM modules to send temperature and relative humidity to my…

In this article, I'll show you how I used one of my SIM900A GSM modules to send temperature and relative humidity to my personal website.