The WRCT10-2438.75-2440.75-2442.75-2444.75-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.44075 to 2.44275 GHz, Bandwidth 2 MHz, Insertion Loss 1.25 to 2 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT10-2438.75-2440.75-2442.75-2444.75-40 can be seen below.