[WARC] SKYWARN callout

Clare Jarvis jarvis at jarviscomputer.com
Mon Jun 2 17:25:16 GMT 2008 

On Monday 02 June 2008 12:18 pm, Clare Jarvis wrote:
> Hi Walt,
>
> I just want to make clear that we are making positions of all APRS stations
> visible to people on the internet and therefore it is possible to know the
> position of a particular station whether you have a radio and antenna
> attached to your computer.   It is possible to even place on these maps
> objects (non-APRS spotters, EOC etc) on the maps by posting to Internet
> these objects.   Les knows how to do this, as well as Jim (Kb0thn)  I could
> learn this as well.   Therefore if you want to minimize de-sense on 2
> meters then you can have the APRS without the radio and TNC.
>
> Your posting below left a question in mind that that was clear.  Please
> forgive me if you already understood that.
>
> Clare
>
> On Monday 02 June 2008 11:01 am, Walt Kelly wrote:
> > Over the years I have worked on SkyWarn the two questions I have really
> > liked a picture of is: 1) Where is the storm; and 2) Where are the
> > spotters?
> >
> > A marker on a laminated map has sufficed for my needs, but it is of
> > limited use to any others in the room and of no use to anyone else. Being
> > able to draw - and share - that map showing storm and spotter locations
> > is my goal.
> >
> > APRS seems like the best way to do that over the air. And over the air
> > would be of greater use than just over the internet. At least to people
> > without internet access - like spotters.
> >
> > Now Clare brings an interesting aspect to CMH: do we need to have radio
> > APRS capability there, or is internet sufficient?
> >
> > Could Russ' rig be better used in the field by a spotter?
> >
> > Good questions!
> >
> > Please give your thoughts.
> >
> > At present, we do need the computer at CMH.
> >
> > Walt
> >
> > -----Original Message-----
> > From: warc-bounces at lists.w0ne.org [mailto:warc-bounces at lists.w0ne.org] On
> > Behalf Of Clare Jarvis
> > Sent: Monday, June 02, 2008 8:24 AM
> > To: Winona Amateur Radio Club general discussion
> > Subject: Re: [WARC] SKYWARN callout
> >
> > Our intention was to just use an internet feed at CMH but Walt, others,
> > and I
> > will certainly discuss and weigh the possibilities.
> >
> > tnx es 73 Clare
> > de K0ny
> >
> > On Sunday 01 June 2008 09:39 pm, Russell Marsolek wrote:
> > > I have a radio and TNC that I will donate for the CMH, APRS system if
> > > needed.
> > >
> > > RLM / N0QK
> > >
> > > -----Original Message-----
> > > From: warc-bounces at lists.w0ne.org [mailto:warc-bounces at lists.w0ne.org]
> > > On Behalf Of Walt Kelly
> > > Sent: Sunday, June 01, 2008 12:48 PM
> > > To: 'Winona Amateur Radio Club general discussion'
> > > Subject: RE: [WARC] SKYWARN callout
> > >
> > >
> > > At the last meeting with Bob, he indicated that a move of the office
> > > will not be occurring soon and that we should plan - for right now -
> > > with the office staying where it is.
> > >
> > > Evaluating the callout of this week, having an active APRS at the
> > > hospital seems like a good idea.
> > >
> > > The "fingers" issue could be addressed with the addition of a
> > > polycarbonate (or other material) shield over the goodies. People do
> > > seem to like to tinker with the knobs and switches even though they
> > > shouldn't.
> > >
> > > Walt
> > >
> > > -----Original Message-----
> > > From: warc-bounces at lists.w0ne.org [mailto:warc-bounces at lists.w0ne.org]
> > > On Behalf Of jarvis at jarviscomputer.com
> > > Sent: Sunday, June 01, 2008 8:51 AM
> > > To: Winona Amateur Radio Club general discussion
> > > Subject: Re: [WARC] SKYWARN callout
> > >
> > > I wouldn't put too much time to get a solution as we do not know if the
> > > EOC will be staying in that building yet.
> > >
> > > Clare
> > >
