Somerset, NJ - May 9, 2008 - DSI RF Systems has added William "Joe" Stack as senior engineer. Stack, a former engineer at Modulation Sciences, has extensive experience in the broadcast industry, spanning station level engineering, product design and RF engineering.

He attended Ohio University and graduated with a bachelor's degree in electrical engineering. He continued his education and attained a P.E. license in 1992. He began his career as engineering supervisor at the Ohio University Telecommunications Center, while simultaneously teaching college students the technical basis of telecommunications. After two years, he moved on to a career at Capital Cities/ABC in New York City where he was assistant director of engineering for four years eventually taking the position of acting director of engineering.