The F-WGBPK1-7045-PBPB from ETL Systems is a Waveguide Filter with Frequency 10.7 to 12.75 GHz, Input Power 100 W, Insertion Loss 0.4 dB, Operating Temperature -30 to 65 Degree C, Rejection Frequency 13750 to 14500 MHz. Tags: Band Pass. More details for F-WGBPK1-7045-PBPB can be seen below.