Martin Professional's loudspeaker division, Mach Speakers, has appointed a new R&D engineer to work at the company's Danish headquarters. Soren Viinberg has an extensive background in the pro audio industry, having spent 12 years at JBL Pro in Denmark, eight of them in the role of project manager for JBL's professional products in Europe. Viinberg will work closely with Mach's R&D engineer Michael Holmbo.
