/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: JurjenvanderVelde https://cdn.slidesharecdn.com/profile-photo-JurjenvanderVelde-48x48.jpg?cb=1443524024 Sound system design for HOW, airports, highways and tunnels Member Audio Engineering Society Member Syn Aud Con. Dealer NTI STIPA XL2 system including hands on training Noise reporting for permits e.g. event locations. Acoustics for offices and auditoriums. Investigations on soundproofing and reporting on noise spill. http://www.e-sonic.nl