The WTRCT10-1400-1700-20-40-40M-8 from Wainwright Instruments is a Tunable Filter with Frequency 1.4 to 1.7 GHz, Tunable Frequency 300 MHz, Bandwidth 20 MHz, Rejection 40 dB, Insertion Loss 1.5 to 2 dB. Tags: Module with Connectors, Digitally Controlled. More details for WTRCT10-1400-1700-20-40-40M-8 can be seen below.