The WRCT8-901.9-902.4-902.6-903.1-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 902.4 to 902.6 MHz, Bandwidth 0.2 MHz, Insertion Loss 0.6 to 3.5 dB, Rejection 50 dB, VSWR 1.43:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT8-901.9-902.4-902.6-903.1-50 can be seen below.