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Total 38 documents matching your query.

1. Topband: Measuring ground conductivity (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Mon, 2 Apr 2001 04:38:59 +0100
Without realizing that the technique was something special, I've used a similar method. Using a GR 1606-B RF Bridge, I've compared the measured imput impedance with that given by NEC 2. Then I tweake
/archives//html/Topband/2001-04/msg00003.html (7,479 bytes)

2. Topband: 3B6RF by 4X4NJ (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Sat, 14 Apr 2001 11:02:42 +0100
I will be joining the Agalega, 3B6RF DXpedition as part of a 21 amateur group. We'll have 8 stations on the air during the first 3 weeks of May. All of the equipment and antennas are "World Class" -
/archives//html/Topband/2001-04/msg00029.html (6,802 bytes)

3. Topband: 160m international contest scoring (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Sat, 3 Mar 2001 16:21:32 -0000
Before doing anything that changes the basic character of the CQ WW 160, there is a much simpler "playing field leveler" that could be adopted. This has been "beat to death" in the past, but I can't
/archives//html/Topband/2001-03/msg00030.html (8,456 bytes)

4. Topband: Conditions 16 March de 4X4NJ (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 16 Mar 2001 19:23:42 -0000
Conditions were very good this morning. The following were worked from 0330 to 0355 UT: VE3ZI, W8JI, K1FZ, K3UL, K2AXX, N1IBM, KB1EFS, K8OQL, VA3JS, AA1ON, AD4Z, W3YX, WK3N, NA8AX. AD4Z said he was r
/archives//html/Topband/2001-03/msg00101.html (6,673 bytes)

5. Topband: ant-field flooded (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Sat, 17 Mar 2001 15:40:21 -0000
If the Beverages are under a few centimeters of fresh water, they will probably work just fine. However, salt water would be a completely different story - not likely to work. My Beverages are both o
/archives//html/Topband/2001-03/msg00105.html (7,018 bytes)

6. Topband: modeling question (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Thu, 29 Mar 2001 22:17:37 +0100
OK Mauri, thanks. I think there is a misunderstanding about terminology. I was referring to a choke balun made by using ferrite or powdered iron cores slipped over the outside of the coax. I have one
/archives//html/Topband/2001-03/msg00160.html (7,847 bytes)

7. Topband: Middle East Conditons (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 5 Jan 2001 12:17:59 -0000
There are 2 sunrise related peaks in this part of the world (and likely elsewhere too). Years of experience on 160M has taught me that the 2 peaks are independent of each other. The first, of course,
/archives//html/Topband/2001-01/msg00035.html (7,872 bytes)

8. Topband: Middle East Conditons (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Tue, 9 Jan 2001 05:16:18 -0000
So, here is another testimony to the pre-sunrise peak and NOT from the Middle East. This seems to be a worldwide phenomenon. Any (attempted) explanations anybody? 73, Riki, 4X4NJ -- FAQ on WWW: http:
/archives//html/Topband/2001-01/msg00102.html (7,776 bytes)

9. Topband: Pre Sunrise Peaks (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 12 Jan 2001 01:17:26 -0000
VY2MGY: Hi Brian & Guys, I haven't really paid attention to whether or not the SR-2 (sunrise - 2 hours) enhancement involves increased signal strength, decreased noise, or both. Up until I recently b
/archives//html/Topband/2001-01/msg00128.html (7,121 bytes)

10. Topband: EU to VE6 (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 12 Jan 2001 01:27:02 -0000
W4ZV: I can say for sure that January is also the best month for propagation from the West Coast to the Middle East - basically the same path to Europe, but considerably longer. This statement is bas
/archives//html/Topband/2001-01/msg00129.html (6,965 bytes)

11. Topband: BOG antenna notes (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Wed, 17 Jan 2001 05:30:24 -0000
All of my Beverages (5 of them) are "BOG". I've found some of them to have excellent F/B ratio even without a termination. I'm not sure whether or not this is due to some "magic" combination of facto
/archives//html/Topband/2001-01/msg00175.html (7,299 bytes)

12. Topband: Middle East Conditions (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 26 Jan 2001 11:39:25 -0000
Conditions have been excellent to all of North America during the last few days - especially near sunrise here - currently 0441 UT. Didn't checkout the presunrise peak at apx. 0240 UT - that may have
/archives//html/Topband/2001-01/msg00238.html (6,682 bytes)

13. Topband: Surge suppression for Beverage? (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Sun, 17 Dec 2000 05:02:16 -0000
I used to have the problem of "evaporating" matching transformers and resistors. About 5 years ago, I addopted a very simple cure for this, and so far, no more "evaporating" parts due to lightning su
/archives//html/Topband/2000-12/msg00097.html (7,908 bytes)

14. Topband: Wideband Noise on 160 (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Tue, 26 Dec 2000 23:39:58 -0000
You may find some additional clues in checking out any directional characteristics. A small loop antenna should be fine for that. An additional possibility is what is called the "rusty bolt" syndrome
/archives//html/Topband/2000-12/msg00144.html (7,979 bytes)

15. Topband: Stew Perry DX Contest (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Thu, 28 Dec 2000 21:22:27 -0000
Will be QRV as 4X3A Sunrise = 0444 UT, Sunset = 1440 UT QSL via WA4WTG 73, Riki, 4X4NJ P.S. Before we get an avalanche of similar "announcements", I only intend to post semi-rare ones that guys in EU
/archives//html/Topband/2000-12/msg00175.html (6,684 bytes)

16. Topband: YJ0PD (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Wed, 22 Nov 2000 22:24:11 -0000
in the Pacific. Please QSP this to them too! Thanks, 73, Riki, 4X4NJ -- FAQ on WWW: http://www.contesting.com/FAQ/topband Submissions: topband@contesting.com Administrative requests: topband-REQUEST
/archives//html/Topband/2000-11/msg00136.html (6,680 bytes)

17. Topband: Beverage height experiment results (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Wed, 22 Nov 2000 22:28:00 -0000
All 4 of my Beverages are laying on the ground, and some of them even go underneath roads! They are made of rugged military field telephone wire, and work fine. This is likely due to the very poor so
/archives//html/Topband/2000-11/msg00137.html (7,426 bytes)

18. Topband: 4X3A SR/SS Times (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Fri, 24 Nov 2000 07:56:59 -0000
For the CQWW: Sunrise: 0423 UT Sunset: 1432 UT Stations outside of Europe, USA & Canada: Email (before the contest!) for skeds. Good Luck, 73, Riki, 4X3A (4X4NJ) -- FAQ on WWW: http://www.contesting.
/archives//html/Topband/2000-11/msg00158.html (6,452 bytes)

19. Topband: ZD9ZM QRT on 160M (?) (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Thu, 21 Sep 2000 16:30:25 +0100
I just worked Bob on 15M and he said that he had some very heavy storms today and that his 160M antenna is down. I had caught him just as he was QSYing to RTTY, so I wasn't able to ask if he'll have
/archives//html/Topband/2000-09/msg00120.html (7,267 bytes)

20. Topband: TopBand Receivers (score: 1)
Author: 4x4nj@iname.com (R. Kline)
Date: Thu, 17 Aug 2000 06:39:45 +0100
I used the R4C with Sherwood mods (+ some others) for 25 years, and just very recently upgraded to a FT-1000D. After doing extensive comparisons, I can say that neither receiver is better than the ot
/archives//html/Topband/2000-08/msg00051.html (10,900 bytes)


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