[TowerTalk] Wind noise

[Steve Dyer W1SRD]

Depends on the antenna design and materials as to which direction makes 
the most sense.
The consensus on the SteppIR list is into the wind - especially for 
models with sweeps.
73,
Steve
W1SRD


On 3/14/2021 9:58, David Gilbert wrote:
>
>
> Why do you want to point the antenna into the wind?  I do just the 
> opposite for my OB16-3 ... less stress on the elements.
>
> Depending upon the spacing, you could also be getting some resonance 
> in the air space between the antennas, but you're probably correct 
> that it is the one of the antennas.  It could also be the tower 
> itself, of of course.
>
> In any case, once you find the source of the noise you should be able 
> to use some kind of mechanically lossy dampener to kill it. If you 
> find the source, somebody here will almost certainly have a suggestion 
> for what you could use.
>
> 73,
> Dave   AB7E
>
>
>
> On 3/14/2021 9:45 AM, Al Kozakiewicz wrote:
>> I have a short tower bracketed to the house adjacent to my shack. See 
>> QRZ page. C3, 6M3 and 2M7. I have a low frequency noise when the wind 
>> blows and I suspect the C3 is the source. Sounds like an airplane is 
>> flying close by. Rotating the antenna so that it is perpendicular to 
>> the wind direction diminishes the volume somewhat.
>>
>> It is not a huge deal, but I'd like to keep the antenna pointed into 
>> the wind when it blows. Is there any simple way to eliminate or cut 
>> down on the noise?
>>
>> Al
>> AB2ZY
>>
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