The WRCT8-914.4-914.9-915.1-915.6-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 914.9 to 915.1 MHz, Bandwidth 0.2 MHz, Insertion Loss 0.6 to 2.75 dB, Rejection 40 dB, VSWR 1.43:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT8-914.4-914.9-915.1-915.6-40-1 can be seen below.