Applied Acoustics Systems Applied Acoustics Systems, better known as AAS, is a Canadian company that specializes in audio plugins and instruments for both Mac and PC. The company is perhaps best known for its Strum GS-1 and GS-2 software, among other modeling software. Average User Rating 0 0 votes Please sign in to rate. Your Rating 0 Contact Phone Number: +1 (514) 871-8100 Address: 486 W. Ste-Catherine St. Suite 400 Montreal (QC), H3B 1A6 Canada Email: support@applied-acoustics.com Online: History History coming soon!