The WRCGV5-1628.5-1638.5-1648.5-1658.5-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.6385 to 1.6485 GHz, Bandwidth 10 MHz, Insertion Loss 0.5 to 1 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1628.5-1638.5-1648.5-1658.5-40 can be seen below.