Quantic PMI Model BRF17D6G-20M-CD-1 is a band reject "notch" filter having a passband of DC to 17.47 GHz and 17.77 to 20.0 GHz and over 40 dB of rejection at 17.59 to 17.61 GHz. Insertion loss in the passband is less than 5 dB and VSWR is better than 2.0:1. This filter is supplied with SMA Female connectors, and the size is 1.5" x 0.5" x 0.68".