Is it weird that the quickest way I can remember which is longitude and which is latitude is by Jimmy Buffet's song Changes in Latitudes?
On Mon, May 13, 2019 at 11:20 AM <ch...@wbmfg.com> wrote: > Once regular routes were established, they followed a Rhumb line. > > This is a line connecting two points that can be tracked by following a > specific magnetic heading. It is not a straight line but is very simple to > navigate assuming you got started right and kept to the proper heading. > > Latitude has never been a problem. Longitude has always been the issue. > I recommend the book “Longitude” by Sorbel if you really want a good read > on the subject. > > https://books.google.com/books?id=lW8DYSPa6fEC&printsec=frontcover&dq=longitude+sorbel&hl=en&sa=X&ved=0ahUKEwj4k_7b5pjiAhWOUt8KHffcA-MQ6AEIKjAA > > *From:* Adam Moffett > *Sent:* Monday, May 13, 2019 8:57 AM > *To:* af@af.afmug.com > *Subject:* Re: [AFMUG] Antenna Aligner > > I wonder if sailing ships would follow the compass during the day and true > up with Polaris at night. > I know the difference was less pronounced then, but it must have still > been there and they must have noticed. Maybe if you're target is to hit > the right continent then it ain't really a problem. > > -Adam > > > On 5/10/2019 7:11 PM, ch...@wbmfg.com wrote: > > Probably... > > For scouts, they normally are not that into absolute bearings and > headings. More just NNE type of accuracy. > But yeah, West coast magnetic variations/declination are much more > pronounced than areas where the folks that live on the agonic line like > you. > > Main and NW Washington state are 20 degrees off. > > If you learn to fly a plane in the Pacific Northwest back in the day of > compass and sectional, it was an important factor. As I recall VOR > stations and victor airways are on a magnetic heading vs true. But they > don’t adjust VOR stations for magnetic field drift after they are > installed. > > I think the FCC is all about true north. And of course you can get a > pretty good heading off the North star or Orions belt. Can’t remember > which of the three stars is due East/West. > > *From:* Ken Hohhof > *Sent:* Friday, May 10, 2019 4:58 PM > *To:* 'AnimalFarm Microwave Users Group' > *Subject:* Re: [AFMUG] Antenna Aligner > > > You’re not making me less confused. > > > > Back when I was teaching cub scouts to use a compass, was I teaching them > a bunch of crap? > > > > > > *From:* AF mailto:af-boun...@af.afmug.com *On Behalf Of *SmarterBroadband > *Sent:* Friday, May 10, 2019 5:48 PM > *To:* 'AnimalFarm Microwave Users Group' mailto:af@af.afmug.com > *Subject:* Re: [AFMUG] Antenna Aligner > > > > 14 for me. > > > > *From:* AF [mailto:af-boun...@af.afmug.com] *On Behalf Of *ch...@wbmfg.com > *Sent:* Friday, May 10, 2019 3:18 PM > *To:* 'AnimalFarm Microwave Users Group' mailto:af@af.afmug.com > *Subject:* Re: [AFMUG] Antenna Aligner > > > > It is only 1 or 2 degrees where you live but it is probably 15 degrees > where Bill lives. > > > > *From:* Ken Hohhof > > *Sent:* Friday, May 10, 2019 4:14 PM > > *To:* 'AnimalFarm Microwave Users Group' > > *Subject:* Re: [AFMUG] Antenna Aligner > > > > Whenever I see the difference between magnetic and true north I get > confused about which one we’re supposedly using and decide 1 or 2 degrees > doesn’t matter on a 90 degree sector. Plus I get lazy and just align the > sectors to the tower faces or the roads. > > > > *From:* AF <af-boun...@af.afmug.com> *On Behalf Of *Daniel White > *Sent:* Friday, May 10, 2019 4:37 PM > *To:* AnimalFarm Microwave Users Group <af@af.afmug.com> > *Subject:* Re: [AFMUG] Antenna Aligner > > > > I've used the 3Z and Sunsight ones some. It was a few years ago though. > > Really it boils down if you want the screen on the device or to use your > phone or sometheneing else. I'd probably go with Sunsight personally, > but either are a good investment. > > > > [image: Image removed by sender.] <https://atheral.com/> > > *Daniel White* > > Co-Founder - Business Development & Operations > > direct: +1 (702) 470-2766 > > [image: Image removed by sender. Facebook icon] > <https://www.facebook.com/getatheral> [image: Image removed by sender. > LinkedIn icon] <https://www.linkedin.com/company/atheral/> [image: > Image removed by sender. Youtbue icon] > <https://www.youtube.com/channel/UCpPZv-EsGCj8LXfzylwCrjQ> > > SmarterBroadband wrote on 5/10/19 15:28: > > Thinking of getting an Antenna Aligner for Sector and Dish alignment. > > > > Choices seem to be > > > > Multiwave Smart Aligner > > 3Z Telecom RF Vision > > Sunsight > > > > Anyone have experience of any of these? > > > > Thanks > > > > Adam > > > > > ------------------------------ > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > ------------------------------ > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > ------------------------------ > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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