The TLHM-520590-02-1.9 from Talent Microwave Inc is a Waveguide Mixer with RF Frequency 520 to 590 GHz, LO Frequency 260 to 295 GHz, Conversion Loss 7.5 dB. Tags: Harmonic Mixer, Sub-Harmonic Mixer. More details for TLHM-520590-02-1.9 can be seen below.