The SWF-75371340-15-H1 from ERAVANT is a Waveguide Filter with Frequency 75 GHz, Insertion Loss 1 dB, Operating Temperature -40 to 85 Degree C, Rejection 40 dB, Rejection Frequency DC to 71 GHz. Tags: High Pass. More details for SWF-75371340-15-H1 can be seen below.