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Hi-VHF Square Loop + Reflector
Hi-VHF Square Loop [20"/side] with 28"x28" Screen Reflector (2"x4" Grid) at 13" Separation analyzed using 4nec2.

Raw Gain = 7.6-7.9 dBi, F/B and F/R Ratio = 6.0 to 13 dB and SWR under 3.0.
Date(s): 19 Aug 2011. Album by holl_ands. 1 - 9 of 9 Total. 10016 Visits.
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Enlarge photo 1
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Hi-VHF Square Loop - 3D View
Optimum size is 20-in/side for 1/2-in Type M Copper


Enlarge photo 2
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Hi-VHF Square Loop - Front View
28-inch x 28-inch Screen Reflector (2"x4" Grid).
Minimalist size - any smaller increased SWR.


Enlarge photo 3
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Hi-VHF Square Loop - Side View
Separation = 13-inches (same as Circular Loop).


Enlarge photo 4
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Hi-VHF Square Loop
Hi-VHF Raw Gain = 7.6-7.9 dBi
Hi-VHF F/B and F/R Ratio = 6.0 to 13 dB


Enlarge photo 5
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Hi-VHF Square Loop - SWR under 3.0

Enlarge photo 6
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Hi-VHF Square Loop - Impedance

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Hi-VHF Square Loop
Azimuthal Pattern at 174 MHz


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Hi-VHF Square Loop
Azimuthal Pattern at 198 MHz


Enlarge photo 9
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Hi-VHF Square Loop
Azimuthal Pattern at 216 MHz


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