The WTRCT10-1700-2120-10-16-20-15 from Wainwright Instruments is a Tunable Filter with Frequency 1.7 to 2.12 GHz, Tunable Frequency 420 MHz, Bandwidth 10 MHz, Rejection 20 dB, Insertion Loss 1.25 to 1.75 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCT10-1700-2120-10-16-20-15 can be seen below.