| 摘要 |
<p>The invention relates to an electromagnetic dipole used in radio and in television broadcasting and generally, in radiocommunications, as an antenna for capturing or emitting electromagnetic waves. According to the invention, the electromagnetic dipole comprises some conducting tubes (1 and 2) generally made of aluminium or copper, inside the tubes there being located some ferrite bars (3 and 4). In another embodiment, on the ferrite bars, there is applied a conducting layer of 0.1...0.4 mm by electrolysis or in-vacuum vaporization.</p> |
