The FS-Z170 from Rohde & Schwarz is a Waveguide Mixer with RF Frequency 110 to 170 GHz, LO Frequency 9.13 to 14.13 GHz, IF Frequency 5 MHz to 3 GHz, Conversion Loss 30 dB, LO Drive Level 13.5 to 16 dBm. Tags: Harmonic Mixer. More details for FS-Z170 can be seen below.