Always -1
On Jun 11, 2016 12:00 AM, "Bill Prince" <[email protected]> wrote:
> si
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> bp
> <part15sbs{at}gmail{dot}com>
>
>
> On 6/10/2016 4:47 PM, Jaime Solorza wrote:
>
> Califas?
> On Jun 10, 2016 4:22 PM, "Bill Prince" <[email protected]> wrote:
>
>> My porch is at 2450' overlooking the Pacific Ocean. I think I can see
>> close to 80 miles.
>>
>>
>> bp
>> <part15sbs{at}gmail{dot}com>
>>
>>
>> On 6/10/2016 3:02 PM, George Skorup wrote:
>>
>> You must be related to Sarah Palin.
>>
>>
>> Low blow. I know. Sorry. :)
>>
>> On 6/10/2016 4:57 PM, Bill Prince wrote:
>>
>> Sitting on my front porch. I can see over 40 miles to the horizon.
>>
>>
>> bp
>> <part15sbs{at}gmail{dot}com>
>>
>>
>> On 6/10/2016 2:36 PM, Ken Hohhof wrote:
>>
>> But from eye level, the horizon is only about 3 miles away.
>> �
>> Then there�s K-factor to consider (bending of microwave path by
>> atmosphere).
>> �
>> *From:* Bill Prince <[email protected]>
>> *Sent:* Friday, June 10, 2016 4:29 PM
>> *To:* [email protected]
>> *Subject:* Re: [AFMUG] Downtilt Calculator
>> �
>>
>> I believe that out to 15 miles or so you can treat the earth as "close"
>> to flat. No, it's not flat, but the difference is not worth talking about.
>> Beyond that, and you have to take earth curvature into account.
>>
>> �
>>
>> bp
>> <part15sbs{at}gmail{dot}com>
>>
>>
>> On 6/10/2016 2:05 PM, Ken Hohhof wrote:
>>
>> So you are a flat earth believer?
>> �
>> *From:* [email protected]
>> *Sent:* Friday, June 10, 2016 1:12 PM
>> *To:* [email protected]
>> *Subject:* Re: [AFMUG] Downtilt Calculator
>> �
>> Seriously, take the height of the antenna divided by the distance to the
>> area you want to focus the energy.�
>> �
>> If that is one mile away, and the antenna is mounted at 100 feet,
>> 100/5280.� = .189
>> �
>> Hit the ARCTAN button or the inverse TAN button and we get 1 degree of
>> downtilt.�
>> �
>> TAN = Rise over Run.�
>> Arctan = degrees of Rise/Run
>> �
>> To me that is easier and quicker than going on line and finding a
>> calculator web page etc.�
>> With an HP calculator it is 3 key strokes in addition to the numbers.�
>> �
>> *From:* [email protected]
>> *Sent:* Friday, June 10, 2016 12:03 PM
>> *To:* [email protected]
>> *Subject:* Re: [AFMUG] Downtilt Calculator
>> �
>> <snark>
>> �
>> Look for a button called TAN on your calculator.
>> �
>> </snark>
>> �
>> *From:* Brandon Yuchasz <[email protected]>
>> *Sent:* Friday, June 10, 2016 11:37 AM
>> *To:* [email protected]
>> *Subject:* [AFMUG] Downtilt Calculator
>> �
>>
>> Looking for a very simple down tilt calculation tool and I am wondering
>> what most of you guys are using. There has to be an easier way then using
>> math and my brain every time.
>>
>> �
>>
>> �
>>
>> Best regards,
>>
>> Brandon Yuchasz
>>
>> GogebicRange.net
>>
>> <http://www.gogebicrange.net/>www.gogebicrange.net
>>
>> �
>>
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