Topband: Fwd: Re: Echo on 160m yesterday morning

[Herbert Schoenbohm <herbert.schoenbohm@gmail.com>]

Meant to say "all that improbable"...."But the idea of a multiple 
moderate angle skip with so many hops around the world and twice is IMHO 
really all that/*improbable*/."

On 2/5/2017 3:33 PM, Herbert Schoenbohm wrote:
> Having worked LU and CX on 2 meters SSB (100 watts 7 element beam) 
> without any ionospheric skip in the strange ducting FAI mode that is 
> at time formed by the magnetic field at the equator, i say that 
> anything is possible. But the idea of a multiple moderate angle skip 
> with so many hops around the world and twice is IMHO really all that 
> probable.
> On 2/5/2017 3:13 PM, Art Snapper wrote:
> > 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@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@msn.com> 
> > > wrote:
> > > > Approximately how much delay was there between your transmission 
> > > > and the
> > > > echo?
> > > >
> > > >
> > > > --Art Delibert, KB3FJO
> > > >
> > > >
> > > > ________________________________
> > > > From: Topband <topband-bounces@contesting.com> on behalf of on7eh <
> > > > on7eh@skynet.be>
> > > > Sent: Sunday, February 5, 2017 4:32 AM
> > > > To: topband@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
> > > >
> > > >
> > > >
> > > > _________________
> > > > Topband Reflector Archives - http://www.contesting.com/_topband
> > > > Topband Archives - Contesting Online Home<http://www.contesting.
> > > > com/_topband>
> > > > www.contesting.com
> > > > Topband Mailing List Archives. Search String: [How to search] Display:
> > > ...
> > > > _________________
> > > > Topband Reflector Archives - http://www.contesting.com/_topband
> > > _________________
> > > Topband Reflector Archives - http://www.contesting.com/_topband
> > _________________
> > Topband Reflector Archives - http://www.contesting.com/_topband
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband
_________________
Topband Reflector Archives - http://www.contesting.com/_topband