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• 21:25, 26 December 2023 EdmondLascaris talk contribs created page Exam Questions Review Amateur Radio (Created page with "= What does an SWR meter measure = An SWR (Standing Wave Ratio) meter is a device used in radio frequency (RF) and antenna systems to measure the impedance match between the transmitter, transmission line, and the antenna. SWR is a ratio of the maximum power that can be delivered to the antenna system compared to the minimum power needed to achieve the same power at the antenna terminals. Here's a breakdown of what an SWR meter measures: * Impedance Mismatch: The pri...")