The DRH0844 from RF Spin is a Double Ridged Horn Antenna that operates from 8 to 44 GHz. This linearly polarized antenna provides 20 dB of gain, has a VSWR of less than 2.0:1, and has an antenna factor from 32 to 40 dB/m. It can handle a CW input power of 15 W and a peak input power of 30 W. The antenna measures 220 x 87 x 63 mm and has a K-type (female) connector. It also includes an adapter with ¼ inch inner thread for mounting.