[TowerTalk] Strange behavior

Martin Sole hs0zed at gmail.com
Sun Jan 22 11:37:28 EST 2017


Beware when using a smartphone app compass, It may direct you to 
download an app for a virtual owl, this is known to be buggy and may 
refuse to indicate true north. A further app for a virtual wench is to 
be avoided at all costs!

:O :)

Martin, HS0ZED


On 22/01/2017 19:23, Richard Solomon wrote:
> How about using the Compass App
> on your SmartPhone ?
>
> 73, Dick, W1KSZ
>
> On Sun, Jan 22, 2017 at 8:59 AM, <john at kk9a.com> wrote:
>
>> I am trying to avoid the true north thread however I would verify that they
>> are indeed pointing 45 degrees when you beam Europe. A compass can be
>> inaccurate around a lot of metal or if not level and it is measuring
>> magnetic north. If you use Google earth you can pick an object 45 degrees
>> from your tower and see if you beam is pointing that direction. Since you
>> multiple towers and beams it is possible that something is skewing the
>> pattern or that you have skewed propagation under these poor conditions but
>> I would visually look at the direction one more time using a different
>> direction method.
>>
>> John KK9A
>>
>> To:     <towertalk at contesting.com>
>> Subject:        [TowerTalk] [SUSPECTED SPAM] Strange behavior
>> From:   "Carol Richards" <n2mm at comcast.net>
>> Date:   Fri, 20 Jan 2017 18:35:57 -0500
>>
>> Hello all,
>>
>> In late summer, I had some minor work done on my towers and antennas. I
>> used
>> a compass so that the beams were lined up correctly with N at 0 degrees and
>> NE at 45 degrees,  EU direction. All monoband yagis have not loosened up,
>> but that EU now peaks at due East on all three yagis, separate towers, The
>> other directions behave properly; N to JA, W to the Pacific etc. Can anyone
>> explain why the change? There is about 15 db difference in signals from EU
>> at 90 degrees and EU at 45 degrees?
>>
>> I understand that EU on 15m would be skewed at this point in the cycle, but
>> 40m and 20m?
>>
>>
>>
>> Carol
>>
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>>
>>
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