The WTBCTV4-1900-2200-10-70-40-17 from Wainwright Instruments is a Tunable Filter with Frequency 1.9 to 2.2 GHz, Tunable Frequency 300 MHz, Bandwidth 10 MHz, Rejection 40 dB, Insertion Loss 1.25 to 1.5 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTBCTV4-1900-2200-10-70-40-17 can be seen below.