RF Archives - Volpe Firm

Join Brady Volpe and Ron Hranac as they take a technician-level look. Educate cable broadband technicians and engineers on how to effectively use a QAM analyzer to diagnose and resolve issues with SC-QAM (Single Carrier Quadrature Amplitude Modulation) channels in the HFC plant or CMTS environment. If you’re a cable tech, broadband engineer, or just The post SC-QAM appeared first on Volpe Firm .

Brady Volpe and DOCSIS expert John Downey recap the latest from ANGA COM 2025 in Germany. 🇩🇪 We discuss: • Why Europe is going 90% fiber and the impact on HFC • The powerful low latency DOCSIS demo from Harmonic and what it means for streaming and gaming • Charter’s acquisition of Cox and what The post ANGACOM 2025 Recap: Fiber Domination, Low Latency DOCSIS, and Charter-Cox Merger Insights appear...

We went deep into r/CableTechs, pulled the most‑asked DOCSIS questions, and tackled them on air—now you can watch the full replay! I’m Brady Volpe, joined by cable legend John Downey, breaking down everything from upstream ingress hunts and OFDM migraines to T3/T4 storms and mid‑split mysteries. 🔍 What you’ll learn Why RxMER bounces and how The post Reddits Top DOCSIS Troubleshooting Questions An...

Join Brady Volpe and Ron Hranac as they take a technician-level look into DOCSIS 3.1 downstream OFDM field measurements. Learn what to measure, how to measure it, and what those measurements really mean — from subcarrier spacing to RxMER and everything in between. If you’re a cable tech, broadband engineer, or just a DOCSIS The post DOCSIS 3.1 OFDM Field Measurements appeared first on Volpe Firm .

SCTE 294 2024r1 EXPLAINED: Mastering Cable Upstream RF Troubleshooting for DOCSIS Pros In this episode, we take a deep dive into SCTE 294 2024r1, one of the most important industry references for cable professionals. Discover how to optimize your upstream RF spectrum by mastering topics like unity gain, sub-split vs. mid-split vs. high-split architectures, and The post Mastering Cable Upstream RF...

Join us for our livestream event part 2, Tips, Tricks and what not to do in your RF network. Ask Ron Anything! (RF related) In this episode, AMA Brady Volpe and Ron Hranac in this episode Ron and Brady will answer your burning RF questions. --- Ron's Bio: Ron Hranac, a 50 year veteran The post RF network AMA appeared first on Volpe Firm .

Join us for our next livestream event, Tips, Tricks and what not to do in your RF network. Ask Ron Anything! (RF related) In this episode, AMA Brady Volpe and Ron Hranac in this episode Ron and Brady will answer your burning RF questions. --- Ron's Bio: Ron Hranac, a 50 year veteran of The post Tips, Tricks and what not to do in your RF network appeared first on Volpe Firm .

RF with Ron and Brady - This topic is a little different than previous presentations, but is important considering the widespread use of very big and very small numbers in cable. Ours is a world of numbers, and in cable we tend to use a lot of really big and really small numbers. In reality, The post Very big and very small numbers appeared first on Volpe Firm .

Some people say coax but Ron likes coaxial cable. Coaxial cable has been a key component in our networks dating back to the industry's early days. As such, it's easy to take coax for granted without really understanding just what it is. Here's your chance to learn more about coaxial cable, along with a high-level The post Coaxial Cable Impedance, Attenuation and Beyond appeared first on Volpe Firm...

The simple half-wave dipole antenna has played a role in the RF side of the cable industry for decades. Many are familiar with its use for signal leakage measurements. The half-wave dipole antenna also forms the basis for other types of antennas, such as Yagi-Uda and log periodic dipole array antennas used at many headends The post The half-wave dipole antenna appeared first on Volpe Firm .

Ready to level up your RF knowledge in the world of HFC plants? Our next episode is a must-watch just for you! Get pumped as our host extraordinaire, Brady Volpe, teams up with the renowned Ron Hranac for a knowledge-packed session. The presentation will cover the widespread myth of a so-called capacitance effect supposedly being The post Myth of capacitance effect appeared first on Volpe Firm .

What is signal leakage field strength? Are you keen to expand your knowledge on RF leakage within HFC plants? Our upcoming episode is tailored just for you! We're excited to have our host Brady Volpe and our well know guest Ron Hranac lead an insightful session on Signal Leakage Field Strength. Ron is set to The post What is Signal Leakage Field Strength? Back to Basics in HFC appeared first on Vo...

Beneath the Surface: Exploring Skin Effect and Depth in Coaxial Cables Welcome to another enlightening episode in our series where we dig deep into the technical phenomena that shape our understanding of cable systems. I'm Brady Volpe, and I'm thrilled to have Ron Hranac back with us, a seasoned expert whose insights into the cable The post Beneath the Surface: Exploring Skin Effect and Depth in C...

What is RF? Join us as we venture into the world of "What is RF" RF (Radio Frequency) . I'm Brady Volpe, and alongside the incomparable Ron Hranac, we're set to guide you on this next phase of our signal journey. Diving into the Details: In the context of Hybrid Fiber-Coaxial (HFC) networks, RF (Radio The post What is RF? appeared first on Volpe Firm .

Navigating the Ingress Labyrinth: Management, Mitigation, and Mastery (Part 2) on Youtube Join us as we venture further into the world of Ingress in this sequel to our illuminating episode. With the foundations of Ingress laid out in Part 1, this segment dives into the art and science of managing this elusive phenomenon. I'm Brady The post Navigating the Ingress Labyrinth: Management, Mitigation,...

Into the Ingress Abyss: Understanding Leaks, Causes, and Consequences (Part 1) Join us for another enlightening episode as we delve deep into the world of Ingress. I'm Brady Volpe, accompanied by the knowledgeable Ron Hranac, here to guide you through the complexities and curiosities of signal disruptions. What's on the agenda? Terminology Demystified: Get fluent The post Into the Ingress Abyss: U...

Distortion, Signal Leakage, Codewords and more - Did you know? Part Two picks off from our last episode of "Did You Know? DOCSIS: Back to Basics and Clearing Misconceptions," part of our enlightening Back to Basics series. I'm Brady Volpe, your host and guide for this journey into the intriguing world of DOCSIS. In this The post Distortion, Signal Leakage, Codewords and more – Did you know?...

Welcome to "Did You Know? DOCSIS: Back to Basics and Clearing Misconceptions," part of our enlightening Back to Basics series. I'm Brady Volpe, your host and guide for this journey into the intriguing world of DOCSIS. In this episode, I'm joined by the esteemed Ron Hranac, who will be our guest presenter. Together, Ron and The post Did You Know? DOCSIS: Back to Basics and Clearing Misconceptions a...