http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921sound measuring devices http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 measuring devices for phenomena BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 tonometers NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 sound analyzers NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 sound-level meters NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 acoustic interferometers NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 audiometers NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 measuring devices, sound UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31325921 sound measuring device UF