Earth Sound Research was located in what New York county?
Earth Sound Research Earth Sound Research was a musical amplification firm based in Farmingdale, New York that made bass and guitar amplifiers in the 1970s. They also made PA mixers/power amps, keyboards and stand alone reverb units (solidstate).
Suffolk County, New York Suffolk County is a suburban county on Long Island and the easternmost county in the U.S. state of New York. As of the 2010 census, the county's population was 1,493,350, estimated to have decreased to 1,492,583 in 2016, making it the fourth-most populous county in New York. Its county seat is Riverhead, though most county offices are located in Hauppauge. The county was named after the county of Suffolk in England, from where its earliest European settlers came.