[mythtv-users] OT - Antenna tuning/aiming

Brad Fuller bradallenfuller at yahoo.com
Sun Nov 5 16:53:43 UTC 2006


Brian Wood wrote:
>
>> I think my only problem is that most of the stations I want are at
>> 306deg, but 2 of them are at 356deg. The 2 at 356 are only 16miles  
>> away.
>> While the others are at most 46miles. I suppose I should point the
>> antenna at the 306deg since the 356deg are so much closer.
>>
>>     
>
> Sounds like a good plan. Remember that a signal out of the rated  
> beamwidth will still be picked up, it will just be down by more than  
> 3db., which at 16 miles range will be a minor factor.
>
> You're more likely to have problems with reflections off mountains  
> etc, which can cause real problems with digital signals. Don't be  
> surprised if the best reception is significantly off what would  
> intuitively seem to be the correct direction.
My problem station is KNTV (11-1). It is the only one that doesn't quite
come in. It worked better if I skewed the antenna 45degrees. The
stations didn't seem to be effected much.

I have a question, though. I placed this antenna (which is a small
VHF/UHF antenna http://winegard.com/offair/products.htm) below a typical
VHF/UHF antenna (dipole) that is on a mast. It's about 3 feet above the
new antenna. Would the older antenna effect reception of the newer one
below it?

brad


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