Home > Term: critical frequency
critical frequency
A term with several possible meanings but often that frequency of an incident electromagnetic wave at which the transmission characteristics of a medium change markedly. As ascribed to a layer in the ionosphere, it is the minimum frequency of a vertically directed radio wave that will penetrate the layer.
- Jenis Kata: noun
- Industri / Domain: Cuaca
- Kategori: Meteorologi
- Company: AMS
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- Kevin Bowles
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