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41. Re: Topband: Hello Doug (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Mon, 24 Oct 2005 11:32:01 -0400; Thanks infos Serge and Sebastien. I will forward this good news to the ham news media for those needing Mayotte on Topband. 73, Doug / NX4D TX0P DX'PEDITION: NOV 9 - DEC 7, 2005 Hello Doug Sebastien; /archives//html/Topband/2005-10/msg00255.html (7,093 bytes)
42. Re: Topband: Ground parameter measurements (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Fri, 18 Nov 2005 14:17:15 -0500; Good point Earl. Any ground other than a metal plate is going to have varying levels of absorbtion loss and delay. 160m RF has been detected as deep as 40+ feet below ground surface. As it would be; /archives//html/Topband/2005-11/msg00226.html (8,475 bytes)
43. Topband: Beverage terminator (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Mon, 21 Nov 2005 09:47:44 -0500; While I have no room for Beverages here, it has been interesting to study them and read the posts. One thing that keeps coming up is that the proper Beverage termination value changes, depending on; /archives//html/Topband/2005-11/msg00256.html (7,763 bytes)
44. Topband: QST Jun 06 RX Loop (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Mon, 15 May 2006 10:36:11 -0400; Before discovering the phased endfire loops for reception on 160m, I tried most kinds of loops known to man. In space, shielded and non-shielded loops work about the same. Near the ground, coupling; /archives//html/Topband/2006-05/msg00028.html (10,079 bytes)
45. Re: Topband: QST Jun 06 RX Loop (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Wed, 17 May 2006 21:41:46 -0400; Place ferrite beads over the ends of the shield adjacent to the shield gap. You will now find that the shielded loop no longer receives anything. What happened to the shield's permeable magnetic cou; /archives//html/Topband/2006-05/msg00041.html (8,765 bytes)
46. Topband: Kinstar AM Radio Station Antenna Design (score: 1): Author: "Doug Waller" <NX4D@comcast.net>; Date: Thu, 25 May 2006 14:10:50 -0400; This answer may be too short. Build this antenna over a perfect radial field and the short answer may be correct. But for those making do with less than a perfect radial field, the Kinstar design co; /archives//html/Topband/2006-05/msg00061.html (8,497 bytes)
47. Topband: K6SE LEGACY (score: 1): Author: "NX4D" <NX4D@comcast.net>; Date: Mon, 30 Apr 2007 12:06:54 -0400; Earl, K6SE and Jose, EA3VY "invented" the Flag antenna. When I decided to build a W7IUV rotary Flag antenna, Earl was always happy to answer my questions, or discuss any aspect at length. In particul; /archives//html/Topband/2007-04/msg00154.html (7,194 bytes)
48. Re: Topband: JA Recording (score: 1): Author: "NX4D" <NX4D@comcast.net>; Date: Tue, 24 Jul 2007 10:38:17 -0400; Good Morning Topbanders, Yesterday morning JL8GFB made a good recording of N4IS in S. Fla calling CQ on 1.814 mHz. It is at jl8gfb.com-sys.jp/recording/070723.n4is.html Add http:// to front of addres; /archives//html/Topband/2007-07/msg00031.html (6,682 bytes)
49. Topband: More 4S7NE Activity (score: 1): Author: "NX4D" <NX4D@comcast.net>; Date: Tue, 11 Nov 2008 13:23:28 -0500; Email from Nelson, 4S7NE: Hi Doug Very rarely we hear Ws on 160 yesterday was one such lucky day I am very happy that mysignal is going over there. Will look for you boys 2330 on ward on 1820 Khz dai; /archives//html/Topband/2008-11/msg00080.html (6,454 bytes)
50. Topband: NEW RX HWF antenna report Spring to Fall (n4is) (score: 1): Author: "NX4D" <NX4D@comcast.net>; Date: Mon, 28 Dec 2009 16:23:15 -0500; Gentlemen: One-Sixty, not being a plug-and-play band, often tends to drive one to extremes, or at least to higher levels of creativity, than on the HF bands. N4IS, JCarlos, called me some time back a; /archives//html/Topband/2009-12/msg00300.html (8,696 bytes)
51. Re: Topband: Looking for 160m narrow beam RX advice - an interesting com (score: 1): Author: Doug Waller <NX4D@comcast.net>; Date: Thu, 08 Jan 2015 12:51:03 -0500; G/E Guys, All subdivision Top Banders need an effective, highly directional receive antenna that is minimally affected by local wires and metal, has side and rear nulls to take care of interfering di; /archives//html/Topband/2015-01/msg00036.html (7,616 bytes)

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