Hottinger Brel & Kjaer (HBK) is a global leader in the fields of sensors, data acquisition, analytics and collaboration for various R&D, production and in-operation applications. Until the end of July 2020, the companies were known as Hottinger Baldwin Messtechnik GmbH (HBM) and Brel & Kjr Sound & Vibration Measurement A/S respectively. HBK is a subsidiary of Spectris plc and employs around