Topband: Echo on 160m yesterday morning

[Art Snapper]

I am wondering if there is a backscatter type condition that can also slow
down the Vp.

Art NK8X
ᐧ

On Sun, Feb 5, 2017 at 12:18 PM, Tree <tree at kkn.net> wrote:

> I once had a very strong echo on 160.
>
> The delay was about 225 milliseconds - which equates to a distance of about
> 42K miles.
>
> You can listen to it here.  It is so strong that you won't believe that is
> really the echo.  I send two dits and hear two dits come back.
>
> http://www.kkn.net/n6tr/sounds/echo.wav
>
> It appears this was from 1997 - I posted about it here:
>
> http://lists.contesting.com/archives//html/Topband/1997-02/msg00136.html
>
> I remember hearing similar echos on my 75 meter signal during a California
> QSO Party when I was operating at K6NA's QTH back in 1987 or 1988.
>
> Tree N6TR
>
> On Sun, Feb 5, 2017 at 6:45 AM, Arthur Delibert <radio75a3 at msn.com> wrote:
>
> > Approximately how much delay was there between your transmission and the
> > echo?
> >
> >
> > --Art Delibert, KB3FJO
> >
> >
> > ________________________________
> > From: Topband <topband-bounces at contesting.com> on behalf of on7eh <
> > on7eh at skynet.be>
> > Sent: Sunday, February 5, 2017 4:32 AM
> > To: topband at contesting.com
> > Subject: Topband: Echo on 160m yesterday morning
> >
> > For the first time,
> > I heard my echoes on topband, yesterday morning starting around 05 UTC.
> > They lasted for at least 1 hour, with some OFF-periods in between.
> > I had to quit at 06 UTC. (still 1 hour before surise)
> >
> > The echoes were loudest on the short Beverages (<60m long) heading N/S
> and
> > NE/SW and several dB lower on the NW/SE Beverage. (about 130m long).
> > The Tx setup is modest with Elecraft K3/100 and inv L at 15m height,
> > sloping down to 11m.
> >
> > Only DX heard that morning was USA (typical condictions) so I wonder what
> > else does hearing echoes indicate?
> >
> >
> > 73,
> > Michel, ON7EH
> >
> >
> >
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