YAGI antenna with 10 elements, whose driving element is a folded dipole of 6062 aluminium with a diameter of 10mm, while the remaining elements are made of an aluminum-magnesium alloy of a diameter of 5mm, equipped with a 4:1 Balun for adjustment from 300ohms to 50ohms; antenna gain over the isotropic dipole: 13,87 DBI, Φ= 25mm boom. The antenna is supported by an aluminum cross-piece and by 4 inox U-Clamps fit for a mast up to Φ50mm. Connects to a N-type-f Connector and Power  handling 350W.