Mobile Wireless Learning Center

Industry Leading Interference Hunting & Monitoring Videos



Video: Understanding PIM

This video explains the basic technical principles behind Passive Intermodulation (PIM), why PIM is an issue in wireless communications, and how to test PIM in the field.


Prepare your Spectrum for 5G Deployment

The rollout of 5G NR will initiate a worldwide deployment in an unknown radio environment where unwanted transmitters can degrade end-user QoE and in some cases cause outages of critical services. Prior to deployment, operators need to ensure the radio environment is free from interference by conducting spectral clearance and interference hunting. This webinar defines… Read more »

Tutorial Series

The Practice of Interference Hunting – The Basics

Radio interference affects our ability to communicate and is a big problem.  Learning how to identify interference, the sources and the solutions is getting a lot of attention in recent years. This webinar discusses radio interference and a basic understanding of why it is a problem, what to look for and adverse effects on radio… Read more »

Tutorial Series

Wireless Interference: Measurements, Common Problems, & Solutions

Finding interference, making the measurement and interpreting the results, are key to successful RF interference hunting. Finding offending signals takes time, patience, and knowledge. It is important to use the right measurement tools to get fast and accurate results. And in many cases, identifying and resolving an interference problem, can have both a technical and… Read more »


Interference Hunting in 5G Networks

The tools and techniques used in interference hunting have remained largely the same across previous generations of cellular technologies. Differences in modulation, bandwidth, and frequency bands for 5G networks will however require substantial changes in how interference is detected, located, and resolved in 5G networks. This webinar will provide a short overview of pre-5G interference… Read more »


Art & Science of Interference Hunting

The rapid spread of wireless technologies has been accompanied by an increase in interference issues. Timely and efficient resolution of these issues is critical in avoiding service interruptions and in guaranteeing quality of service. This webinar will discuss common sources and types of interference, fundamentals of radiolocation/direction finding, general suggestions/best practices for the engineer in… Read more »


Comparison of Radio Direction-Finding Technologies

Direction finding (or radiolocation) is an essential part of interference hunting and spectrum management activities. This presentation provides a technical introduction to the area of radio direction finding and discusses the fundamental principles of direction finding in the most common DF methodologies, including manual direction finding, Doppler, time difference of arrival, Watson-Watt, and correlative interferometry.… Read more »


Interference Hunting for Quality of Experience

The rapid spread of wireless technologies has resulted in an increase in interference issues. In today’s highly competitive mobile market, timely and efficient resolution of these issues is critical for operators to deliver a high quality of experience. This presentation discusses the impact of interference on operators, common sources and types of interference, fundamentals of… Read more »


Understanding Common Sources of Interference in LTE Networks

Although many types of interference are common to all radio access technologies, the combination of new frequency allocations and new modulation types have created unique interference challenges for LTE deployments in the United States. This webinar uses real-world examples to discuss the most common sources of interference found in LTE networks today (such as bidirectional… Read more »