MIL-DTL-4946D, DETAIL SPECIFICATION, ANTENNA ASSEMBLY AT-197( )/GR (8 JAN 2008) [SUPERSEDING MIL-A-4946B]

MIL-DTL-4946D, DETAIL SPECIFICATION, ANTENNA ASSEMBLY AT-197( )/GR (8 JAN 2008) [SUPERSEDING MIL-A-4946B]., This specification covers the requirements for one type of discone antenna assembly, designed to operate at an impedance of 50 ohms, within the frequency range of 225 through 500 megahertz (MHz)(see 6.1).