The RSF-1176.450-20000-3030-TR from Raltron is a Band Pass Filter with Frequency 1166.45 to 1186.45 MHz, Bandwidth 20000 kHz, Center Frequency 1176.45 MHz, Insertion Loss 2.0 to 3.5 dB, Rejection 50 to 35 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-1176.450-20000-3030-TR can be seen below.