The SWF-90384340-10-H1 from ERAVANT is a Waveguide Filter with Frequency 90 GHz, Insertion Loss 1 dB, Operating Temperature -40 to 85 Degree C, Rejection 40 dB, Rejection Frequency DC to 84 GHz. Tags: High Pass. More details for SWF-90384340-10-H1 can be seen below.