PCTEL~5dbi 5.8 GHz Fbg Base An 5.1 - 5.9 GHz Type N Female Horizontally polarized omnidirectional antennas are designed for long-lasting operation with outdoor 802.11 ac access points. Their rugged design withstands harsh environments, making the antennas ideal for industrial wireless, enterprise, and military applications. The antennas in this series are DC grounded for ESD protection of radio components.