[aprssig] Blue Horizon Balloon info

Andrew Rich vk4tec at tech-software.net
Sun Mar 25 17:50:21 EDT 2012


Ever thought of a satellite spot tracker ?

Andrew VK4TEC


----- Original Message ----- 
From: "Steve Daniels" <steve at daniels270.eclipse.co.uk>
To: "'TAPR APRS Mailing List'" <aprssig at tapr.org>
Sent: Monday, March 26, 2012 7:32 AM
Subject: Re: [aprssig] Blue Horizon Balloon info


> Some experienced ARHAB (Amateur Radio High Altitude Balloon) groups have
> tried addressing this issue and getting the word out.
> There was a discussion about it on the GPSL yahoo group in May last year
> titled "how do we encourage standards on aprs use"
> And a webpage is here http://www.californianearspaceproject.com/aprs.html
>
> I would love Greg K7RKT whose tracker is in use (I have one) to include
> altitude based path switching, as it's handy for retrieval to have a path
> set to hit digi's when on the ground, and for transatlantic crossings
> longitude based frequency switching.
>
> Steve Daniels
> G6UIM
>
> -----Original Message-----
> From: aprssig-bounces at tapr.org [mailto:aprssig-bounces at tapr.org] On Behalf
> Of Bob Bruninga
> Sent: 25 March 2012 22:06
> To: TAPR APRS Mailing List
> Subject: Re: [aprssig] Blue Horizon Balloon info
>
> Well,
>
> Please pass back to the Blue Horizon team that I find their web page to be
> pretty useless.  Maybe I am not seeing something bccause I have an old
> browser, but there is no practical or educational information one would
> expect to see.
>
> Further, it is amazing that a group with such ambitions and background of
> multiple balloon launches over several years would launch an APRS payload
> that ignores nearly two decades of recommendations on how to configure an
> APRS device for balloon operation.
>
> Now I will be the first to admit, that mistakes happen, and believe me, I
> have made them all...  but, otherwise, we need to get in touch with these
> folks and ask them to put up a less fancy web page that focuses more on
> substance.... one with more useful information.  And to use the proper
> callsign and symbol for a balloon, and most importantly, to use an
> appropriate APRS path at altitude.
>
> Just some backseat kibitzing.
>
> Bob, WB4APR
>
>>   Yikes!  Looks like information is all over the
>>   place.  My browser is not letting me get any useful
>>   info from the  Blue Horizon site (or it just isn't
>>   there).  All I heard last night on 30 M was "N2XE MT
>>   MT"  and "N2XE ME MT" at random, but frequent
>>   intervals.
>>
>>
>>
>>   I have been in email contact with John, N3XE and
>>   here's what he says a few minutes ago, Steve, K9DCI:
>>
>>
>>
>>   Thanks for the note, we really need an updated
>>   status for the balloon which is now somewhere over
>>   the Atlantic Ocean.  The website is
>>   www.projectbluehorizon.com and you can get a bunch
>>   of info there as well as report and telemetry you
>>   recieve.  The 30 meter beacon transimits at 10, 30
>>   and 50 minutes after the hour on 10.1465 +/- 500 Hz
>>   depending on the payload temperature.  If you could
>>   copy the beacon we would be eternally greatful since
>>   we are not getting it here in New York.  IF you
>>   could spread the word, even better!
>>
>>
>>
>>   Yes the telemetry callsign is N2XE
>>
>>   The format is
>>   Lat
>>   Long
>>   Altitude in meters (divided by 100)
>>   Battery voltage (Divide by 10)
>>
>>
>>
>>   From John C. N2XE himself.  We ... from his
>>   BlackBerry, that is. Typos and all.
>>
>>
>>
>>
>>
>>   - - - - - - - - - - - - - - - - - - - - - - - - - -
>>   -
>>
>>   Other posts here include:
>>
>>   APRS on 144.39.
>>
>>   HF info: CW mode, transmitting morse code lat ,
>>   long, altitude, battery voltage.
>>
>>   30m at 10.14658 05, 25, 45 minute of every hour.
>>   40m at 7.10231 MHz  10, 30, 50 minute of every hour.
>>
>>
>>
>>   From twitter:
>>
>>   The 30m beacon reports on the 00, 20, 40 min every
>>   hour, 40m beacon on the 10, 30, 50 every hour, 30m
>>   has been easier to rx .
>>
>>       Apparently, the 30 meter schedule info published
>>   at http://www.projectbluehorizon.com/#input was
>>   incorrect at 5, 25, 45 minutes.  arghhhh, been
>>   listening at wrong times.
>>
>>       Also hearing a non position beacon at odd
>>   intervals on 30m.
>>
>>
>>
>>
>>
>>   Sent from my Knight-Kit Crystal Set.
>>   --
>>   73, Steve, K9DCI USN (Vet) MOT (Ret) Ham (Yet)
>>________________
>>_______________________________________________
>>aprssig mailing list
>>aprssig at tapr.org
>>https://www.tapr.org/cgi-bin/mailman/listinfo/aprssig
>
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