> > > > If from our own transmissions then we can control it. I guess I don't
> > > > understand what the problem might be. We only need to hear one
> > > > station
> > > >
> > > > (W0NE) and it should be pretty strong. If it's our own signals, then
> > > > a
> > > >
> > > > single cavity might do the trick
> > > >
> > > > Could also consider reducing power on the net control station. Only
> > > > need a half a watt or so to reach the repeater.  Better yet, use a
> > > > Kenwood and put the APRS in the same radio. No desense then!
> > > >
> > > >
> > > > -Les
> > > >
> > > > ----- Original Message -----
> > > > From: "Erik Brom" <ewbrom at hbci.com>
> > > > To: "Winona Amateur Radio Club general discussion"
> > > > <warc at lists.w0ne.org>
> > > > Sent: Saturday, May 31, 2008 21:30
> > > > Subject: Re: [WARC] SKYWARN callout
> > > >
> > > >> Well, I don't know, but I suspect it is the amateur
> > > >
> > > > transmissions.  I
> > > >
> > > >> only make this guess because its the closest (in frequency)
> > > >
> > > > thing.
> > > >
> > > >> I'm pretty sure it is local desense, though, because on Monday
> > > >
> > > > of the
> > > >
> > > >> flood I was in Rushford, and Jim, KB0THN, had his known good
> > > >
> > > > setup at
> > > >
> > > >> the LEC.  I was getting his messages, and I was able to ping
> > > >
> > > > and see
> > > >
> > > >> other stations in Winona, but he was not getting my messages.
> > > >>
> > > >> Erik
> > > >>
> > > >> At 09:27 PM 05/31/08, you wrote:
> > > >> >What causes the desense?  The amateur transmissions or other
> > > >> > service
> > > >> >
> > > >> >transmissions? If other service transmissions, I think we should
> > > >> > try
> > > >> >
> > > >> >a coax stub - the frequencies are different enough that it might
> > > >
> > > > work.
> > > >
> > > >> >1/4 wavelength open at the offending frequency.
> > > >> >
> > > >> >-Les
> > > >> >
> > > >> >
> > > >> >----- Original Message -----
> > > >> >From: "Erik Brom" <ewbrom at hbci.com>
> > > >> >To: "Winona Amateur Radio Club general discussion"
> > > >> ><warc at lists.w0ne.org>
> > > >> >Sent: Saturday, May 31, 2008 21:20
> > > >> >Subject: Re: [WARC] SKYWARN callout
> > > >> >
> > > >> > > I don't either.  But, as we were discussing on the air, if
> > > >
> > > > we
> > > >
> > > >> >can't
> > > >> >
> > > >> > > get a radio that isn't desensed, then we need an Internet
> > > >> > > connection.  And even that is only good as long as the
> > > >> >
> > > >> >commercial
> > > >> >
> > > >> > > infrastructure is up and running.
> > > >> > >
> > > >> > > Erik
> > > >> > >
> > > >> > > At 07:03 PM 05/31/08, you wrote:
> > > >> > > >Sounds good Erik, although I don't understand the "little
> > > >> > > >fingers" argument. Seems like we could keep a computer
> > > >
> > > > secure
> > > >
> > > >> > > >down there of all places!
> > > >> > > >
> > > >> > > >-Les
> > > >> > > >
> > > >> > > >----- Original Message -----
> > > >> > > >From: "Erik Brom" <ewbrom at hbci.com>
> > > >> > > >To: "Winona Amateur Radio Club general discussion"
> > > >> > > ><warc at lists.w0ne.org>
> > > >> > > >Sent: Saturday, May 31, 2008 15:57
> > > >> > > >Subject: Re: [WARC] SKYWARN callout
> > > >> > > >
> > > >> > > > > Next time I'm at the LEC I'll bring my laptop w/APRS
> > > >
> > > > sw
> > > >
> > > >> >and
> > > >> >
> > > >> > > >use my cell phone as a modem to access the Internet and
> > > >> >
> > > >> >monitor
> > > >> >
> > > >> > > >APRS via an I-gate.  (I have an unlimited data plan).
> > > >> > > >
> > > >> > > > > Erik
> > > >> > > > >
> > > >> > > > > -----Original Message-----
> > > >> > > > >
> > > >> > > > > From:  Daniel Goltz <dgoltz at hbci.com>
> > > >> > > > > Subj:  [WARC] SKYWARN callout
> > > >> > > > > Date:  Sat May 31, 2008 10:56 am
> > > >> > > > > Size:  662 bytes
> > > >> > > > > To:  WARC at lists.w0ne.org
