[aprssig] River Gauging APRS setup

[Jim Tolbert]

http://www.graphicartworks.net/xpondr_main/floodadvisor.html

On 12/17/2010 5:30 AM, Wes Johnston, AI4PX wrote:
> http://www.xpondr.com/041202/flood_advisor.pdf
> I just searched my email archives and this is what I found. Link 
> doesn't work.  I do remember this thing though, it was in a PVC pipe 
> and shot an ultrasonic transducer down the pipe to measure the 
> distance to the water surface.  I think the guy that made it was in 
> Florida.... but not sure.
>
> Wes
> ---
> God help those who do not help themselves.
>
>
> On Thu, Dec 16, 2010 at 23:54, Daron Wilson <daron at wilson.org 
> <mailto:daron at wilson.org>> wrote:
>
>     Somewhere I've seen plans for a simple river gauge setup with
>     APRS, seems to
>     me it was a micro power transmitter, the thing ran on several 6v
>     lantern
>     batteries, PVC conduit into the river for the sensing portion and
>     an antenna
>     on top of the PVC.  I can't find it, does anyone remember this and
>     have the
>     link or info on this?
>
>     Thanks,
>
>     Daron N7HQR
>
>
>
>
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