A Raspberry Pi and a laptop computer in the background

Raspberry Pi 4 (8GB) Setup for Windows Users

This walkthrough will guide you through how to set up a Raspberry Pi 4 using Windows. DEPRECATION NOTICE: Since...
White Light Emitting Diode

Electric Element: Zinc

For generations, zinc has been the metal of choice in applications spanning energy distribution and energy storage.  Present in weather-resistant metals, its...
A photograph of a Raspberry Pi 3B+ connected to a software defined radio and an LCD touchscreen.

Monitoring Severe Weather with SDR

On average, the month of May sees more tornadoes than any other time of the year.  One underrated technology that can help...
An LED light glowing bright blue next to a window.

Vetting a Germicidal Lamp

With the COVID-19 pandemic of 2020 in full spate, many concerned people are turning to ultraviolet (UV) light sources to destroy the...
Three RF attennuators marked 3 dB, 10 dB, and 20 dB

Converting and Interpreting Decibels

Decibels (dB) are an important unit for dealing with electronic signals.  And even though their scaling properties and endless variants such as...
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Economic Recession Tips for Students and Grads

You can change your degree plan, but you can’t change the economy.  That’s one of the lessons you learn as a graduate...
A picture of a SARS-CoV-2 virion with "scams and cybercrime" printed in front.

Outbreak-Related Phishing Scams on the Rise

In March of 2020, the United States Secret Service issued an alert regarding COVID-19 (Coronavirus) phishing scams.  The respiratory disease—which was officially...
A decorative screenshot of the Airspy application

Rejecting Images in Software Defined Radio

Software-defined radios (SDRs) are able to capture virtually any form of radio emission.  Popular SDR chipsets such as the very low-cost RTL-SDR...

RISC-V Development for Linux Users

So far, I’ve unboxed a couple of low-cost development kits featuring a relatively new Instruction Set Architecture (ISA) called the RISC-V.  The...

Unboxing the Sparkfun RED-V Thing Plus Board

Unboxing the RED-V Thing Plus Not too long ago, a relatively new instruction set architecture (ISA) hit the embedded programming...