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IEVref:705-05-45ID:
Language:enStatus: Standard
Term: tropospheric (radio)duct
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Definition: a quasi-horizontal stratification in the troposphere within which radio energy of a sufficiently high frequency is substantially confined and propagates with much lower attenuation than would be obtained in a homogeneous atmosphere

NOTE – The tropospheric radio-duct consists of a ducting layer and, in the case of an elevated duct, a portion of the underlaying atmosphere.


Publication date:1995-09
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