[Scan-DC] 943.0 NFM

[b_thom at juno.com]

On Mon, 6 Mar 2006 16:10:31 -0500 "Rick Hansen" <RickHansen at vneb.com>
writes:
> Al,
> 
> I've heard a lot of those in the Silver Spring/Laurel area. Up here, 
> they
> are the data output from sensors that monitor the height of rivers 
> and
> streams.

I'm sure there was a thread on that at Scan-DC about three or four years
ago. Or, I could be confused. Maybe both.