[TowerTalk] Fwd: Strange etc

[Herbert Schoenbohm]

This  large sundial (Point Udall) is just down the road from my house 
and is the Easternmost point of the U.S. in North America. 
http://www.atlasobscura.com/places/point-udall


On 1/27/2017 11:14 AM, Hans Hammarquist via TowerTalk wrote:
>   I like that method. Will try it.
>
> I have one problem though, you will have the time for the solar noon at that day but you will only know it after the day is over. As the solar noon changes a little every day you don't know what it is the next day. You might be off by several part of one degree. :-) Just kidding!
>
> I think your method is way good enough for most if not all our purposes. If you need it better you have to get a gyro compass. That will show the true north, but how picky do you want to be?
>
> 73 de,
>
> Hans - N2JFS
>
>   
>
>   
>
> -----Original Message-----
> From: Ed Karl <edk0kl at centurytel.net>
> To: towertalk <towertalk at contesting.com>
> Sent: Thu, Jan 26, 2017 9:40 pm
> Subject: [TowerTalk] Strange etc
>
> A. The time between local sunrise and sunset is solar noon, in North
> America is in the middle.
>
> Therefore any shadow point to True North.
>
> B. With most HF antenna having 3db points for the forward lobe having
> the smallest angle of 30 degrees
>
> why are we picking nits over finding magnetic north away from buildings
> and the deviation that day to
>
> compute True North to get 1 degree accuracy?
>
> To me on a circuit to ZS or G, it's "good enough" with the old sundial
> method from here in Missouri.
>
> Or what am I missing?.
>
> 73!
>
> ed K0KL
>
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