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References: [ +from:gswynar@durham.net: 213 ]

Total 213 documents matching your query.

161. Topband: 160-Meter Phased Array: EPILOGUE (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Mon, 27 Oct 2008 11:32:46 -0500
Good Morning All... ...And many thanks to both Mike & Garry for sharing their experiences with me in the matter of my travails lowering the SWR of the north leg of my 3-element phased inverted "L" ar
/archives//html/Topband/2008-10/msg00151.html (8,688 bytes)

162. Topband: IARU 160-Meters WAC Award (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Wed, 29 Oct 2008 14:16:56 -0500
Good Day All, The emphasis these days on 160 seems to be the ever-steady padding of new countries onto one's DXCC award status... But what if you're a relative "newbie" to the band (and they DO exist
/archives//html/Topband/2008-10/msg00156.html (8,066 bytes)

163. Re: Topband: UPDATE >> 160 m propagation polar path (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Thu, 30 Oct 2008 12:30:01 -0500
"...How about just get on the band when you can and hope there is some propagation?" ** Hi Denny, That's precisely what I believe everyone does on 160 anyway...! Like all relative newcomers to semi-s
/archives//html/Topband/2008-10/msg00165.html (8,236 bytes)

164. Topband: Yet Even MORE New Ones...! (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Sat, 1 Nov 2008 09:46:59 -0500
Good Morning Everyone, Well, it certainly would appear that all of the hard work & dedication(!) here on the part of yours truly in the matter of re-tuning the individual "L" elements in my system ha
/archives//html/Topband/2008-11/msg00000.html (7,546 bytes)

165. Re: Topband: Unusual Propagation (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Sun, 2 Nov 2008 09:14:12 -0500
"...Between 2030Z and 2034Z I heard clearly 3 DX stations...my sun was still over 2 hours from sunset, being 30+ degrees up in the sky...The band was very quiet and the signals were right at the nois
/archives//html/Topband/2008-11/msg00004.html (8,278 bytes)

166. Re: Topband: RFI question (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Mon, 3 Nov 2008 08:04:28 -0500
"...I have a new, loud noise on Top Band...seems to be here for an hour or two, starting around sundown...it cycles on/off at a regular rate -- 55 seconds on, 55 seconds off..." ** Hi Jon, It sounds
/archives//html/Topband/2008-11/msg00013.html (8,174 bytes)

167. Re: Topband: Inverted L (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Mon, 3 Nov 2008 09:58:53 -0500
"...I have at present 4 - 130' radials attached... Question is, without involving "Murphy", is if I add more radials will the vswr change in that I might have to shorten the antenna, will me signal s
/archives//html/Topband/2008-11/msg00017.html (9,763 bytes)

168. Re: Topband: Inverted L (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Mon, 3 Nov 2008 11:32:53 -0500
"...I have only 16 65 ft radials and I know I need more..." ** Hi Rick, Taking another look at Table 1 on page 3.10 of the ARRL "ANTENNA HANDBOOK", with radials 1/8-wave long -- such as what you have
/archives//html/Topband/2008-11/msg00019.html (9,115 bytes)

169. Topband: Jack VE1ZZ (score: 1)
Author: "EP Swynar" <gswynar@durham.net>
Date: Wed, 24 Dec 2008 09:57:00 -0500
Good Day All, If anyone reading this happens to work Jack (VE1ZZ) later to-day, please remember to verbally "...give-him-a-pich-to-grow-an-inch-and-a-pinch-forgood-luck," as to-day is his birthday...
/archives//html/Topband/2008-12/msg00205.html (7,255 bytes)

170. Re: Topband: QEX article and T-vertical improvement (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Tue, 21 Jul 2009 14:00:42 -0400
"...You should have longer (and more) radials as moving up the current maxima up moves the return current maxima away from the base of the antenna..." ** ...So, by making an "extended" T antenna--muc
/archives//html/Topband/2009-07/msg00090.html (10,268 bytes)

