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What is an RF Filter?
Apr , 18 2025
In high-frequency electronic systems like wireless communications, radar systems, and medical devices, RF filters (Radio Frequency Filters) act as "traffic controllers" for signals. These critical components precisely screen specific frequency ranges, ensuring optimal device performance. This article breaks down the core technology behind RF filters and addresses key selection criteria e...
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What is a Directional Coupler?
Apr , 24 2025
In RF and microwave systems, a directional coupler is an essential passive component that enables signal sampling, monitoring, and routing without disturbing the main transmission line. This article explains what a directional coupler is, how it works, and why it's a critical element in modern wireless communication systems. What is a Directional Coupler? A directional coupler is a four-port RF de...
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