The Model 17611 from Microwave Filter Company is a Waveguide Filter with Frequency 7.25 to 7.75 GHz, Insertion Loss 1 dB, Operating Temperature -30 to 65 Degree C, Rejection 75 to 80 dB, Rejection Frequency DC to 15 GHz. Tags: Band Pass. More details for Model 17611 can be seen below.