[mythtv-users] OT - Antenna tuning/aiming
Brad Fuller
bradallenfuller at yahoo.com
Thu Nov 2 22:33:29 UTC 2006
Brian Wood wrote:
> On Nov 2, 2006, at 2:32 PM, Brad Fuller wrote:
>
>
>> Is there recommended sw to dynamically display the signal strength
>> of an
>> HD signal? I have a PCHDTV3000 and a new antenna. I'd like to maximize
>> the direction while watching something like a strength meter. The
>> antenna is a Winegard squareshooter. Kinda little. The instructions
>> say
>> to have someone watch the TV while adjusting and it has all the
>> settings
>> of a dish: azimuth, elevation and skew (which I don't know why you
>> need
>> that). I'd rather just look at a number and adjust.
>>
>>
>
> I think azap and the like will give you a signal strength reading. I
> believe it gives you a BER as well, but I seem to recall reading that
> that particular card does not give meaningful BER information.
>
> Maximum signal strength may or may not equal best reception, because
> you might have reflections that can be minimized by turning the
> antenna slightly off peak. This is why the BER is a better indication
> of signal quality for digital signals, but I don't think you can read
> that directly from that card. Mine shows a zero BER no matter how bad
> the signal.
>
> (BER is the Bit Error Rate, in case you were not aware of that :-))
>
Hey, thanks Brian. That works. Now I need someone to watch the numbers
while I twist!
(not that dance)
Do you know why skew would matter on UHF?
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