The Keysight 85033E calibration kit contains precision 3.5mm standards used to calibrate Keysight network analyzers. Standards include fixed terminations, open circuits, and short circuits in both sexes. A torque wrench is also included for proper connection. This kit is specified from dc to 9 GHz. Options are available to add 3.5 mm female to female, 3.5 mm male to male and 3.5 mm female to male adapters. Other options add four 3.5mm to type-N adapters or four 3.5 mm to 7 mm adapters. The precision adapters are phase-matched for accurate measurements of non-insertable devices.