12:27 UTC - nothing heard in TF. The source is definitely not TF. 73 Thor, TF4M
On Tue, Dec 9, 2014 at 12:15 PM, Will Angenent <[email protected]> wrote: > 12:13 is 10 over 9 here on the NE Bev. And 000 on the NW Bev > > Will > K6ND > > > -----Original Message----- > From: Topband [mailto:[email protected]] On Behalf Of Doug > Grant > Sent: Tuesday, December 9, 2014 6:38 AM > To: Rich C > Cc: Ray Benny; [email protected] > Subject: Re: Topband: Unknown Pulse Signal Wiping out 1900-1925 kHz > > 1136z and it is 40 over 9 here in southern Maine. > > It is not far away from here. > > > >> > >> the sound clip on that page has audio that is higher-pitched than the > >> one on 1915 but similar in structure. > >> > >> 73, > >> > >> > >> Doug K1DG > >> > >> > >> On Tue, Dec 9, 2014 at 3:44 AM, Ray Benny <[email protected]> wrote: > >> > >>> Guys, > >>> > >>> > >>> I am hearing something between 1910 and 1925. Its a rapid, raspy, > >>> pulse tone, but its coming from the SE in Central AZ (SA > >>> direction). It is just above my noise level, currently S4, so not > >>> strong. Do not hear it on my TX vertical. Don't know if this could > >>> be the noise reported or some local garbage in my area. > >>> > >>> Using a HI-Z RX 4 SQ. > >>> > >>> > >>> Ray, > >>> N6VR > >>> > >>> > >>> On Mon, Dec 8, 2014 at 7:13 PM, Doug Grant <[email protected]> wrote: > >>> > >>>> > >>>>> From: [email protected] > >>>>> > >>>> > >>>>> Monday? 9;45 AM > >>>>> Unable to hear the 1900-1925 Khz. interfering signal this morning. > >>>>> Propagation change, or is the signal gone ? > >>>>> Anyone still hear it? > >>>>> > >>>> > >>>> I checked a few times during the day on Monday and did not hear it. > >>>> > >>>> > >>>> At 0200z I checked again and it was there and very loud...40dB over > >>>> s9. Definitely louder on my NE antenna, but only by 10 dB or so. > >>>> Maybe it is close enough that it is arriving at a high angle. But > >>>> 30 seconds after I tuned in, it stopped! > >>>> > >>>> The signal characteristics are almost identical to CODAR > >>>> sea-surface radar. There are three of those installations in Maine > >>>> and VE1 that are easy to hear on 4.8 MHz. Maybe they are trying > >>>> smoethign new there. Or maybe is it in TF or even shipboard > >>>> somewhere off Newfoundland...the CODAR system uses fairly small > >>>> antennas and low power, so it is possible. > >>>> > >>>> I placed a phone call over the weekend to the Operations Manager > >>>> for one of the projects using those sites and left a message asking > >>>> if they had something running at 1.9 MHz, but no answer yet. > >>>> > >>>> 73, > >>>> > >>>> > >>>> Doug K1DG > >>>> Long Island, ME FN43 > >>>> _________________ > >>>> 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
