The WRCT10-2590.6-2592.2-2593.8-2595.4-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.5922 to 2.5938 GHz, Bandwidth 1.6 MHz, Insertion Loss 1.25 to 2.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT10-2590.6-2592.2-2593.8-2595.4-40 can be seen below.