All About Circuits

Latest Wireless/RF Articles and Videos

Categories

How to Build an Arduino-Controlled AM/FM/SW Radio

How to Build an Arduino-Controlled AM/FM/SW Radio

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


Teardown Tuesday: GPS Navigator

Teardown Tuesday: GPS Navigator

Want to see what's inside a GPS unit?


News May 24, 2016 by Alex Udanis
Teardown Tuesday: Wearable Audio Recorder

Teardown Tuesday: Wearable Audio Recorder

Never miss that cute moment again! Kapture is a unique audio recorder that constantly records. What's inside of it?


News May 17, 2016 by Alex Udanis
Teardown Tuesday: Smart Remote Control

Teardown Tuesday: Smart Remote Control

What's inside a smart universal remote control?


News May 10, 2016 by Alex Udanis
WISP Wireless Power Platform

WISP Wireless Power Platform

The WISP microcontroller has the potential to revolutionize the way small IoT devices are powered and distributed.


News May 07, 2016 by Michael Greer
Teardown Tuesday: Car Finder & USB Charger

Teardown Tuesday: Car Finder & USB Charger

Ever forget where you parked? Nonda is looking to fix those issues with a product called Zus.


News May 03, 2016 by Alex Udanis
Breakthrough in Nanoimprint Lithography Could Revolutionize Flexible Semiconductors

Breakthrough in Nanoimprint Lithography Could Revolutionize Flexible Semiconductors

Collaborative efforts from UW Madison and partnering Universities have developed a new technique to create low cost, high power flexible semiconductors.


News Apr 30, 2016 by Zabrel Holsman
IoT and the Evolution of Smart Sensors

IoT and the Evolution of Smart Sensors

How cheap MCUs are turning ubiquitous sensors into the next IoT frontier.


News Apr 28, 2016 by Majeed Ahmad
Classification of Signals used in Electrical Engineering

Classification of Signals used in Electrical Engineering

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!


The Low Down on GPS Trackers

The Low Down on GPS Trackers

Once exclusive to Spy Movies, compact GPS trackers are becoming a reality. What are engineers making with these smaller systems?


News Apr 27, 2016 by Alex Udanis
C-BISCUIT: The Brains of the Operation

C-BISCUIT: The Brains of the Operation

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.


Projects Apr 26, 2016 by Trevor Gamblin
April’s Kickstarter Hardware Roundup

April’s Kickstarter Hardware Roundup

The month of April has brought us some truly unique crowd-funded toys in the form of some DIY speakers and two development boards with some great hardware features.


News Apr 25, 2016 by Aaron LaBarbera
Teardown Tuesday: Fitbit Charge Fitness Tracker

Teardown Tuesday: Fitbit Charge Fitness Tracker

In this week’s Teardown Tuesday we're going to take a look at the inside of a Fitbit Charge.


News Apr 19, 2016 by Alex Udanis
Bug Bounties Aren’t Just for Software

Bug Bounties Aren’t Just for Software

Here are 5 companies you wouldn't expect to offer bounty programs towards hardware and software bugs.


News Apr 16, 2016 by Alex Udanis
Sensor Fusion: 3 Key Design Challenges and Ways to Deal with them

Sensor Fusion: 3 Key Design Challenges and Ways to Deal with them

Sensors are becoming a ubiquitous element in the IoT bandwagon, which in turn, makes sensor fusion the technology to watch.


News Apr 15, 2016 by Majeed Ahmad
Pulse-Width Modulation with the SAM4S Xplained Pro

Pulse-Width Modulation with the SAM4S Xplained Pro

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


Projects Apr 14, 2016 by Robert Keim
Teardown Tuesday: Budget Smartwatch

Teardown Tuesday: Budget Smartwatch

In this Teardown Tuesday, we're going to take a look at the insides of a low cost (<$30 USD) smartwatch.


News Apr 12, 2016 by Alex Udanis
Check Out Cornell’s Wireless Biometric Pen Drive Prototype

Check Out Cornell’s Wireless Biometric Pen Drive Prototype

Two engineers from Cornell have combined the functionalities of a wireless pen drive with a biometric data security system, can they make it commercially viable?


News Apr 10, 2016 by Zabrel Holsman
IoT Development Board Comparison

IoT Development Board Comparison

A comparison of three development boards aimed at the IoT horizon. The Particle Photon, the Adafruit Feather Huzzah, and the Arduino MKR1000.


News Apr 08, 2016 by Michael Greer
Engineer Spotlight: Alexander Lee and the World’s First Wireless Oscilloscope

Engineer Spotlight: Alexander Lee and the World’s First Wireless Oscilloscope

We got to interview Alexander Lee from Aeroscope Labs about his experience developing the Aeroscope, the world's first wireless oscilloscope.


News Apr 07, 2016 by Tim Youngblood