The RPG FS-Z 170 | 3622.0714.02 from Radiometer Physics GmbH is a Spectrum Analyzer Extender with Operating Frequency 110 to 170 GHz, LO Frequency 9.13 to 14.13 GHz, Conversion Loss 26 dB. More details for RPG FS-Z 170 | 3622.0714.02 can be seen below.