Category: Blogs
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Air-Blowing Microduct Technology: Maximizing Underground Telecom Duct Capacity
With the global rollouts of 5G networking, Fiber-to-the-Home (FTTH), and data center interconnectivity (DCI) continuously scaling, underground telecommunications duct space has become premium, highly…
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How to Choose a High-Performance OTDR: 4 Key Factors You Should Consider
As fiber optic networks continue to expand across telecommunications, power utilities, railways, military communications, and data center infrastructure, the demand for accurate and efficient…
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Railway Utility Detection Solution: Locating Buried Cables and Pipelines
Challenges of Utility Detection in Railway Environments Railway infrastructure projects require accurate identification of buried utilities before excavation, maintenance, or expansion work begins. However,…
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Locating a Hidden Interference Source 2.3 km Away with the TFN Spectrum Analyzer
Background A critical communications operator recently encountered an unusual electromagnetic interference issue during routine spectrum monitoring activities. Engineers observed a persistent increase in the…
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Gas Pipe Locators: Challenges, Technologies, and Best Practices for Underground Utility Detection
As cities continue to expand and underground infrastructure becomes increasingly complex, accurately locating buried gas pipelines has become a critical requirement for utility operators,…
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Finding Hidden RF Interference in Airport Environments
Modern airports operate within some of the most complex electromagnetic environments in the world. Critical systems such as air traffic communications, navigation aids, radar…
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From Principle to Application: A Comprehensive Guide to AM/FM/ΦM Demodulation
As RF engineers, when debugging communication systems, radar modules, or semiconductor devices, the generation and analysis of modulated signals are core, unavoidable tasks. The…
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Connector Corrosion and Poor Contact: The Hidden Killer of Antenna Feeder Systems
In the operation and maintenance of mobile communication base stations, the antenna feeder system serves as the core link for transmitting and receiving radio…
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SyncE and IEEE 1588v2 Testing Applications for Gigabit Ethernet Interfaces
In 5G bearer networks, industrial Internet, financial transactions, and other high-precision synchronization scenarios, SyncE (Synchronous Ethernet) and IEEE 1588v2 (PTPv2) have become the core technologies…
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Analysis and Correlation of LOF and LOC Alarms
In the operation and maintenance of PDH/SDH/E1 transmission networks, LOF and LOC are frequent link abnormality alarms. Both are often accompanied by an increase…