The WRCGV5-1423-1433-1443-1453-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.433 to 1.443 GHz, Bandwidth 10 MHz, Insertion Loss 0.5 to 1 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1423-1433-1443-1453-40 can be seen below.