3.5 mm Calibration Kit DC 26.5GHz The 85052D Mechanical Calibration Kit contains precision standard devices to characterize the systematic errors of the 8720 series or 8510C Network Analyzer system in the 3.5 mm interface. The kit also contains adapters to change the sex of the test port, connector gages for verifying and maintaining the connector interface, and a torque wrench for proper connection. Included are standards definitions on disk for the 8510C. Frequency Range: 0.045GHz to 26.5GHz. Options: Option K15 = Replaces the male standards with female standards.