The WTRCT8-814-894-5-10-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 814 to 894 MHz, Bandwidth 5 MHz, Insertion Loss 0.6 dB, Rejection 50 dB, Return Loss 14 dB. Tags: Module with Connectors, Cavity Filter, Notch Filter, Tunable Filter. More details for WTRCT8-814-894-5-10-50 can be seen below.