The WTRCTV5-380-480-20-70-60-1 from Wainwright Instruments is a Tunable Filter with Frequency 0.38 to 0.48 GHz, Bandwidth 20 MHz, Rejection 60 dB, Insertion Loss 0.5 to 1 dB, Operating Temperature 15 to 45 Degrees C. Tags: Module with Connectors, Mechanically Controlled. More details for WTRCTV5-380-480-20-70-60-1 can be seen below.