The OMNI-A0109 from Alaris Antennas is an omni-directional collinear antenna that operates from 1.15 to 1.40 GHz. This vertically polarized antenna has a gain of more than 3.5 dBi and can handle up to 20 watts of power. It utilises a collinear dipole array radiator with an integrated balun, making it groundplane independent and suitable for use on any mounted platform, such as manpacks and mobile electronic devices. This black colour antenna measures under 350 mm in height and has a 25 mm diameter. It is available with various connector options and is ideal for communications and monitoring applications.