Antennas Type 3028-900 - HF NVIS Antenna System HomeAntenna SystemsAntennasLand and Vehicle AntennasElevated Antennas for Ba... Type 3028-900 - HF NVIS Antenna System The 3028-900 HF Antenna System is a lightweight, quick to erect, NVIS (Near Vertical Incident Skywave) antenna system that can be deployed as a stand-alone or vehicle mounted system. Type 3028-900 - HF NVIS Antenna System Elevated Antennas for Base Stations Product Contacts UK Cobham Aerospace Connectivity, Marlow, UK The Cobham Centre, Fourth Avenue, Marlow, Buckinghamshire, UK SL7 1TF. Tel +44 (0) 1628 472072 Fax +44 (0) 1628 482255 Chelton Limited trading as Cobham Aerospace Connectivity View location Contact office