The DPV-74A antenna is a vertically polarized, omnidirectional, dipole antenna, covering the frequency range of 400 to 625 MHz. It is sealed in a fiberglass radome that provides both mechanical stability and environmental protection. The antenna is capable of being pressurized through coaxial interface to a maximum of 10 psi over the operational conditions listed. The antenna is designed transmission at 3200 watts average power and use in an extreme environment. It is provided with a 1 5/8 inch standard E.I.A. flange.