Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Fasemodulation-da#Sense
Fasemodulatie-nl#Sense
Modulation de phase-fr#Sense
Modulazione di fase-it#Sense
Vaihemodulaatio-fi#Sense
Phase modulation-en#Sense
Phasenmodulation-de#Sense
Modulação de fase-pt#Sense
Διαμόρφωση φάσης-el#Sense