The WTRCD10-1700-2000-1.25-5.01-50-5 from Wainwright Instruments is a Tunable Filter with Frequency 1.7 to 2 GHz, Tunable Frequency 300 MHz, Bandwidth 1.25 MHz, Rejection 50 dB, Insertion Loss 1.25 to 3 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCD10-1700-2000-1.25-5.01-50-5 can be seen below.