The 2157-52-7-50 from KR Electronics (A Division of NIC) is a Band Pass Filter with Frequency 50.18 to 53.82 MHz, Bandwidth 3.64 MHz, Center Frequency 52 MHz, Insertion Loss 1 dB, Rejection 40 dB. Tags: DIP, Lumped Component Filter. More details for 2157-52-7-50 can be seen below.
