The WTRCJV8-5150-5900-20-100-50-3 from Wainwright Instruments is a Tunable Filter with Frequency 5.15 to 5.9 GHz, Tunable Frequency 750 MHz, Bandwidth 20 MHz, Rejection 50 dB, Insertion Loss 1.75 to 2 dB. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCJV8-5150-5900-20-100-50-3 can be seen below.