The 600175 from Coleman Microwave Company is a Band Stop Filter with Stopband Frequency 9.068 to 9.608 GHz, Bandwidth 270 MHz(3 dB) / 145 MHz (45 dB), Insertion Loss 1.5 dB, VSWR 2.00:1, Center Frequency 9.338 GHz. Tags: Module with Connectors. More details for 600175 can be seen below.