The Advanced Telecom Computing Architecture (AdvancedTCA) specifications, denoted PICMG 3.X , are a series of PICMG specifications, targeted to requirements for the next generation of carrier grade communications equipment. This series of specifications incorporates the latest trends in high speed interconnect technologies, next generation processors and improved reliability, manageability and serviceability. Positronic is proud to have contributed to the development of the PICMG 3.0 specification. Our VPB series was developed specifically as the Zone 1 power interface for AdvancedTCA systems.