 The company reorganized as Omnitronics LLC in 2000, and later combined CAD, Astatic and Omnitronics under the CAD Audio brand.DAS Companies purchased the rights for Astatic Citizens Band hand microphones and is one of their acquired brand names.In 1930, two amateur radio operators, Creed M. Chorpening, W8WR (later W8MJM) and F.H.