The WLJE5-25-90-80-8000-1 from Wainwright Instruments is a Low Pass RF Filter with Frequency DC to 25 / 90 MHz, Stopband Frequency Chosen Fco x 1.23 to 8 GHz, 3 dB Cutoff Frequency Choice of 25 to 90 MHz, Insertion Loss 0.9 to 1.7 dB, Rejection 80 dB. Tags: Module with Connector, Lumped Component Filter, Chebyshev Filter. More details for WLJE5-25-90-80-8000-1 can be seen below.