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Total 1811 documents matching your query.

161. Topband: loop question (score: 1)
Author: w3aw@aol.com via Topband <topband@contesting.com>
Date: Mon, 29 Jun 2015 22:35:47 GMT
I have a large horizontal square loop about 625 feet fed with 30 feet of 300 ohm ribbon cable.  For field day I made a smaller horizontal loop, 430 feet, triangle shape inside the larger loop also fe
/archives//html/Topband/2015-06/msg00102.html (6,800 bytes)

162. Re: Topband: Fwd: ARRL Board meets next week (score: 1)
Author: Jim Murray via Topband <topband@contesting.com>
Date: Sat, 11 Jul 2015 16:10:32 +0000 (UTC)
" Here in the Virgin Islands I have built and functional SO2R  station (NP2P) which provides for the operator (N2TTA) to operate from  his apartment in NYC. "Not sure I understand this correctly.  Li
/archives//html/Topband/2015-07/msg00053.html (7,692 bytes)

163. Re: Topband: Fwd: ARRL Board meets next week (score: 1)
Author: Jim Murray via Topband <topband@contesting.com>
Date: Sat, 11 Jul 2015 22:18:29 +0000 (UTC)
Thanks Herb.  I got an education from all the posts re remote operation.  Never really got into it.  Licensed 35 years and still things to learn.  This forum is certainly a wealth of information and
/archives//html/Topband/2015-07/msg00074.html (12,227 bytes)

164. Topband: CW Touch Key (score: 1)
Author: Jim Murray via Topband <topband@contesting.com>
Date: Mon, 13 Jul 2015 01:51:02 +0000 (UTC)
Since everyone seems to be on board I thought I'd ask a question about one part of Ham Radio we all love-keys.  Has anyone tried or been using one of these touch keys (no moving parts) etc..  I have
/archives//html/Topband/2015-07/msg00115.html (6,754 bytes)

165. Re: Topband: LOTW Downloads (score: 1)
Author: Dennis W0JX via Topband <topband@contesting.com>
Date: Sat, 1 Aug 2015 18:34:20 -0700
When I had a complete hard drive failure in October, 2013, I emailed ARRL, They sent me an ADIF file of all the Q's going back to 1983 that I had uploaded to LOTW. What I did to make sense of the dow
/archives//html/Topband/2015-08/msg00000.html (6,725 bytes)

166. Topband: Share Apex Loop (score: 1)
Author: Don WB6BEE via Topband <topband@contesting.com>
Date: Sun, 9 Aug 2015 12:33:32 -0400
Looking for any experiences with the Array Solutions Shared Apex Loop for 160/80. Don WB6BEE _________________ Topband Reflector Archives - http://www.contesting.com/_topband
/archives//html/Topband/2015-08/msg00051.html (6,452 bytes)

167. Topband: Bandpass filters for receive antennas (score: 1)
Author: Larry via Topband <topband@contesting.com>
Date: Mon, 31 Aug 2015 12:37:49 +0100
I have been following the discussion on front end relays with interest, and I was wondering what sorts of bandpass filters folks are using for receive antennas. Right now my BOGs don't have any. I kn
/archives//html/Topband/2015-08/msg00145.html (7,395 bytes)

168. Topband: Waller Flag (score: 1)
Author: Dennis W0JX via Topband <topband@contesting.com>
Date: Sat, 5 Sep 2015 15:56:48 -0700
The Waller Flag is a very good TB RX antenna. Most of the time it is installed in the vertical plane as it was originally developed and is made rotatable. It can be as low as 20 feet off the ground a
/archives//html/Topband/2015-09/msg00008.html (6,897 bytes)

169. Re: Topband: Waller Flag Preamp (score: 1)
Author: Dennis W0JX via Topband <topband@contesting.com>
Date: Mon, 7 Sep 2015 11:46:37 -0700
Guys, Gary, KD9SV, has developed a very good 40 db preamp just for the Waller Flag that covers both 160 and 80M bands. 73, Dennis W0JX _________________ Topband Reflector Archives - http://www.contes
/archives//html/Topband/2015-09/msg00030.html (8,631 bytes)

170. Re: Topband: Zone 2 on 160m (score: 1)
Author: Eduardo Araujo via Topband <topband@contesting.com>
Date: Thu, 17 Sep 2015 20:58:00 +0000 (UTC)
Hi Steve, If you still need zone 13, I plan to be active during the week previous to CQWWSSB and also during the contest only on 160. Also I plan to participate during CQWW CW and a few days prior to
/archives//html/Topband/2015-09/msg00087.html (8,664 bytes)

