[aprssig] APRS on HF

[Ray Wells]

I'm glad I'm not classed as people <grin>

Ray vk2tv
who uses 30m aprs messaging.


On 21/02/11 06:39, Greg D. wrote:
> And why do people (appear to) think that the only purpose of the IS 
> system is to log position reports?  When on the road, APRS-IS is also 
> the conduit to email and instant messaging with the Muggle world, via 
> the email/email2 and WinLink systems.  I would think that Messaging 
> and SMS over HF could be quite useful when way off the beaten path, 
> especially if bi-directional.
>
> Greg  KO6TH
>
>
> > Date: Mon, 21 Feb 2011 06:24:56 +1100
> > From: vk2tv at exemail.com.au
> > To: aprssig at tapr.org
> > Subject: Re: [aprssig] APRS on HF
> >
> > So I'm still struggling to see what the point of HF APRS is other than
> > allowing people out of range of VHF digis and gateways to get their
> > position reports into aprs.fi.
> >
> > Does there *really* need to be another reason?
> >
> > Ray vk2tv
> >
> >
> >
> > On 21/02/11 00:51, Julian, G4ILO wrote:
> > > Hi Jim.
> > >
> > > I don't think I am guilty of this misconception as I am well aware
> > > that APRS is intended for giving information about the local situation
> > > but that was one of the main reasons for my question because you don't
> > > get any *local* information on HF.
> > >
> > > I have listened on the Net14 frequency a couple of times but without
> > > any mobile traffic I didn't find it very interesting as there wasn't
> > > much going on. Once you have sent a greetings message to the other
> > > people who are on what else is there to do? There are other ways to
> > > have such QSO's on HF. I do use APRS messaging a lot on VHF but that
> > > is because I know other local APRS users on VHF so we often have
> > > things to say to one another and in our mountainous area we often
> > > can't talk direct.
> > >
> > > In response to Stephen's comment about RX-only gateways breaking
> > > messaging that's true but when considering HF I don't think there are
> > > many occasions when someone wants to message someone they don't know
> > > 1,000 miles away. Most of the messages I have seen have been direct
> > > "hello" messages between gateway operators or APRS queries. If someone
> > > is driving through an area beaconing on HF the people on VHF APRS in
> > > the area probably don't even know he is there, and he won't be
> > > receiving any local information over the HF channel (though thanks to
> > > the French cross-band gateways he may be receiving information about
> > > things hundreds of miles away.)
> > >
> > > So I'm still struggling to see what the point of HF APRS is other than
> > > allowing people out of range of VHF digis and gateways to get their
> > > position reports into aprs.fi.
> > >
> > > Julian, G4ILO
> > > G4ILO's Shack: www.g4ilo.com
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > On 20 February 2011 12:46, G0JXN Jim<g0jxn.jim at ntlworld.com> wrote:
> > >> Hi Guys
> > >>
> > >> Julian, there is this misconception that APRS is only suitable to 
> use for
> > >> "Position Reporting". Net14 has been setup with the objective of
> > >> establishing a World Wide APRS Net for the purpose of 
> communication by the
> > >> exchange of messages using APRS. The indication of a station's 
> location is
> > >> used only to indicate that the station is QRV. Considerations of 
> tracking
> > >> and propagation are secondary.
> > >>
> > >> If you have not already done so I would suggest that you go to
> > >> www.net14.org.uk and read through the Net14 Setup Section which 
> explains the
> > >> objective and methods to be use to achieve the objective.
> > >>
> > >> On a personal note I see that you are not a member of the Yahoo 
> Net14_APRS
> > >> Group. If you or anyone else is interested in joining our Group 
> there is a
> > >> link on the above website Welcome page.
> > >>
> > >> 73
> > >>
> > >> Jim, G0JXN/MB7UXN
> > >>
> > >>
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> > >>
> > >>
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> >
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