The 3070 from KR Electronics (A Division of NIC) is a Low Pass RF Filter with Frequency DC to 200 MHz, Stopband Frequency 250 MHz, 3 dB Cutoff Frequency 200 MHz, Lower Rejection 40 dB@250 MHz, Upper Rejection 3 dB@250 MHz. Tags: Surface Mount. More details for 3070 can be seen below.