Complex venues with multiple wireless systems create challenging RF environments. Learn how professional RF combiners solve intermodulation interference problems by combining multiple transmitter signals into a single antenna output. Discover the difference between passive and active linear amplifier systems, plus practical tips for minimizing IM issues in crowded RF environments.
Read MoreAnalog filters remain essential in high dynamic range RF systems and SIGINT applications. Combining analog and digital technology in radio frequency engineering delivers superior performance over purely digital solutions. Radio Design Group explores the critical role of analog filters in preventing A/D converter overload while preserving weak signal detection capabilities in challenging RF environments.
Read MoreExplore how All the Light We Cannot See prompted Jim to dive deep into the fascinating relationship between light and radio frequency technology. Learn how the electromagnetic spectrum enables modern communication from radio waves to visible light.
Read MoreA close call with lightning 200 feet above ground taught RDG founder and chief engineer Jim valuable lessons about RF antenna design. Discover how real-world experiences shape our approach to creating reliable radio frequency systems.
Read MoreDiscover the real-world math behind Hidden Figures and its connection to RF engineering. Learn how Euler’s Method, a centuries-old mathematical technique, is still shaping modern technology—from spaceflight to GPS. Read more on the power of mathematical innovation in RF design.
Read MoreEngineers are known for their relentless curiosity and drive to make things better—but sometimes, that drive can be a double-edged sword. In this blog, we explore what it really means to have The Knack, how it fuels innovation, and when to finally say, “Good enough!” Think you might have The Knack? Take our quiz and find out!
Read MoreWhat exactly are radio waves, and how do they work? In this blog, we break down the basics, exploring the science behind radio frequency communication and its role in modern technology. Whether you're an aspiring RF engineer, an amateur radio enthusiast or simply curious, this post has you covered!
Read MoreDive into the drama of Crimson Tide and explore how reliable communication systems are critical to submarine operations. Discover how RDG’s innovations in RFDU technology could have changed the narrative in this cinematic thriller.
Read MoreDiscover how solar activity really affects Ham Radio communications, from unexpected long-distance connections to complete radio blackouts and learn about the potential risks of electromagnetic pulses (EMPs) on critical systems.
Read MoreThe 1980s and 1990s were a transformative period in communication technology. In this post, we delve into some of RDG's most notable projects from this era, highlighting the technological advancements that set the stage for modern communication systems.
Read MoreFrequency Modulation (FM) is a key technology in the world of radio communications, offering a unique way to modify a carrier signal. Unlike Amplitude Modulation (AM), which alters the signal's strength, FM changes the frequency of the carrier signal based on the modulating signal. This approach provides notable advantages, such as better resistance to noise and interference, but also comes with its own set of challenges.
Read MoreObsolescence mitigation is a complex process. Especially when you are mitigating issues found within products of your own design, where just the right components were selected previously, and now, through no fault of yours – you must replace those once ideal components.
Read MoreTheirs may go to 11, but ours goes to 32… Read more about how the cult classic film inspired the design for one client’s audio gear, and how sound amplification works.
Read MoreExplore the history and applications of AM modulation, from Morse code origins to modern communication. Understand the basics, including sidebands, and discover its ongoing impact on radio transmission.
Read MoreDiscover how Amplitude Compandored Sideband (ACSB) technology, once overlooked, is making a comeback to address modern communication challenges.
Read MoreWhy would anybody keep using a radio that is over 30 years old? As crucial pieces of equipment go beyond the period of support from the original equipment manufacturer (OEM), third-party support can become quite daunting. Read more about how we provide this crucial service to both commercial and defense customers.
Read MoreHow do decibels work? How are decibels measured? How are decibels calculated? Check out our in-depth guide to decibels!
Read MoreSending information using radio waves has impacted almost every aspect of our daily lives. So what are these wild, magical things called radio waves, and how can they be tamed to carry the information we depend on for so many things?
Read MoreWhat we do here at RDG is quite specialized. Read about how one client’s desperation took them to page 42 of a Google search to eventually find RDG and our ability to develop a government program that is crucial to today’s military.
Read MoreAdversity exposes our infrastructure's vulnerability. In times of emergency, it is vital to maintain lines of communication, especially when infrastructure fails. Read about a time when Jim's Ham Radio knowledge helped to declare a state of emergency during extreme rains and flooding in Josephine County, Oregon.
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