The QOT-62 from QuinStar Technology Inc is a Orthomode Transducer with Frequency 12.4 to 18 GHz, Insertion Loss 0.5 dB, Isolation 30 dB, Return Loss 15.56 dB, Antenna Waveguide Dimension 0.66 Inches (Diameter). More details for QOT-62 can be seen below.