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1. Topband: Nebraska IS DX! (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 29 Jan 2002 22:47:23 +0000; <k0ha@navix.net> writes in part about weak signals in a 160m pileup You are not alone, and you are right on target as to how it seems to happen. It was frustrating on Pratas Island, BQ9P, with poor r; /archives//html/Topband/2002-01/msg00250.html (6,415 bytes)
2. Topband: Question: Guy wires as verticals, also phased (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Wed, 03 Oct 2001 15:32:14 +0100; For an effective parasitic array, the unused elements need to appear electrically longer than the driven element, thereby creating reflectors. This is true for a parasitic array of vertical dipoles,; /archives//html/Topband/2001-10/msg00010.html (7,272 bytes)
3. Topband: Terminating System for Beverages (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Sun, 12 Aug 2001 06:28:41 -0400; Hi Fritz, K4OAQ On your planned multi-beverage receiving system. For single wire beverages, the capacitor described in ON4UN's book, Fig 7-17, is not necessary. The idea of a gradually sloping bevera; /archives//html/Topband/2001-08/msg00041.html (8,270 bytes)
4. Topband: Vertical Antenna (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Thu, 10 May 2001 21:36:06 -0400; Hi Bill, Your radial wires must radiate outwards from the very bottom of the vertical element. Some guys run a wire loop around the base of the vertical and attach radial wires by soldering or screwi; /archives//html/Topband/2001-05/msg00020.html (6,887 bytes)
5. Topband: Elevated Radials (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Thu, 19 Apr 2001 19:13:41 -0400; Hi gang, This current subject about elevated radials is hitting home with me as I have considered doing the same thing. My small QTH of 0.6 acres on Lake Wylie, SC, affords me precious room for layin; /archives//html/Topband/2001-04/msg00050.html (8,800 bytes)
6. Topband: Pratas Island, BQ9P (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Wed, 21 Mar 2001 09:30:53 -0500; Greetings Topbanders, de Joe, aa4nn Congratulations to those in the log for BQ9P, it was a rough trip! My apologies to the callers whom I just couldn't hear. Aligator? Hardly, maybe. 400 watts from t; /archives//html/Topband/2001-03/msg00109.html (11,091 bytes)
7. Topband: Titanex (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Sun, 4 Feb 2001 11:17:19 -0500; Hello, de Joe, aa4nn Can someone help me with an assembly/operation manual for the Titanex V160E vertical? Will reimburse costs, of course. 73, de Joe Blackwell, aa4nn -- FAQ on WWW: http://www.conte; /archives//html/Topband/2001-02/msg00021.html (6,542 bytes)
8. Topband: Ground buss for vertical (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Wed, 13 Dec 2000 18:32:21 -0500; Here's a thought. I made a loop of nr10 copper wire about a foot in diameter and poked three 4-foot ground rods into the ground to support that loop. I soldered a bunch of nr14 radials to that loop.; /archives//html/Topband/2000-12/msg00082.html (7,649 bytes)
9. Topband: inverted U antenna (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Sat, 23 Dec 2000 13:07:33 -0500; Stan W7AWA wrote, in part: Good question. Wonder if the Inv U exhibits more bandwidth? Any comparisions to U & T ? de Joe Blackwell, aa4nn -- FAQ on WWW: http://www.contesting.com/FAQ/topband Submiss; /archives//html/Topband/2000-12/msg00134.html (7,053 bytes)
10. Topband: QRP Contest QSO's (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 19 Sep 2000 23:27:42 -0400; I am always QRO in a 160 contest and appreciate all the Qs I can get, QRP and up. With my tongue firmly planted in cheek, I will say, a good way to lose a run frequency is when listening for a long,; /archives//html/Topband/2000-09/msg00104.html (6,789 bytes)
11. Topband: 160m preamps (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Thu, 22 Jun 2000 08:33:24 -0400; Tom, Go to http://www.radio-ware.com/ look at Antennas, somewhere in there you will find ICE boxes with and without preamps. Otherwise, go find Industrial Communications Engineers for their web site.; /archives//html/Topband/2000-06/msg00044.html (7,074 bytes)
12. Topband: Ground (or elevated) radials, material for (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 4 Apr 2000 17:11:13 -0500; ON4UN's first book on Low Band DXing mentions using coax for radials... 73, de Joe aa4nn -- FAQ on WWW: http://www.contesting.com/topband.html Submissions: topband@contesting.com Administrative reque; /archives//html/Topband/2000-04/msg00010.html (6,816 bytes)
13. Topband: Special Even Station WY2OOO (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Sat, 1 Jan 2000 05:27:11 -0500; CQ CQ CQ DE WY2OOO This special event license, trustee W4VHF, was secured for the express purpose of exchanging this call with stations around the world. Members of the Carolina DX Association will b; /archives//html/Topband/2000-01/msg00001.html (6,433 bytes)
14. Topband: Sunrise/sunset info (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 23 Nov 1999 10:10:51 -0500; LOGGER is a windows based logging program, free download. The neatest logger you'll ever see. Type in a callsign, you get sunrise/sunset plus beam heading from your QTH. Has the grayline map built-in; /archives//html/Topband/1999-11/msg00144.html (6,836 bytes)
15. Topband: Summary of GROUND SCREEN ADDITION (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Sun, 12 Sep 1999 18:46:35 -0400; I am in the 45% group, favoring as many radials as possible, plus chicken wire. If you don't have ground coverage, your signal just goes into the dirt. Sorry fellers, screen does make a difference. I; /archives//html/Topband/1999-09/msg00046.html (7,060 bytes)
16. Topband: Gladiator (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Wed, 16 Jun 1999 07:49:04 -0400; I mounted the center loaded Gladiator at 25 feet with the four factory radials sloping downward slightly. I added six loaded radials. The antenna easily takes 1500 watts, receives about as well as an; /archives//html/Topband/1999-06/msg00028.html (6,892 bytes)
17. Topband: Force 12 verticals (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Mon, 28 Jun 1999 20:26:12 -0400; I have used the Gladiator center loaded vertical in a few of the 160 contests with good results, meaning it loads to 1.5kw with no problem and listens pretty good. You'll get a 1 to 1 at your chosen; /archives//html/Topband/1999-06/msg00052.html (7,520 bytes)
18. TopBand: vertical and inverted vee interaction (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Thu, 18 Mar 1999 00:28:35 -0500; de Joe, AA4NN I put a 160m inverted L 25 feet from a 90 tower which supported the center of an inverted vee for 160. Result was a double dip SWR indicated on the InvL, one of the dips was the resonan; /archives//html/Topband/1999-03/msg00108.html (7,627 bytes)
19. TopBand: 160m InvL 2 dip SWR (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 2 Feb 1999 09:54:56 -0500; Thinking top band folks would be interested in this, de Joe AA4NN. Ken is the only person I've heard mention a 2 dip SWR in an InvL . Working alone, I put up a 3/8 wave InvL using #14 copper, vertic; /archives//html/Topband/1999-02/msg00013.html (7,998 bytes)
20. TopBand: Adice? Wire mesh radials (score: 1): Author: aa4nn@juno.com (Joe L Blackwell); Date: Tue, 23 Feb 1999 08:06:59 -0500; Hi Randy, Chicken wire is expensive enough, copper would most likely be out of sight! I use the 1-inch mesh chicken wire, 4-foot wide rolls come in 150 lengths. Just bend an 8-inch piece of wire into; /archives//html/Topband/1999-02/msg00118.html (8,505 bytes)

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