 Peavy was able to hire a part-time employee to help keep up with the demand. By the mid-70s, he was having such success that he started mass-producing guitars and making loudspeakers as well. By 1993, they introduced their first digitally controlled sound system called the Media Matrix, which is in use all over the world. The U.S. Capitol Building, the Parliament House in China, and in airports and stadiums.