In this really interesting and well-documented post, the author stdw, explains how he reverse-engineered a cable modem and turned it into a software-defined radio. The cable modem stdw reverse-engineered was …
Ham Radio, also known as Amateur Radio, is a non-commercial radio service that connects millions of radio enthusiasts around the globe. People use Ham Radio for education, fun, and it …
Wired is running an interesting article on how it’s the best time to get into Amateur Radio. With a dramatic increase in forest fires, floods and other natural disasters, there …
Electromagnetic Field (EMF) meters are used to measure RF radiation. With 5G deployments are growing worldwide, the obvious question is – which EMF meters are best suited for measuring 5G …
What is an RF bug detector? An RF or electronic bug is commonly used for acquiring secret information. A bug is a combination of a radio transmitter and a microphone …
The BBC has an article today on how an old television was found to be the source of radio interference that caused an entire village to lose internet connectivity. Radio …
Introduction Shortwave refers to radio communication using frequencies falling in the shortwave region of the electromagnetic spectrum, specifically from 1.5 MHz to 30 MHz. One of the main advantages of …
Over at Stanford University, John Gill and Nicholas Broad have uploaded their foundation course on Analog and Digital Communication systems. This course covers the fundamental principles underlying the analysis, design, …
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A multimeter is one of the most basic instruments for testing. You can use it to test DC voltages, resistor values and as well circuit continuity. At OneSDR we use …
What’s the best way to learn about electronics? The internet presents us with a wide variety of free instructional material by way of YouTube videos, Blog posts, Tweets and Manufacturer’s …