The DEI5757-1.6MHz-30MHz from Dynamic Engineers is a Low Pass RF Filter with Frequency 1.6 to 30 MHz, 3 dB Cutoff Frequency 30 MHz, Insertion Loss 2 dB, Rejection 40 to 50 dB, Upper Rejection 40 to 50 dB. Tags: Drop-In, Lumped Component Filter. More details for DEI5757-1.6MHz-30MHz can be seen below.