The WRCGV8-1915-1930-1990-2005-30 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.93 to 1.99 GHz, Bandwidth 60 MHz, Insertion Loss 0.75 dB, Rejection 30 dB, Return Loss 14 dB. Tags: Module with Connectors, Cavity Filter, Notch Filter. More details for WRCGV8-1915-1930-1990-2005-30 can be seen below.