Cologne, Germany - Oct 20, 2009 - Sound metering system manufacturer RTW has appointed Joerg Striegel as head of research and development. Striegel joins RTW from Hewlett Packard and Agilent Technologies where he served for more than six years as research and development project manager, leading teams focused on measurement devices and systems in the logic and protocol test department. Striegel graduated from RWTH Aachen University of Technology in 1998 with a degree in electrical engineering.