UHF Horiz. Polarization Slotted Cylinder

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UHF Horiz. Polarization Slotted Cylinder

UHF Slotted Cylinder Slot Antenna with Horizontal Polarization analyzed using 4nec2.
From x-731 (now Post # 726) design posted by Bokabob on www.digitalhome.ca Antenna Design Forum.

Date(s): 29 Aug 2015. Album by holl_ands. 1 - 17 of 17 Total. 6441 Visits.

enlarge 144KB, 700x1024 1 UHF Slotted Cylinder 3D View	enlarge 220KB, 671x1024 2 UHF Slotted Cylinder Front View [1 large square = 1.25 inches]	enlarge 207KB, 1024x884 3 UHF Slotted Cylinder Top View [1 large square = 1.25 inches]
enlarge 162KB, 1024x722 4 UHF Slotted Cylinder UHF Raw Gain = 4.5 to 4.8 to 4.7 dBi UHF F/B & F/R Ratio = 3.9 to 3.0 dB	enlarge 185KB, 1024x722 5 UHF Slotted Cylinder UHF SWR (300-ohms) Under 2.6	enlarge 225KB, 1024x722 6 UHF Slotted Cylinder UHF Impedance
enlarge 312KB, 1024x1024 7 UHF Slotted Cylinder Azimuthal Pattern at 470 MHz	enlarge 313KB, 1024x1024 8 UHF Slotted Cylinder Azimuthal Pattern at 590 MHz	enlarge 312KB, 1024x1024 9 UHF Slotted Cylinder Azimuthal Pattern at 698 MHz
enlarge 180KB, 1024x722 10 UHF Slotted Cylinder Hi-VHF Raw Gain = 2.1 to 2.5 dBi Hi-VHF F/B & F/R Ratio = 0.4 to 0.7 dB	enlarge 185KB, 1024x722 11 UHF Slotted Cylinder Hi-VHF SWR (300-ohms) = 605 to 214 is Excessive	enlarge 215KB, 1024x722 12 UHF Slotted Cylinder Hi-VHF Impedance
enlarge 303KB, 1024x1024 13 UHF Slotted Cylinder Azimuthal Pattern at 174 MHz	enlarge 303KB, 1024x1024 14 UHF Slotted Cylinder Azimuthal Pattern at 198 MHz	enlarge 308KB, 1024x1024 15 UHF Slotted Cylinder Azimuthal Pattern at 216 MHz
enlarge 45KB, 791x1024 16 UHF Slotted Cylinder 4nec2 File	enlarge 217KB, 670x1024 17 UHF Slotted Cylinder Side View [1 large square = 1.25 inches]