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Loop Antennas incl Folded Dipole
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Wi-Fi Folded Dipole - 2400-2500 MHz
UHF Folded & Tri-Folded Dipoles
Hi-VHF+UHF "VEE" Folded Dipole
UHF Circular & Square Loops NO Reflector
UHF "Figure-8" Twin Loops - NO Refl
UHF "Figure-8" Twin-Loops + xxRR - OPT
Hi-VHF Figure-8 Twin Loops - NO Refl
UHF Twin-Hoop Chireix - NO or 26ReflRods
Hi-VHF+UHF Tapered Loop - A-D C2 & C2-V
Hi-VHF+UHF Tapered DoubleLoop - d510d180
UHF Shorted Bowtie Loop (SBL)
Hi-VHF+UHF Bowtie-In-Loop - NO Reflector
Hi-VHF+UHF Bowtie-In-Loop + 11RR - OPT
Hi-VHF+UHF Bowtie-In-Loop (DblAngRefl)
HiVHF+UHF Dreamcatcher
U+H 2-Bay Hentenna NO+11ReflRods
UHF Hourglass Loop
UHF Quad-Trapezoid-Loop
UHF Quad-Trapezoid-Loop+2xBars
UHF Quadazoid Loop - No Refl
UHF Quadazoid Loop + Reflector
Hi-VHF Folded Dipoles
Hi-VHF Circular Loop + Reflector
Hi-VHF Square Loop + Reflector
HiVHF Shorted Bowtie Loop (NO Reflector)
Hi-VHF Shorted Bowtie Loop (w Reflector)
Hi-VHF Hourglass Loop
Hi-VHF Quad-Trapezoid-Loop
Hi-VHF Quad-Trapezoid-Loop+2Bars - OPT
Lo-VHF Tri-Folded Dipoles - OPT
Lo-VHF 2-Bay Folded Dipole - OPT
VHF Square & Circular Loops
Lo-VHF Folded Dipoles
LoVHF Hourglass-Loop - No Reflector
LoVHF+FM Hourglass Loop
LoVHF Hourglass-Loop + 3 ReflRods
LoVHF Hourglass-Loop + 5 ReflRods
Hi-VHF (+UHF) Twin Rectangular Loops
HiVHF+UHF RL-M2 2-Bay+Loop - NO Refl.
H+U 2-Bay+Loop RLH2 (12x10) - NO Refl
H+U 2-Bay+Loop RLH2 (10.5x8.7) - NO Refl
H+U 4-Bay Loop RLH4 - No Refl
HiVHF+UHF 2Square-Chireix-In-Rect. Loop
Hi-VHF+UHF In 3-ftx2-ft Picture Frame/
Hi-VHF Square Loop + Reflector
Hi-VHF Square Loop [20"/side] with 28"x28" Screen Reflector (2"x4" Grid) at 13" Separation and 1/2-in Type M Copper 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. 10437 Visits.
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1
Hi-VHF Square Loop - 3D View
Optimum size is 20-in/side for 1/2-in Type M Copper
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2
Hi-VHF Square Loop - Front View
28-inch x 28-inch Screen Reflector (2"x4" Grid).
Minimalist size - any smaller increased SWR.
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3
Hi-VHF Square Loop - Side View
Separation = 13-inches (same as Circular Loop).
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4
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
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5
Hi-VHF Square Loop - SWR under 3.0
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6
Hi-VHF Square Loop - Impedance
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7
Hi-VHF Square Loop
Azimuthal Pattern at 174 MHz
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8
Hi-VHF Square Loop
Azimuthal Pattern at 198 MHz
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9
Hi-VHF Square Loop
Azimuthal Pattern at 216 MHz
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Thank you for the countless hours of exploring antennas,the work has already been done,all i have to do is build and get in the air,and wait for night!
-
brian adams
, Sun, 30 Jun 2019 5:07PM
