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3 Element Yagis Antennas for HF


Use the DK7ZB-match with 2x75-Ohm-coax for the 28-Ohm-Yagis and 2x50-Ohm-coax for the 12,5-Ohm-Yagis
post 29 Jan 2024
3 Element Yagis Antennas for HF

Antenna 15m 21 MHz Links

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6 elements OWA Yagi for 21 MHz
This is a high-gain, wideband OWA Optimised Wideband Array Yagi which covers the whole of the 15m band

7elements 21MHz OWA Yagi
Yagi which covers the whole of the 15m band with an SWR of less than1.1:1

3el. 15m monoband yagi
Actual design of a single band yagi using the Yagi Optimizer software


Take off angle of horizontal antenna

Take off angle of horizontal antenna For horizontal polarization, the electric field will move sideways on a horizontal plane, while for vertical polarization it will oscillate up and down on a vertical plane

A remote antenna switch

A remote antenna switch An abiding dislike for bundles of cables running on the exterior of my house, so a remote antenna switch seemed like a good idea

5 element yagi antenna for 28.5 Mhz

5 element yagi antenna for 28.5 Mhz Gamma match will be made with a 1/2 "aluminum tube and a 75 cm coaxial piece of RG8 without sock and sheath inside the tube