1136z and it is 40 over 9 here in southern Maine. It is not far away from here.
On Tue, Dec 9, 2014 at 4:41 AM, Rich C <rich_k...@gphilltop.com> wrote: > I just did a check with the HI Z 4-8 and it is DUE EAST of here at S8-9 > here in Grants Pass Oregon. It drops off each side of due east when I > switch it. > > Rich K7ZV > > On Mon, December 8, 2014 10:00 pm, Doug Grant wrote: >> 0350z it is back and loud again (40dB over s9) and has QSB. >> >> >> This site shows how Codar systems work >> http://www.ims.uaf.edu/hfradar/how_it_works/ >> >> >> 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 <rayn...@cableone.net> 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 <dougk...@gmail.com> wrote: >>> >>>> >>>>> From: k...@myfairpoint.net >>>>> >>>> >>>>> 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