New Compact N-type Calibration Kit (DC to 8 GHz)
Withwave’s New Compact N-Type Calibration Kit offers excellent performance characteristics that is specially designed for the fine-tuning in production environments and quality testing facilities using N-type connectors from DC to 8 GHz.
This Cal. Kit include all needed calibration standard (Open, Short, Load) in one unit. It is best solution for available for ease of use in VNA calibration, especially in the field.
if you need more information, please see following datasheet