> > > >> > > > >
> > > >> > > > > Thanks to all who participated in yesterdays SKYWARN
> > > >
> > > > net.
> > > >
> > > >> >Your
> > > >> >
> > > >> > > >reports were
> > > >> > > >
> > > >> > > > > execllent!  There were a flood of reports from many
> > > >> >
> > > >> >sources
> > > >> >
> > > >> > > >and we were
> > > >> > > >
> > > >> > > > > able to confirm and refute many based on your
> > > >> >
> > > >> >observations.
> > > >> >
> > > >> > > > > It is interesting that many reports that come from
> > > >
> > > > other
> > > >
> > > >> > > >services lack
> > > >> > > >
> > > >> > > > > detail and to some extent reliability.  We have high
> > > >> > > >
> > > >> > > >confidence in the ham
> > > >> > > >
> > > >> > > > > reports and use them as the gold standard when
> > > >
> > > > comparing
> > > >
> > > >> > > >reports from other
> > > >> > > >
> > > >> > > > > sources.
> > > >> > > > >
> > > >> > > > > Thanks again.
> > > >> > > > > Dan WK0W
> > > >> > > > > Daniel L. Goltz
> > > >> > > > > 702 Spring Brook Dr.
> > > >> > > > > Winona, MN 55987
> > > >> > > > >
> > > >> > > > > _______________________________________________
> > > >> > > > > WARC mailing list
> > > >> > > > > WARC at lists.w0ne.org
> > > >> > > > > http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >> > > > >
> > > >> > > > >
> > > >> > > > > _______________________________________________
> > > >> > > > > WARC mailing list
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> > > >> > > > > http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >>
> > > >>---------------------------------------------------------------
> > > >>
> > > >> >-
> > > >> >
> > > >> > > >----------------
> > > >> > > >
> > > >> > > >
> > > >> > > >
> > > >> > > >No virus found in this incoming message.
> > > >> > > >Checked by AVG.
> > > >> > > >Version: 8.0.100 / Virus Database: 269.24.4/1476 -
> > > >
> > > > Release
> > > >
> > > >> >Date:
> > > >> > > >5/31/2008 12:25 PM
> > > >> > > >
> > > >> > > >_______________________________________________
> > > >> > > >WARC mailing list
> > > >> > > >WARC at lists.w0ne.org
> > > >> > > >http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >> > >
> > > >> > > _______________________________________________
> > > >> > > WARC mailing list
> > > >> > > WARC at lists.w0ne.org
> > > >> > > http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >>
> > > >>---------------------------------------------------------------
> > > >
> > > > -
> > > >
> > > >> >----------------
> > > >> >
> > > >> >
> > > >> >
> > > >> >No virus found in this incoming message.
> > > >> >Checked by AVG.
> > > >> >Version: 8.0.100 / Virus Database: 269.24.4/1476 - Release
> > > >
> > > > Date:
> > > >> >5/31/2008 12:25 PM
> > > >> >
> > > >> >_______________________________________________
> > > >> >WARC mailing list
> > > >> >WARC at lists.w0ne.org
> > > >> >http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >>
> > > >> _______________________________________________
> > > >> WARC mailing list
> > > >> WARC at lists.w0ne.org
> > > >> http://lists.w0ne.org/cgi-bin/mailman/listinfo/warc
> > > >
> > > > ----------------------------------------------------------------
> > > > ----------------
> > > >
> > > >
> > > >
> > > > No virus found in this incoming message.
> > > > Checked by AVG.
> > > > Version: 8.0.100 / Virus Database: 269.24.4/1476 - Release Date:
> > > > 5/31/2008 12:25 PM
> > > >
> > > > _______________________________________________
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> > >
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> > >
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-- 
Mr. Clare Jarvis
Jarvis Computer Software
PO Box 1264
Winona MN 55987-7264

(507) 454 2575

Reply to: jarvis at jarviscomputer.com

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