2 element 2 meter yagi. The diagram below contains all the information you would need to build a 2-Element 20 Meter antenna. The picture shows the two Yagis mounted on a fishing rod for portable use in JO41WE, Hoher Meißner, 720m high. A half wavelength dipole and a parasitic element spaced 0. For stacking the Yagis must have other lengths for the elements! The impedance is influenced by the stacking, therefore new lengths are to be calculated. In this case, it consist of only one Reflector (B) and one Radiating element (A). 2 MHz) is selected as this provides the best coverage of the 20 Meter band. 2 wavelength in front or behind it is all it is. The Gain given for a 2 elements yagi is in the order of 6,2 dBI (260 watts on a dipole compared to 100 watt on this antenna) This calculator provides approximate lengths and spacing for a Yagi antenna based on a given frequency and number of elements. The most common is to take a length of rigid tubing, cut to the desired boomlength, and mount the elements with U-bolts, pipe clamps, muffler clamps or what-have-you. Mar 3, 2019 ยท If you're after the most dB gain for the least metal, the two element yagi cannot be beaten. . A General Coverage frequency (14. 1 to 0. The model assumes: These values provide a starting point for design and construction. For fine-tuning, use modeling tools or physical adjustments with SWR meters or analyzers. Various construction methods can be used for a 2 Element Yagi. This orientation sets the beam to vertical polarization which is ideal for operations with handheld, mobile and repeater stations. Hy-Gain 2 Meter FM Yagis are specifically made to be installed vertically, with the elements perpendicular to the ground. ybpqkgy ogl zshg upms yemaboe xoz zay oyffu jvokk gywfj