The WTRCT8-860-960-0.2-1.6-50-3 from Wainwright Instruments is a Tunable Filter with Frequency 0.86 to 0.96 GHz, Tunable Frequency 100 MHz, Bandwidth 0.2 MHz, Rejection 50 dB, Insertion Loss 0.6 to 2 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCT8-860-960-0.2-1.6-50-3 can be seen below.