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 Kinks for Antennas
 Cutting phasing line other than 1/2 wave
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vk3pa
Deceased

Australia
1714 Posts

Posted - 15 Sep 2008 :  09:52:16 AM  Show Profile  Visit vk3pa's Homepage  Reply with Quote
The rest is straight forward as you now know the velocity factor of the
coax..
360 deg =1 wave length therefore
180 degrees (half wave) = 468/1.85 * .879 = 253 * .879 = 222.4ft
Therefore 1 degree of that coax at 1.850mHz = 222.4/180= 1.23ft
so your 84deg line is 1.23 X 84 = 103.32ft = 103ft 4ins
and your 71deg line is 1.23 X 71 = 87.3 ft = 87ft 3 1/2ins
these figures are only examples as vf is/was incorrect
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