Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6826
Is Reference of Directional transmission-en#Sense
Feixe hertziano-pt#Sense
Straalverbinding-nl#Sense
Faisceau hertzien-fr#Sense
Ponte radio-it#Sense
Enlace herziano-es#Sense
Riktad överföring-sv#Sense
Richtfunk-de#Sense
Κατευθυντήριος εκπομπή-el#Sense
Suuntauslähetys-fi#Sense
Retningsbestemt transmission-da#Sense