--- title: "Spatial power combiner" chunk: 1/1 source: "https://en.wikipedia.org/wiki/Spatial_power_combiner" category: "reference" tags: "science, encyclopedia" date_saved: "2026-05-05T03:54:29.589963+00:00" instance: "kb-cron" --- A spatial power combiner generally refers to a microwave system in which the output power of several solid state circuits are combined in free space as opposed to in a lossy substrate. Many spatial power combiners use concepts from free-space optics in which dielectric lenses are used to focus a microwave beam into and out of a solid-state circuit array. For this reason, this field of research is also known as quasioptics. == References ==