LOS ANGELES COUNTY - News from Dec. 16, 1988

* Dynascan Corp., a Chicago consumer electronics company, has named Fred Hackendahl president of its Marantz subsidiary in Chatsworth. Hackendahl is effectively switching jobs with James Twerdahl, who assumes Hackendahl’s job of vice president-corporate development at Dynascan. Twerdahl had been president of Marantz, which makes audio and video systems, since May, 1987.