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Total 87 documents matching your query.

41. Topband: Ground radials (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Fri, 6 Nov 2009 07:02:17 -0800 (PST)
We ran some extensive tests comparing current flow in ground radials we found that the current flow in an elevated radial with a surface radial directly below it was significantly greater than in the
/archives//html/Topband/2009-11/msg00202.html (7,261 bytes)

42. Topband: 160 SS (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Fri, 6 Nov 2009 07:07:43 -0800 (PST)
Logs are not necessary Just post your total 160 meter QSOs  ARRL sections worked on 160 amd score for 160 meter contacts on the reflector for everyone to admire ______________________________________
/archives//html/Topband/2009-11/msg00204.html (6,107 bytes)

43. Topband: what is the canine's name (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sun, 8 Nov 2009 14:47:41 -0800 (PST)
DOG XRAY??? _______________________________________________ 160 meters is a serious band, it should be treated with respect. - TF4M
/archives//html/Topband/2009-11/msg00255.html (6,141 bytes)

44. Topband: very noticeable shift in propagation (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Mon, 23 Nov 2009 06:01:14 -0800 (PST)
For the last three days the signals from the fish bouys and dxpeditions in the south and central pacific have been getting progressively weaker while the signals from Japan have been getting much str
/archives//html/Topband/2009-11/msg00394.html (6,914 bytes)

45. Topband: Long Beverages and distant feed points (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Mon, 23 Nov 2009 09:06:58 -0800 (PST)
When I lived outside Holton, Kansas in the 1980s, I had a pair of 2 wire beverages, each 2 wavelengths long on 160 meters, situated in an 80 acre field with the common feed point 1000 feet from the s
/archives//html/Topband/2009-11/msg00396.html (8,264 bytes)

46. Topband: Confusion reigns (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Wed, 25 Nov 2009 04:39:41 -0800 (PST)
This morning TX3A was booming in on 1830 listening on 1826 as usual, then YS4/N0AT came up on 1826.4 listening up 2 but a lot of people kept posting him as A31A Then YS4/N0AT switched his listening f
/archives//html/Topband/2009-11/msg00404.html (6,866 bytes)

47. Topband: The band was alive - (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Fri, 27 Nov 2009 06:25:59 -0800 (PST)
With the sound of fishing beacons! (and a few DX stations)   Apparently the propagation has shifted back to the south somewhat   Several fishing beacons were really loud  Notable EA2R at 1823.25 and
/archives//html/Topband/2009-11/msg00426.html (7,416 bytes)

48. Topband: DX Summit (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sun, 29 Nov 2009 14:08:23 -0800 (PST)
I got fed up with DX Sumit ages ago and began using the JA cluster at DXSCAPE  http://www.dxscape.com/ushfcw.html   I like their filtering and that you have to be registered to post on the cluster. _
/archives//html/Topband/2009-11/msg00440.html (6,250 bytes)

49. Topband: Lets do a study (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Tue, 15 Dec 2009 15:17:34 -0800 (PST)
This site shows the interplanetary magnetic field as it impinges on earth's magnetic field for the last 7 days   http://www.swpc.noaa.gov/ace/MAG_7d.html   A somewhat simplified explanation of the me
/archives//html/Topband/2009-12/msg00196.html (7,457 bytes)

50. Topband: hardly worth getting up early (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Fri, 18 Dec 2009 06:14:50 -0800 (PST)
UA0CA and DS1REE both had pretty good signals around 1300Z but the QSB was ferocious with signals fading from near the S9 mark to simply not there over a period of about 30 seconds and then slowly re
/archives//html/Topband/2009-12/msg00212.html (7,107 bytes)

51. Topband: A new experience on 160 (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sat, 19 Dec 2009 06:38:10 -0800 (PST)
I got "Rickrolled" on 1840KHz this morning at 1400Z   While tuning around the band and listening to nothing but fishing beacons I picked up a strong AM signal on 1840.  When I switched the receiver o
/archives//html/Topband/2009-12/msg00217.html (6,638 bytes)

52. Topband: Something different (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Thu, 14 Jan 2010 08:53:34 -0800 (PST)
Actual signal reports! This morning while I was trying to get through to FK8CP on 4 watts QRP I heard him work K7WX who gave him a 529 report and Remi came back with a 419 report I was hearing Remi a
/archives//html/Topband/2010-01/msg00117.html (6,771 bytes)

53. Topband: Sudden Ionospheric Disturbance (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Wed, 20 Jan 2010 11:40:59 -0800 (PST)
  IONOSPHERIC DISTURBANCE: Yesterday's M2-class solar flare bathed Earth's upper atmosphere in X-rays and caused a wave of ionization to sweep over Europe. This actually improved the propagation of
/archives//html/Topband/2010-01/msg00162.html (7,623 bytes)

54. Topband: Fish net beacons (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Thu, 25 Mar 2010 14:08:47 -0700 (PDT)
While I was in Guam back in the early 1990s I got to visit with a  ham who was the radio operator on a fish processing ship that spent several days in port there. He showed me one of the bouys that t
/archives//html/Topband/2010-03/msg00143.html (7,970 bytes)

55. Topband: Tie me radial down sport (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sat, 3 Apr 2010 16:41:32 -0700 (PDT)
Just in time for spring planting (of radials) I got a catalog in the mail from Gardener's Supply that lists several types of "Earth Staples"  at fairly reasonable prices      www.gardenerss.com _____
/archives//html/Topband/2010-04/msg00023.html (6,745 bytes)

56. Topband: oops one too many s'sss (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sat, 3 Apr 2010 17:38:38 -0700 (PDT)
here is the correct url for the earth staples   http://www.gardeners.com/Earth-Staples/11858,default,pd.html _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
/archives//html/Topband/2010-04/msg00024.html (6,490 bytes)

57. Topband: your opinions (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sat, 17 Jul 2010 13:58:03 -0700 (PDT)
If you had 20,000 acres of clear, level land available and a couple of thousand dollars to spend from selling some old equipment, what type of 160 meter receiving antennas would you build?   73 Larry
/archives//html/Topband/2010-07/msg00086.html (6,280 bytes)

58. Topband: Thanks everyone (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Sun, 18 Jul 2010 20:15:08 -0700 (PDT)
It seems to be about a 50:50 split between multiple beverages and an 8 circle array These are the two possibilities I have been considering myself I probably will put both up but the beverages will c
/archives//html/Topband/2010-07/msg00094.html (6,793 bytes)

59. Topband: new russian prefixes (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Fri, 3 Sep 2010 07:19:22 -0700 (PDT)
RW2L has kindly provided a guide to the new russian prefixes on his QRZ.com page   http://www.qrz.com/db/rw2l  WHEN YOU ARE FACING THE LIGHT THE SHADOWS FALL BEHIND YOU ______________________________
/archives//html/Topband/2010-09/msg00011.html (6,243 bytes)

60. Topband: THIS computes (score: 1)
Author: N7DF <n7df@yahoo.com>
Date: Mon, 14 Feb 2011 06:46:30 -0800 (PST)
If anyone was listening to the signals on 80 and 160 yesterday around North America sunset they would have heard a sudden improvemrnt of propagation for a short period. I noticed this particularly on
/archives//html/Topband/2011-02/msg00140.html (6,651 bytes)

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