WebAt frequencies higher than 14 MHz, it's worse. For higher loss coaxial cables, like RG-58 or RG-8X, have even more loss. Plus, the SWR shown here is measured at the antenna, … Web12 set 2024 · The use of balanced antenna systems (with baluns and common-mode chokeswhere required) can often be helpful to stop noise getting into your radio system. Common-mode chokes such as ferrite rings can also be used on the power leads of electrically noisy devices to reduce their tendency to radiate noise.
1:1 Voltage Balun for HF wire dipoles – M0UKD – Amateur …
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Building an Air Choke or "Ugly Balun". Post 1691. - Simple Ham Radio …
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