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WARNING: ALL YAGI STRUCTURED ROOFTOP ANTENNAS ARE AT RISK OF SURGE DURING LIGHTNING, THEY DON'T ATTRACT LIGHTNING BUT AT LIGHTNING CONDITION, IT IS SUGGESTED TO TURN OFF ALL EQUIPMENTS INCLUDING EXTERNAL ANTENNAS AND SIMILAR EQUIPMENTS. HERE WE ASSUME THAT ALL VIEWERS ARE WELL EDUCATED TO ELECTRIC EARTHING SYSTEM AND CURRENTLY WELL GROUNDED ALL ANTENNAS. HERE WE DON'T TAKE ANY RISK OF HARM DONE BY IMPROPER EARTHING AND CARELESS ENGINEERING.
Here "no network vilage" means to very remote area. and no cellphones are able to catch the signals (very weak). however slight signals are must for yagi antennas.
Frequency : 1800 MHz
Wavelength : 167 mm
Rod Diameter : 3 mm
Boom Length : 370 mm
Elements : 10
Gain : 11.80 dBd (approx.)
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Reflector Length : 80 mm
Reflector Position : 0 mm
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Dipole legnth : 5% less than reflector
Dipole Position : 40 mm
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Director #1 Position : 52 mm , Length : 76 mm
Distance Dipole - Dir. #1 : 12 mm
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Director #2 Position : 82 mm , Length : 75 mm
Distance Dir. #1 - Dir. #2 : 30 mm
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Director #3 Position : 118 mm , Length : 74 mm
Distance Dir. #2 - Dir. #3 : 36 mm
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Director #4 Position : 160 mm , Length : 74 mm
Distance Dir. #3 - Dir. #4 : 42 mm
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Director #5 Position : 207 mm , Length : 73 mm
Distance Dir. #4 - Dir. #5 : 47 mm
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Director #6 Position : 257 mm , Length : 73 mm
Distance Dir. #5 - Dir. #6 : 50 mm
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Director #7 Position : 309 mm , Length : 72 mm
Distance Dir. #6 - Dir. #7 : 53 mm
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Director #8 Position : 364 mm , Length : 72 mm
Distance Dir. #7 - Dir. #8 : 55 mm
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