Apparateq, a privately owned company located in Denmark, develops, manufactures, and sells electronic solutions and system components for the research community. The company’s mission is to facilitate experiments, test sessions, and research. Apparateq offers products that enhance signal integrity, which add functionality or which make other system components work better or carry out new tasks. The product line includes optical isolators for power and signals, application-specific filters, low-noise, and specialty amplifiers, equipment for time and frequency, and other areas of metrology.