The RSF-169.400-200-5050-TR from Raltron is a Band Pass Filter with Frequency 169.3 to 169.5 MHz, Bandwidth 200 kHz, Center Frequency 169.4 MHz, Insertion Loss 3 dB, Rejection 20 to 40 dB. Tags: Surface Mount, RF SAW Filter. More details for RSF-169.400-200-5050-TR can be seen below.