Latest Wireless/RF Technical Articles

A tipping bucket rain gauge, an RF transmitter and receiver, a PICAXE microcontroller, and an LCD can make a great…

A tipping bucket rain gauge, an RF transmitter and receiver, a PICAXE microcontroller, and an LCD can make a great addition to your weather station.

This article will give you the building blocks needed to create your own two-channel wireless remote controller.

This article will give you the building blocks needed to create your own two-channel wireless remote controller.

This technical brief describes channel-length modulation and how it affects MOSFET current–voltage characteristics.

This technical brief describes channel-length modulation and how it affects MOSFET current–voltage characteristics.

In this article, we are going to learn some basics about RFID technology and use an Arduino MEGA to a play around with a…

In this article, we are going to learn some basics about RFID technology and use an Arduino MEGA to a play around with a popular RFID module, the ID12LA.

The Sabertooth 2x32 motor controller can be used to create a robust drive platform for your next robotic endeavour. This…

The Sabertooth 2x32 motor controller can be used to create a robust drive platform for your next robotic endeavour. This article uses an Arduino Uno to communicate with the Sabertooth 2x32 controller.

This two-part project will begin by showing you how to create a robot base from a used electric wheelchair. Part 1…

This two-part project will begin by showing you how to create a robot base from a used electric wheelchair. Part 1 creates a simple robot platform for use with remote control. Part 2 will develop a platform for use with and Arduino.

Harvesting energy from non-conventional sources has received an increased interest as designers look for alternative…

Harvesting energy from non-conventional sources has received an increased interest as designers look for alternative power sources. Even though the power is usually harvested in small amounts, it is adequate for various low-power applications.

Learn how to build a system that can turn DC loads on and off using a mobile application. You'll also learn how to…

Learn how to build a system that can turn DC loads on and off using a mobile application. You'll also learn how to perform this task via immediate actions or via timers set in advance.

Now that we've got the Wandboard up and running, it's time to set up some tools to help us check in on our growing robot's status.

Now that we've got the Wandboard up and running, it's time to set up some tools to help us check in on our growing robot's status.

Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.

Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.

Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements,…

Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements, measurement tools, and expected results. There are many ways to classify signals!

In this article, we teach C-BISCUIT how to do important life things, such as booting into our OS of choice, and…

In this article, we teach C-BISCUIT how to do important life things, such as booting into our OS of choice, and connecting to the Wi-Fi it'll come to know as the gateway to knowledge.

This article covers everything you need to know to generate pulse-width-modulated signals with Atmel’s SAM4S Xplained…

This article covers everything you need to know to generate pulse-width-modulated signals with Atmel’s SAM4S Xplained Pro development board.

If your microcontroller doesn’t have a digital-to-analog converter, you can make a passable replacement with nothing…

If your microcontroller doesn’t have a digital-to-analog converter, you can make a passable replacement with nothing more than a pulse-width-modulated signal and a low-pass filter.

In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between…

In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between communication methods that do and do not use modulation.

In this article I'll show you one way of sending an SMS using a PIC 16F628A and a SIMCOM SIM900A module.

In this article I'll show you one way of sending an SMS using a PIC 16F628A and a SIMCOM SIM900A module.

SIMCOM's SIM 900A in Europe? Read on to learn how.

SIMCOM's SIM 900A in Europe? Read on to learn how.

A signal that does not repeat itself after a specific interval of time is called an aperiodic signal. By applying a…

A signal that does not repeat itself after a specific interval of time is called an aperiodic signal. By applying a limiting process, the signal can be expressed as a continuous sum (or integral) of everlasting exponentials.

The Particle Photon is a powerful little board with the ability to easily connect objects to the internet. This series of…

The Particle Photon is a powerful little board with the ability to easily connect objects to the internet. This series of articles will be enough to get you up and running with the Particle Photon.