" After the sale to Superscope, Mr. Marantz stayed as president until 1968 and then retired -- briefly. In 1972,
he co-founded the Dahlquist Company, a maker of high-quality loudspeakers, serving as president until his second retirement in 1978.
Last year, he helped to form two new audio businesses, the New Lineage Corporation and Eye Q loudspeakers. "