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5 Ways a Bad Passive Component Can Ruin Your DAS Link Budget
Jul , 14 2026
Designing a DAS link budget is an exercise in controlled optimism. You calculate cable loss per 100 meters, add up splitter and coupler insertion loss, account for connector transitions, and leave a few dB of margin for things you can't control. Then you order the components, install the system, and turn it on. And the numbers don't match. Not by a little. By 6, 8, sometimes 10 dB. Coverage holes ...
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RF Isolator vs Circulator – What's the Real Difference?
Aug , 04 2026
Engineering deep dive · Ports, functions, specs, and selection traps RF Isolator and Circulator are two of the most misunderstood passive components in microwave engineering. The core difference comes down to ports and function. An Isolator is essentially a three‑port Circulator with its third port terminated into a matched load. A Circulator is a non‑reciprocal signal router — it directs signals ...
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Future Trends of Low PIM Technology – 2026 and Beyond
Aug , 18 2026
Why Low PIM Matters More Than Ever If you've ever designed or maintained an RF system, you've likely run into this problem: downlink signal is strong — users see full bars — but uplink is dead. Calls drop. Throughput tanks. The base station keeps adjusting parameters to no effect. That's Passive Intermodulation (PIM) at work. In the past, PIM was treated as a "nice‑to‑fix" optimization item. By 20...
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