Our premium calibration is designed to assure that the mainframe meets or exceeds manufacturers published specifications. The equipment will be shipped with: - Calibration label - Calibration certificate - All related calibration data Specifications Calibrated by: Display/Key Functional Test Module Interaction Test Slot 0 Test GPIB Interface Test Full Load Test Traceability Instrumentation used during this calibration is traceable to N.I.S.T (National Institute of Standards and Technology) and the C.N.R.C. (Canadian National Research Council). Agilent 8164B Repair: If your unit does not pass calibration, we will quote a complete repair and get your mainframe back to you in to working condition. We will solve any error message or error code you might encounter.