Sounds like the effects of Hetrodyne noise and natural propogation shift.
--- On Thu, 10/2/08, Andrew O'Brien <[EMAIL PROTECTED]> wrote: > From: Andrew O'Brien <[EMAIL PROTECTED]> > Subject: [digitalradio] Re: odd signal on 80M? > To: "DIGITALRADIO" <digitalradio@yahoogroups.com> > Date: Thursday, October 2, 2008, 5:10 PM > make that http://www.obriensweb.com/odd.wav > > > On Thu, Oct 2, 2008 at 8:08 PM, Andrew O'Brien > <[EMAIL PROTECTED]> wrote: > > Several of us in a regional et o 80M heard an odd > sound every few > > mniutes . Sounded like a space ship taking off. > check the sound via > > http://www.obriensweb/com/odd.wav > > > > > > You can hear it changing in pitch, I re-tune evrry > few seconds. I > > followed it from 3832 LSB to 3825, it keeps o going > and then returns > > to 3832 for a re-do. > > > > Military? It was heard by some hams 175 miles away > from me. > > > > > > -- > > Andy K3UK > > > > > > -- > Andy K3UK > > ------------------------------------ > > Announce your digital presence via our Interactive Sked > Page at > http://www.obriensweb.com/sked > > 30M digital activity at http://www.projectsandparts.com/30m > > Recommended software : DM780, Multipsk, FLDIGI, Winwarbler > ,MMVARI. > Yahoo! Groups Links > > >
