bn:03098884n
Noun Concept
Categories: Radio communications, Radio modulation modes
EN
Types of radio emissions  A3E  Class  Emission types  F1B
EN
The International Telecommunication Union uses an internationally agreed system for classifying radio frequency signals. Wikipedia
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EN
The International Telecommunication Union uses an internationally agreed system for classifying radio frequency signals. Wikipedia
Classification of a radio signal Wikidata
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