171. Re: Topband: T - vertical improvement (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Wed, 22 Jul 2009 17:21:04 -0400
"...What you give up is matching simplicity. The T will need a base series capacitor as a minimum and an L-network if you like a 1:1 VSWR. At 1.5 kW the 370 pF cap will see 10 kV RMS. You are looking
/archives//html/Topband/2009-07/msg00099.html (8,170 bytes)

172. Topband: "T"-Top Vertical Antennas (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Thu, 23 Jul 2009 13:42:14 -0400
Hi All, I guess I'm just plain stupid, or something, because I still can't seem to be able to wrap my head around this one...! One of the advantages of the "T" antenna--vs. the inverted "L"--is that
/archives//html/Topband/2009-07/msg00101.html (8,549 bytes)

173. Topband: "T" Antenna: EPILOGUE (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Fri, 24 Jul 2009 07:48:06 -0400
Good Day All, Many thanks to all who took the time to respond to my queries re. the "T" antenna, vs. the extended inverted "L" for 160-meters... The general concensus is split about "50-50" in my mus
/archives//html/Topband/2009-07/msg00109.html (8,887 bytes)

174. Topband: W1BB-Style Extended Inverted "L" (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Sat, 25 Jul 2009 15:50:39 -0400
Has anyone ever validated, via computer modelling, Stew Perry's claim that 165' - to 175' was the "optimal" length for a series-tuned (variable capacitor) extended inverted "L"...? I like the conveni
/archives//html/Topband/2009-07/msg00121.html (6,993 bytes)

175. Topband: Phased Array Book (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Mon, 10 Aug 2009 10:28:45 -0400
Good Day All, Has anyone ever seen / read a 1994 textbook entitled, "PHASED ARRAY ANTENNA HANDBOOK", by a Robert J. Mailloux...? I just stumbled upon two copies currently available at an interenation
/archives//html/Topband/2009-08/msg00032.html (7,239 bytes)

176. Re: Topband: RECEIVING ANTENNAS (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Sat, 26 Sep 2009 06:52:21 -0400
Hi Mike, Perchance, that wasn't featured in an APRIL issue of QST magazine sometime ago, was it...?! :>) ~73~ Eddy VE3CUI - VE3XZ ** coating it with used motor oil before the ice storm with a paint r
/archives//html/Topband/2009-09/msg00121.html (8,729 bytes)

177. Topband: The East Coast Advantage (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Wed, 28 Oct 2009 07:22:35 -0500
Good Day All, I had occasion this past week to do some VERY minor operating fom Bridgton, Maine, whilst visiting my son who now lives there... What a revealing experience! I heard solid European & Af
/archives//html/Topband/2009-10/msg00366.html (6,579 bytes)

178. Re: Topband: The East Coast Advantage (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Thu, 29 Oct 2009 09:13:41 -0500
"... I read somewhere (ON4UN's book?) that signals can leak from darkness (night) into daylight (sunset) areas. However, getting the angle right from the daylight area to ENTER darkness is a problem,
/archives//html/Topband/2009-10/msg00389.html (9,801 bytes)

179. Re: Topband: Trees And RF - Suggested Test (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Tue, 3 Nov 2009 16:13:56 -0500
"...To heck with the tests! If I had a 120 foot tall tree in my backyard I would hang a 3 or 4 wire cage around it from top to bottom. The tree would not bother you much but the cage sure would do it
/archives//html/Topband/2009-11/msg00069.html (8,765 bytes)

180. Re: Topband: AAARRRAAGH##$!@@!! (score: 1)
Author: "Edward Swynar" <gswynar@durham.net>
Date: Wed, 4 Nov 2009 09:43:21 -0500
"...Another negative trend that I see more and more of is CW stations not sending QRL?" ** I've never actually been on a DX-pedition myself, per se (unless operating on Ocracoke Island in the late 90
/archives//html/Topband/2009-11/msg00109.html (8,511 bytes)

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