6-Element-Yagi 28 Ohm (Broadband)
2,60m-Boom 10,15dBd Gain F/B >20dB at 144,3MHz
Stacking distance 2,70m, for H-configuration use 2,75 m hor and 2,65 m ver
The Yagi-Group built by Enrico, IK0IXO He has made the first EME-contacts with only 200 W and seems to be very satisfied...... |
4x6-El.-Yagi stacked Antennas built by Zoltan, HA1CA/Z38C |
Elementpositions:
Refl | Rad | Dir 1 | Dir 2 | Dir 3 | Dir 4 |
0 | 320 mm | 675 mm | 1300 mm | 2020 mm | 2580 mm |
Elementlengths, Radiator always 10mm diameter!
Diameter | Refl | Rad (10mm) | Dir 1 | Dir 2 | Dir 3 | Dir 4 |
10 mm | 1019 mm | 968 mm | 919 mm | 898 mm | 898 mm | 888 mm |
8 mm | 1020 mm | 968 mm | 927 mm | 906 mm | 906 mm | 896 mm |
6 mm | 1022 mm | 968 mm | 936 mm | 916 mm | 916 mm | 906 mm |
4 mm | 1024 mm | 968 mm | 950 mm | 926 mm | 926 mm | 916 mm |
Patterns for 144,3MHz, above 145MHz increase the back lobes and the antenna has 0,1dB more gain