Home > Our Businesses > Interconnect Contact Probes > Technical Matters Interconnect Contact Probes Technical Matters Technical Matters Test Probes Test Sockets Petracarbon is a leading supplier and provider of spring contact probes and semiconductor test sockets. Technical Definitions Receptacle Installation Receptacle Options Receptacle Materials & Platings Probe Terminology Pointing Accuracy Mixed Center Testing Mechanical Considerations Material Knowledge DC Performance Dual Level Probing Coaxial Probe Fixturing Battery Contact Guide Basic Probe Fixturing Regional and Global Technical Support Wherever you are in South East Asia, Petracarbon has Sales and Application Engineering Offices around South East Asia to provide technical support. Contact Us