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Total 29 documents matching your query.

1. Topband: Receiving & transmitting antennas atop building (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Wed, 16 Nov 2005 19:34:47 -0800 (PST)
Hello Topbanders, Sorry and warning long append !! asking for technical help. This is my first append here, I promise next will be very short. I am planning to be operative on 160 but my environmenta
/archives//html/Topband/2005-11/msg00190.html (11,511 bytes)

2. Re: Topband: Receiving & transmitting antennas atop building (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sat, 19 Nov 2005 04:58:29 -0800 (PST)
Hi Robert, many thanks for the information so far, I will be looking for your update with your "package of hints" during the weekend if you have the time. Please do not forget to include your "half d
/archives//html/Topband/2005-11/msg00234.html (7,778 bytes)

3. Topband: 160 mts noise (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Wed, 21 Feb 2007 16:32:53 -0800 (PST)
Hi all, I finally manage to install a kind of inverted V hanging from the corner of the building about 45 mts tall, so the building is more or less in the middle of the antenna. My rig is IC751A, In
/archives//html/Topband/2007-02/msg00234.html (7,181 bytes)

4. Topband: Noise problems, please your help is needed (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Wed, 11 Apr 2007 13:09:43 -0700 (PDT)
Hi dear topbanders, I need your help please. I am a little confused about my result experiences in my fight against the noise and I will highly appreciate your thoughts to enlighten me. Loop descript
/archives//html/Topband/2007-04/msg00073.html (9,201 bytes)

5. Topband: Noise problems, please your help is needed (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Thu, 12 Apr 2007 11:40:58 -0700 (PDT)
Many thanks for the answers so far, thank you very much for your time !!! Dick made me remember one point I forgot to mention and also is not clear for me. I have had, for all loops a clear directivi
/archives//html/Topband/2007-04/msg00076.html (7,926 bytes)

6. Topband: Weekend test LU2DKT (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Fri, 1 Jun 2007 05:28:26 -0700 (PDT)
Hi all, during this weekend, I will be testing on 160 to check my station capabilities to reach distant places. I will appreciate any reports you can give me via direct (a miracle) or via mail. I am
/archives//html/Topband/2007-06/msg00002.html (7,432 bytes)

7. Topband: Thanks for the listening and share of a common modecurrent experience (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Fri, 8 Jun 2007 15:21:06 -0700 (PDT)
Many thanks for those to try to listen to my TX test during last week-end. Obviously I choose the wrong one, Propagation was awful even being accompanied by LU2DVI/H who has a wonderful reception con
/archives//html/Topband/2007-06/msg00017.html (8,746 bytes)

8. Re: Topband: Share of a common mode current experience (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sun, 10 Jun 2007 08:38:41 -0700 (PDT)
Hi Jim and all, Yes I agree with you 100% on both paragraphs. I was testing with a kind of #78 material which is more effective at that fcy (around 1.5Mhz). I am using a home made High Pass Filter, w
/archives//html/Topband/2007-06/msg00022.html (9,790 bytes)

9. Re: Topband: Share of a common mode current experience (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sun, 10 Jun 2007 11:45:47 -0700 (PDT)
Excellent Jim, many thanks.....and about point 1 & 2 I tried to point out how a good HPF could be partially bypassed by common mode current by Pin 1 problem. Edy.- LU2DKT ____________________________
/archives//html/Topband/2007-06/msg00024.html (7,786 bytes)

10. Topband: Phasing 2 inverted L question (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Thu, 12 Feb 2009 04:14:36 -0800 (PST)
Hi everyone, I have an inverted L on 160 with 15 mts of vertical side over a good ground. It measures Rin 15 ohms. I am planning to install another one a 1/4 wave away and phase them with 90 degrees
/archives//html/Topband/2009-02/msg00066.html (8,120 bytes)

11. Topband: K9AY - question (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Thu, 11 Oct 2012 10:26:11 -0700 (PDT)
Hi everybody, I would like to try K9AY antenna for this CQWW mainly for 160 but after the contest I hope it to be usefull for 160 and 80. Q1: would it be possible to use a tree as a central support w
/archives//html/Topband/2012-10/msg00225.html (7,155 bytes)

12. Topband: K9AY - question - Final (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sun, 14 Oct 2012 11:42:27 -0700 (PDT)
Hi all,     I think I thanked all answers directly but just in case I missed someone, Many thanks for all replies !!!.   General consense is that a we can use a tree as a main support without affecti
/archives//html/Topband/2012-10/msg00240.html (7,362 bytes)

13. Topband: Beverages 2 basic questions (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Fri, 30 Nov 2012 11:46:57 -0800 (PST)
Dear Topbanders, I am planning my next move with the beverages and I would like to hear your opinions about 2 areas. Looking at the pattern response for beverages in for example ON4UN book, I found t
/archives//html/Topband/2012-11/msg00509.html (7,372 bytes)

14. Topband: Beverages 2 basic questions (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sat, 1 Dec 2012 21:48:31 -0800 (PST)
Many thanks Dean, Carl, Mike, Joel and the rest of you who shared your opinions about "why so many", probably I missed the point that 3 or 4 db in directivity loss because of deeps is much more impor
/archives//html/Topband/2012-12/msg00044.html (8,774 bytes)

15. Topband: Beverages 2 basic questions----Tnks from LU2DKT (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sun, 2 Dec 2012 20:19:25 -0800 (PST)
Martin, Carl and Bruce, many thanks for the graphics and suggestions. I think I can install one temporally to compare the results of a 900 feet against 600 feet. Many thanks to all for sharing opinio
/archives//html/Topband/2012-12/msg00063.html (8,297 bytes)

16. Re: Topband: Changing received signal levels (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Tue, 29 Jan 2013 08:31:06 -0800 (PST)
James, That is very common from here, Sometimes during the whole contest I have a few seconds to work stations. I have to break just prior to the peak, exchange during the peak, and then the station
/archives//html/Topband/2013-01/msg00263.html (7,540 bytes)

17. Topband: Ground radials problem (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Sun, 3 Mar 2013 09:06:34 -0800 (PST)
Dear people, I experience a situation that confused me a little bit. I have a vertical with 60 fence wire buried radials 1/4 wave long plus a ground rod. Prior to the contest I decided to check the b
/archives//html/Topband/2013-03/msg00016.html (8,873 bytes)

18. Re: Topband: Ground radials problem - Tnks (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Mon, 4 Mar 2013 20:55:49 -0800 (PST)
Joe, John and Dean, many thanks for your answer and suggestions. I need to add that fence wire used is iron and not aluminum and it was installed 2 years ago. I still wonder if the huge difference in
/archives//html/Topband/2013-03/msg00028.html (10,551 bytes)

19. Topband: QSL e-Mail Info (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Thu, 25 Apr 2013 09:58:32 -0700 (PDT)
Hi Dear people,                      I am trying to confirm some 160 QSOs, some of them oldies, so I´m trying to contact the operators or manager but, I´m not succeeding. With some of them I had no a
/archives//html/Topband/2013-04/msg00055.html (8,108 bytes)

20. Re: Topband: QSL e-Mail Info (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Fri, 26 Apr 2013 08:11:51 -0700 (PDT)
Many thanks Eddie and Danilo. and.....ooops.!!!....my call sign is LU2DKT....sorry to all for the missing data. Eddy.- All good topband ops know fine whiskey is a daylight beverage. _________________
/archives//html/Topband/2013-04/msg00056.html (6,834 bytes)


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