[aprssig] UHF APRS
Scott Miller
scott at opentrac.org
Wed Sep 28 12:28:20 EDT 2016
Sending the entire NMEA string is a waste of bandwidth and leads to
greater packet loss because of the long packets. Base91 will give you
plenty of resolution, and the !DAO! extension gives you an extra digit
with the standard lat/lon format. Please don't put new systems on the
air using raw NMEA - that was a kludge for things like the KPC-3 from
more than 15 years ago.
Scott
N1VG
On 9/28/2016 4:00 AM, Andrew Rich wrote:
> Cody
>
> I found you better accuracy out of APRS by sending just the full nmea
> string
>
>
>
> Andrew
>
> -----------------------------
> Sent from my iPhone
> Andrew Rich
> e vk4tec at tech-software.net <mailto:vk4tec at tech-software.net>
> w www.tech-software.net <http://www.tech-software.net>
> m 0419 738 223
>
> On 28 Sep 2016, at 10:57, crvickru <crvickru at lakeheadu.ca
> <mailto:crvickru at lakeheadu.ca>> wrote:
>
>>
>> Thank you all for your suggestions from what I gather from the
>> discussion it is impracticable to use this module. All of your
>> comments and suggestions have been helpfully. I am reading more about
>> aprs and it's capabilities what an amazing system.
>>
>>
>> Sent from my Samsung Galaxy smartphone.
>>
>> -------- Original message --------
>> From: Mark Cheavens <mcheavens at usa.net <mailto:mcheavens at usa.net>>
>> Date: 2016-09-27 8:32 PM (GMT-05:00)
>> To: aprssig at tapr.org <mailto:aprssig at tapr.org>
>> Subject: Re: [aprssig] UHF APRS
>>
>> defamation?
>> Or did he deform you....
>>
>> Only since this is a "technical" group.
>>
>> Mark
>> KC5EVE
>> On 9/27/2016 6:03 PM, steve at dimse.com <mailto:steve at dimse.com> wrote:
>> >> On Sep 27, 2016, at 6:42 PM, Andrew Rich <vk4tec at tech-software.net
>> <mailto:vk4tec at tech-software.net>> wrote:
>> >>
>> >> Cyber bully
>> >>
>> > Well, Andrew, we've covered this before. It isn't bullying, it is
>> sarcasm, because my other attempts to make you act like a responsible
>> member of the community, including hundreds of answers to your
>> questions over more than thirteen years, have failed. If you don't
>> want to hear any more, all you have to do is to use the SIG the way
>> the other hundreds of people here do - don't report things that are
>> not novel to APRS, don't ask questions a simple google response can
>> answer, and if you answer questions make sure your response actually
>> addresses the question being asked and is not simply a way for you to
>> tell us all about something you have done or want to do.
>> >
>> >> Public deformation
>> >>
>> > That requires a something I've said to be untrue, what would that be?
>> >
>> > Steve K4HG
>> >
>> > _______________________________________________
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>> > aprssig at tapr.org <mailto:aprssig at tapr.org>
>> > http://www.tapr.org/mailman/listinfo/aprssig
>>
>>
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>
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