Discussion:
EVENT tracking (by checkpoints))
Robert Bruninga
2014-07-24 20:07:43 UTC
Permalink
What are some "talking points" I can use in describing...
the value of the GP event and 2014 success to amateur radio
in general, and, in particular, to EMCOMM?
To me, it shows how rapidly an APRS network can be established. It also
shows hams getting out and doing something. In most cases, with an APRS
moble radio, all they have to do is be parked in the right place to
establish a node.
...my next "field event" which will involve setting up an
NVIS HF station deep in a valley in the N.GA mountains
in support of the Six Gap Bike Race in September .
The AT Golden Packet demo showed how a few APRS stations parked on some
nearby hilltops can provide a link down into the event and link it back to
the global APRS system.... APRS digipeating mobile radios...

PLAN-B: Here is a way to track the bikes on APRS even if none of the bikes
have APRS or GPS:

Park several APRS stations along the route at strategic checkpoints.

As each "significant" bike comes by, the mobile APRS check-point operator
simply enters in the BIKE number into the MYCALL of the APRS menu on the
mobile radio and then presse BECON button. This puts the bike on the map at
that location at that time. (The APRS operator watches his front panel to
confirm MYPOSITION was digipeated and then he toggles BEACON back off. Until
the next bike. Of course, you cannot do every bike, but you can do one
bike in each pack that goes by.

Anyone looking at an APRS map will see all the bikes (though they are
grouped at those checkpoints). But over time, and towards the end of the
course, they are speread out. And each one of them has their own TAIL
history. Though again, the tails will all be on top of each other too.
But at any instant you can enter a bike number into APRS.FI and see the last
location of that particular bike.

But good operator training will be important. My son was able to do this
easily from an APRS HT and entered almost all 100 runners in a crosscountry
event here a few years ago.

Bob, WB4APR
John Langner WB2OSZ
2014-07-28 01:33:41 UTC
Permalink
Post by Robert Bruninga
As each "significant" bike comes by, the mobile APRS check-point operator
simply enters in the BIKE number into the MYCALL of the APRS menu on the
mobile radio and then presse BECON button.
That sounds like a lot of effort to enter each bike number and it requires
special equipment. How any key presses are necessary to enter and send each
bike number? APRStt would be a good solution for this scenario. It would
only be necessary to press a few keys on the touch tone pad of an ordinary
HT to report a bike going by.
Andrew P.
2014-07-28 04:16:31 UTC
Permalink
Seeing how ugly this is, I'm going to add a special one-shot "object maker" to my YAAC program to support this operation. Pre-fill in most of the form, then just enter a bike number and press SEND when the bike comes by. Form stays up and clears the number entry field for the next bike. Coming in the next build....

Andrew, KA2DDO
author of YAAC ("Yet Another APRS Client"), http://www.ka2ddo.org/ka2ddo/YAAC.html
Date: Sun, 27 Jul 2014 21:33:41 -0400
Subject: Re: [aprssig] EVENT tracking (by checkpoints))
Post by Robert Bruninga
As each "significant" bike comes by, the mobile APRS check-point operator
simply enters in the BIKE number into the MYCALL of the APRS menu on the
mobile radio and then presse BECON button.
That sounds like a lot of effort to enter each bike number and it requires
special equipment. How any key presses are necessary to enter and send each
bike number? APRStt would be a good solution for this scenario. It would
only be necessary to press a few keys on the touch tone pad of an ordinary
HT to report a bike going by.
Robert Bruninga
2014-07-28 12:57:09 UTC
Permalink
WHen you call up the MYCALL the cursor begins at the end. So, changing
BIKE25 to BIKE13 is two backspaces, and 2 dial clicks. Trivial to do and
far shorter than reporting that bike by voice.

Bob.
Post by John Langner WB2OSZ
Post by Robert Bruninga
As each "significant" bike comes by, the mobile APRS check-point operator
simply enters in the BIKE number into the MYCALL of the APRS menu on the
mobile radio and then presse BECON button.
That sounds like a lot of effort to enter each bike number and it requires
special equipment. How any key presses are necessary to enter and send each
bike number? APRStt would be a good solution for this scenario. It would
only be necessary to press a few keys on the touch tone pad of an ordinary
HT to report a bike going by.
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