This article discusses the theory fundamentals of lock-in amplifiers.
June 04, 2020 by Ignacio de Mendizábal
The 1-wire bus, though not as widespread as other protocols, is a valuable communication technique for certain applications.
March 09, 2020 by Robert Keim
In this article, we’ll take a look at the analog blocks for implementing the square wave-based synchronous demodulator.
February 12, 2020 by Dr. Steve Arar
In this article, we’ll look at the pros and cons of using a switch-based multiplier.
February 02, 2020 by Dr. Steve Arar
In this article, we will see how we can determine the SFDR for an ADC used in a radio receiver. Also, we’ll examine the ADC SNR requirement for this application.
December 22, 2019 by Dr. Steve Arar
Learn about the terahertz band, its properties, and the applications where it's finding utility.
September 12, 2019 by Dr. Neda Khiabani
Researchers at Northwestern University Center for Bio-Integrated Electronics are championing the development of sweat biosensors with their latest glucose and lactate sensors.
June 27, 2019 by Orlando Hoilett
Learn about a DSP technique that extracts the original digital data from a demodulated frequency-shift-keying baseband signal.
September 25, 2018 by Robert Keim
This article looks at the technology and the sample kits that Powercast provides users who want to learn more about the technology.
August 03, 2018 by Mark Hughes
Antennas provide the wireless linkage required for any satellite-based system. Here's a look at the many antennas of GPS.
July 25, 2018 by Marie Christiano
Optocouplers are undoubtedly effective, but alternative isolation technologies may be a better choice for your application.
July 13, 2018 by Robert Keim
This article explores the schematic design and basic features of a smart programmable wireless controller module I designed: the WiCard.
June 01, 2018 by M. Mahdi K. Kanan
This technical brief explains two distinct types of electromagnetic interference.
April 16, 2018 by Robert Keim
With all these invisible radio frequencies flying through the air, we should know a little bit about what exactly they are!
September 08, 2017 by Ryan Jones
Part two of building a device that can detect Wi-Fi signals and "react" accordingly.
July 26, 2017 by Jeremy Lee
Learn a little history of EMC compliance, some EMI theory, and some common EMI countermeasures.
July 17, 2017 by Nick Davis
Radio Over Fiber (ROF) combines RF and optics, providing optical links to replace strategic portions of cellular, satellite, and copper based systems.
June 14, 2017 by Marie Christiano
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.
May 05, 2017 by Robert Keim
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.
April 03, 2017 by Mark Hughes
This BIG piano will help exercise the mind and body! All you need is a few buttons, a speaker, and some dancing shoes.
March 29, 2017 by Ryan Jones
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