[aprssig] APRS wish list

Wes Johnston, AI4PX wes at kd4rdb.com
Mon Aug 14 22:14:39 CDT 2006

I once wrote software for a basic stamp that looked at GPS data (gps data
out was hooked to d700 and basic stamp in parallel), and caused the d700 to
beacon when you turned a corner or had traveled a fixed distance.


On 8/14/06, Bob Burns K4RXR <k4rxr_ at rlburns.net> wrote:
> I am APRS novice. I say that because I have a basic understanding of
> how APRS works and I can make it work in my own situation, but I
> certainly don't know all there is to know. I can see some great
> possibilities for APRS in the public service and weather spotting
> work that got me into amateur radio in the first place. And I also
> see APRS as a means to continue experimenting with new (to me) technology.
> I have owned a Kenwood TM-D700 and a Garmin GPS II+ for about 3 years
> now and have dabbled with APRS during that time. I currently have the
> GPS connected directly to the D700 and I occasionally have a laptop
> computer connected to the D700. I have experimented with various APRS
> programs. Currently, I'm using APRSPoint, though I'm open to other
> ideas. APRSPoint seems to work pretty well with the D700 using the
> GPS data pass-through.
> I am in the process of re-fitting my vehicle with various radios and
> equipment. The best APRS solution, in terms of equipment and
> software, has proven to be a difficult problem for me to solve, so I
> come to the experts here for your advice.
> Here's what I want to do:
> 1. Send ARPS data with my vehicle's position using SmartBeaconing as
> described by Arnerich and Bragg. Beaconing my position should be a
> "hands off" operation from my point of view.
> 2. Receive APRS data and display the locations and tracks of those
> stations on a fairly accurate map, possibly on a PC.
> 3. Receive APRS weather bulletins and potentially display watch or
> warning boxes on a map.
> 4. Have a "head's up" display of my position. If not "head's up", a
> display that I can mount on the dashboard or console will suffice.
> The screen on my GPS II+ that displays position, speed, and heading
> is pretty good. Even the Kenwood D700 in "position" mode is adequate.
> 5. Access to maps for locating topographic and geographic features
> and access to trip routing functions. I have been a Delorme Street
> Atlas and Topo USA user for a long time and usually go there first to
> study maps and do trip routing. A laptop computer mounted in a
> position accessible from the driver's seat can be part of this
> solution. Ideally, the mapping program would use the same GPS
> receiver as the APRS solution.
> 6. Whatever radio that I use for APRS will be dedicated to APRS and
> not have to do dual duty as a voice radio. I would like to implement
> Voice Alert using CTCSS 100 Hz as described in the APRS documentation.
> So, what's the answer? What are the possible solutions to my problem?
> Thanks!
> Bob...
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