Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/3226
Is Reference of Frequency exchange signalling-en#Sense
Formazione dei segnali per cambiamento di frequenze-it#Sense
Modulatie door frequentieverschuiving-nl#Sense
Sinalização por mutação de frequência-pt#Sense
Frekvensskiftsignalering-da#Sense
Springende Frequenzumtastung-de#Sense
Hyppäyksellinen taajuusavainnus-fi#Sense
Σηματοδότηση με αντίθετη μετατροπή πλάτους συχνοτήτων-el#Sense
Signalering genom fasmodulering-sv#Sense
Formation des signaux par mutation de fréquences-fr#Sense
Frequency exchange signaling-en#Sense
Formación de señales por mutación de frecuencia-es#Sense