The TLHM-220330-20-03 from Talent Microwave Inc is a Waveguide Mixer with RF Frequency 220 to 330 GHz, LO Frequency 11 to 16.5 GHz, IF Frequency DC to 1.8 GHz, Conversion Loss -65 to -45 dB, LO Drive Level 15 dBm. Tags: Harmonic Mixer. More details for TLHM-220330-20-03 can be seen below.