33 GHz to 110 GHz. The Agilent 85106D millimeter-wave network analyzer system extends the performance of the 8510C network analyzer to the millimeter-wave frequencies. This system can be configured for measurements in the 33 to 50 GHz, 40 to 60 GHz, 50 to 75 GHz, and 75 to 110 GHz waveguide bands.