The RM-CDPHA618-17 from RF MISO is a Horn Antenna with Frequency 6 to 18 GHz, Gain 17 dBi, E Plane 17.37 to 21.07 Degree, H Plane 14.67 to 16.55 Degree, Isolation 38 dB. Tags: Conical Horn Antenna, Quad Ridged Horn Antenna. More details for RM-CDPHA618-17 can be seen below.