Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Elektronisch akoestische omzetter-nl#Sense
Electro-acoustical transducer-en#Sense
Trasduttore elettro-acustico-it#Sense
Transducteur électroacoustique-fr#Sense
Elektroakustischer Wandler-de#Sense