| Simple dipole |
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| J-pole antenna |
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| Groundplane, radials at 45 degrees |
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| Groundplane, radials at 90 degrees |
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| Inverted-V antenna |
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| 1 wavelength dipole, fed at 1/4 wavelength |
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| 1.5 lwavelength dipole, fed at the center |
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| 6-element Yagi (NBS design) |
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| 2 element Yagi (dipole + reflector) |
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| 16-element Yagi |
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| Logarithmic periodic 9 element antenna |
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| 2 element W7ZO cubical quad |
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nec file |
| 15-turn helical antenna with reflector |
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| (c) John Coppens ON6JC/LW3HAZ |