171. Topband: K1FK to JA Via 160-Meter Long Path (score: 1)
Author: Dave Bowker via Topband <topband@contesting.com>
Date: Thu, 24 Sep 2015 19:59:41 +0000 (UTC)
Carl, K9LA, has posted an interesting analysis of a skewed path TopBand QSO in the August 15 'Monthly Feature' on his site. http://k9la.us/Aug15_K1FK_to_JA_on_160m_via_Long_Path.pdf Dave, K1FKFort Ke
/archives//html/Topband/2015-09/msg00106.html (7,090 bytes)

172. Re: Topband: K1FK to JA Via 160-Meter Long Path (score: 1)
Author: k1zm--- via Topband <topband@contesting.com>
Date: Thu, 24 Sep 2015 17:42:48 -0400
Hi guys You have both surfaced a topic that is of great personal interest to me as I have worked JA on 160m around 2100z both from K1ZM on Cape Cod and from VY2ZM on PEI many many times. The conventi
/archives//html/Topband/2015-09/msg00108.html (10,230 bytes)

173. Topband: JA 160M Routing from Cape Cod at 2100z (score: 1)
Author: k1zm--- via Topband <topband@contesting.com>
Date: Fri, 25 Sep 2015 08:24:05 -0400
Hi Again Just a brief clarification after reading W1FV's posting yesterday. My comments about a North polar short path routing to JA at 2100z apply strictly to VY2ZM - where this is a constant which
/archives//html/Topband/2015-09/msg00112.html (9,873 bytes)

174. Topband: Longpath 2100z - More (score: 1)
Author: k1zm--- via Topband <topband@contesting.com>
Date: Sat, 26 Sep 2015 09:16:14 -0400
Hi One More time..... I was thinking about all of this overnight and can add one more data point to this topic. Shortly after I retired and, while still in New York, I used to work 40M long path to J
/archives//html/Topband/2015-09/msg00116.html (9,631 bytes)

175. Topband: JA LP in Central NJ (score: 1)
Author: k1zm--- via Topband <topband@contesting.com>
Date: Wed, 30 Sep 2015 09:32:56 -0400
Hi Gang Following the recent posts regarding JA 160m qso's just before JA sunrise, Peter Hutter, WW2Y, wrote to me to remind me that he heard my qso with JH5FXP on 25 Dec 1996 near Princeton, NJ., Th
/archives//html/Topband/2015-09/msg00121.html (7,242 bytes)

176. Re: Topband: Commond mode choke for Beverage (score: 1)
Author: Eduardo Araujo via Topband <topband@contesting.com>
Date: Mon, 12 Oct 2015 18:14:42 +0000 (UTC)
My two cents......It was interesting during the installation of the last beverage, we have only #31 core, so we placed it at the receiver side. Disconnecting the coax at the bev feed point and short
/archives//html/Topband/2015-10/msg00074.html (9,382 bytes)

177. Re: Topband: K9AY antenna (score: 1)
Author: Eduardo Araujo via Topband <topband@contesting.com>
Date: Thu, 15 Oct 2015 17:12:59 +0000 (UTC)
Hello Marco,                     If it is a home made system, we can separate it in various sections for debugging the problem, coax, transformer, relays, loops, terminating resistor and ground. Firs
/archives//html/Topband/2015-10/msg00112.html (11,320 bytes)

178. Re: Topband: ADC Overload from MW transmitters (score: 1)
Author: bruce whitney via Topband <topband@contesting.com>
Date: Mon, 19 Oct 2015 08:59:26 -0700
This has been an interesting discussion. I heard a rumor that a very prominent and successfully competent multi-multi contester in IL was going to an all SDR multiple computer control set-up. Which w
/archives//html/Topband/2015-10/msg00131.html (13,805 bytes)

179. Re: Topband: [Bulk] Re: ADC Overload from MW transmitters (score: 1)
Author: Rudy Bakalov via Topband <topband@contesting.com>
Date: Tue, 20 Oct 2015 09:01:01 +1000
This is not true- higher sample rates are just as effective in reducing overload as higher bit resolution. The higher sample rates reduces the probability of multiple signals happening at the same ti
/archives//html/Topband/2015-10/msg00138.html (9,115 bytes)

180. Topband: RFI - Lots of it (score: 1)
Author: Jim Murray via Topband <topband@contesting.com>
Date: Sun, 25 Oct 2015 22:13:45 +0000 (UTC)
Greetings,Last Fall we moved into a new location.  This Summer I spent a lot of time and effort putting up an Inverted L and radial system.  Now after tuning, etc. completed I have what appears to be
/archives//html/Topband/2015-10/msg00170.html (7,688 bytes)

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