The WTRCT10-1700-2020-0.2-2-40-1 from Wainwright Instruments is a Tunable Filter with Frequency 1.7 to 2.02 GHz, Tunable Frequency 320 MHz, Bandwidth 0.2 MHz, Rejection 40 dB, Insertion Loss 1.25 to 3.5 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCT10-1700-2020-0.2-2-40-1 can be seen below.