Gain Horn Antennas

Pasternack gain horn antennas, also referred to as microwave horns or simply horn antennas, are broadband passive devices shaped like a pyramidal horn to direct a beam radio waves at a precise frequency.  Gain horn antennas are also used as calibration devices that measure the gain of other antennas. Microwave gain horn antennas from Pasternack can be ordered with or without a waveguide to coax adapter attached to it, known as a connectorized horn antenna. Our standard gain horn product line includes waveguide sizes WR15, WR28, WR34, WR42, WR51, WR62, WR75, WR90, WR102, WR112, WR137, WR159, WR187, WR229, WR284 andWR430. The waveguide portion of the gain horn antenna is constructed of aluminum.


Gain horn antennas are available with 2.92mm, N and SMA connectors, or just a square flange. Our broadband microwave gain horn antennas have frequency capabilities ranging from 1.7 GHz to 75 GHz depending on type and style. Pasternack Enterprises’ gain horn antennas come in 10 dB, 15 dB, 20 dB, 24 dB and 34 dB models. Many of our RF and microwave gain horn antennas are RoHS and REACH compliant.


The Pasternack facility certified to ISO 9001:2015 ships all gain horns from stock the same day you order them. Pasternack Enterprises offers the broadest and deepest inventory of RF and microwave components available. Expert technical support and friendly customer service personnel are always here to assist you. (sales@pasternack.com, techsupport@pasternack.com, 866-727-8376 US and Canada or +1-949-261-1920 International).