Antennas Ground Spike Antennas HomeAntenna SystemsAntennasLand and Vehicle AntennasMan Portable AntennasGround Spike Antennas Ground Spike Antennas extend the operating range of a portable manpack radio and allows the operative to use the radio from a secure position while the antenna is some distance away. Ground Spike Antennas Man Portable Antennas 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 Datasheets Brochure Datasheets Type 5200-9003 - VHF Ground Spike Antenna The 5200-9003 VHF Ground Spike Antenna kit contains the equipment required to extend the operating range of a portable manpack radio. ... Brochure Manpack and Portable Jamming Antennas Brochure Over the last sixty years, the nature of conflict has dramatically changed. In the early second half of the 20th century battles were ...