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References: [ +from:k3lr@k3lr.com: 187 ]

Total 187 documents matching your query.

141. Topband: EK8ZT on Topband FT8 (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Fri, 28 Dec 2018 12:33:40 -0500
Being that K8ZT is a friend of mine, I asked him if he was on FT8 160 meters yesterday around sunset. Anthony responded that he was on and made several 160 meter FT8 QSOs, and even cooking dinner at
/archives//html/Topband/2018-12/msg00298.html (6,511 bytes)

142. Topband: Announcing the 2019 Dayton TopBand Dinner - 30th Annual Event! (score: 1)
Author: "Tim Duffy K3LR" <k3lr@k3lr.com>
Date: Thu, 3 Jan 2019 15:31:01 -0500
Continuing the great Dayton Top Band dinner tradition that George, K8GG and George, W8UVZ started, I am proud to announce the 30th Annual Dayton TopBand dinner. Dinner reservations are now available
/archives//html/Topband/2019-01/msg00003.html (8,468 bytes)

143. [TowerTalk] Antenna Forum at Hamvention - this Friday afternoon (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 12 May 2019 21:14:06 -0400
2:00 PM - 5:00 PM Antenna Forum at Hamvention in Xenia, Ohio, Room 1 Moderator: Tim Duffy, K3LR. "How to Use Your Tower as a Dual-Band Single-Feed 80 meter/160 meter Vertical Antenna Using No Traps,
/archives//html/Topband/2019-05/msg00035.html (7,605 bytes)

144. Topband: Last Chance to sign up - Dayton TopBand Dinner 2019 (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 12 May 2019 21:43:10 -0400
The Dayton TopBand Dinner is this Friday May 17. 2019. Great speaker - Ken K4ZW. Hope to see you there! <https://www.topbanddinner.com/> https://www.topbanddinner.com/ 73 Tim K3LR _________________ S
/archives//html/Topband/2019-05/msg00036.html (6,630 bytes)

145. Re: Topband: spark gap construction ideas for 160m tower (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 7 Oct 2019 22:28:05 -0400
My quarter wavelength vertical tower (driven element in my vertical parasitic array - see last 3 editions of the ON4UN low band DXing book) has a shorted quarter wavelength of coax connected to the f
/archives//html/Topband/2019-10/msg00029.html (10,015 bytes)

146. Re: Topband: Protecting an Array Solutions K9AY Loop from Transmitted RF (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Fri, 11 Oct 2019 12:07:27 -0400
Hello Pete: This is the RX limiter we use to protect front ends at K3LR. https://www.dxengineering.com/parts/dxe-rg5000hd It works very well. 73 Tim K3LR --Original Message-- From: Topband [mailto:to
/archives//html/Topband/2019-10/msg00059.html (11,620 bytes)

147. Topband: BevFlex-4X - RX antenna (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 16 Oct 2019 11:35:34 -0400
Thinking about the Fall Stew coming up this Saturday, I will be trying out the BevFlex-4X that W9XT is now manufacturing. Here is the flyer: <https://static.dxengineering.com/global/images/technicala
/archives//html/Topband/2019-10/msg00128.html (7,168 bytes)

148. Re: Topband: Hardening the 8 Circle Receiving Array (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 17 Oct 2019 23:15:32 -0400
Hello Mark: Installing diodes can cause severe problems with nearby broadcast stations. During the summer months and lightning months I remove my preamps from the antenna elements to protect them. I
/archives//html/Topband/2019-10/msg00139.html (8,859 bytes)

149. Re: Topband: Circle arrays (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 17 Oct 2019 23:17:37 -0400
HI Dave There is no doubt that a diversity setup with good Beverages and the 160 meter optimized 8 circle from HI-Z will be a killer RX system. Lots of work - but very worth the effort. I LOVE my HI-
/archives//html/Topband/2019-10/msg00140.html (10,999 bytes)

150. Re: Topband: BevFlex-4X - RX antenna (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Fri, 18 Oct 2019 14:46:09 -0400
Hi Jamie! I will use it with a Flag. 73! Tim K3LR Configured how? I have the JK version, which looks very similar, except instead of internal jumpers, they have different external connecting points,
/archives//html/Topband/2019-10/msg00157.html (9,785 bytes)

151. Topband: FW: Butternut 20MRK for the HF2V (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 31 Oct 2019 11:07:14 -0400
Thoughts? Hi Tim, I have a Butternut 20MRK, which is a 20 Meter Resonator Kit for the HF2V. It is a very old kit and very rare. In mint condition never used, only took it out from the package for tak
/archives//html/Topband/2019-10/msg00197.html (7,418 bytes)

152. Re: Topband: FW: Butternut 20MRK for the HF2V (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 31 Oct 2019 15:52:24 -0400
Excuse the previous message about the Butternut HF2V - it was sent by mistake 73 Tim K3LR _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
/archives//html/Topband/2019-10/msg00204.html (7,000 bytes)

153. Re: Topband: Few questions about RX Ant preamps (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Tue, 12 Nov 2019 12:42:30 -0500
Hello Ed Here is one with a five star review https://www.dxengineering.com/parts/hiz-pre-amp I do not know what the IP3 is - a quick email to K7TJR might get that info pretty quick. 73 Tim K3LR --Ori
/archives//html/Topband/2019-11/msg00053.html (8,493 bytes)

154. Topband: Announcing the 2020 Dayton TopBand Dinner - 31st Annual Event! (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 5 Jan 2020 21:53:49 -0500
Continuing the great Dayton Top Band dinner tradition that George, K8GG and George, W8UVZ started, I am proud to announce the 31st Annual Dayton TopBand dinner. Dinner reservations are now available
/archives//html/Topband/2020-01/msg00057.html (7,959 bytes)

155. Topband: Hamvention related updates (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 15 Jan 2020 13:44:46 -0500
2020 Dayton Contest University Professors and the 2020 Course Outline have been posted. <https://www.contestuniversity.com/> https://www.contestuniversity.com/ <https://www.contestuniversity.com/cour
/archives//html/Topband/2020-01/msg00243.html (8,071 bytes)

156. Re: Topband: Dayton Hamvention canceled (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 16 Mar 2020 19:09:31 -0400
There is no Topband dinner for Dayton this year. Press release was sent out last night. See you in 2021 73 Tim K3LR Dayton Top Band dinner chair Dayton canceled.... Guess No Topband Dinner this year
/archives//html/Topband/2020-03/msg00210.html (7,395 bytes)

157. [CQ-Contest] Contest University Live on YouTube now (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 14 May 2020 09:02:34 -0400
https://www.youtube.com/watch?v=fEEUpsWUtAA 73 Tim K3LR _______________________________________________ CQ-Contest mailing list CQ-Contest@contesting.com http://lists.contesting.com/mailman/listinfo/
/archives//html/Topband/2020-05/msg00068.html (6,535 bytes)

158. Re: Topband: Rohn 25 Vertical questions. (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Tue, 18 Aug 2020 14:32:11 -0400
Hello Ron: I have a base insulated 120 foot tower that acts as the driven element in my 3 element vertical Yagi antenna (switchable in 4 directions). See the ON4UN Low band book for details (last 3 e
/archives//html/Topband/2020-08/msg00030.html (8,776 bytes)

159. Re: Topband: Rohn 25 Vertical questions. (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 19 Aug 2020 16:38:00 -0400
Hello Ron: As Frank explained, micro-arcing can be an issue when using a tower as the antenna element (in fact it can happen on any tower supporting Yagi's too). Anything that is not firmly bonded to
/archives//html/Topband/2020-08/msg00035.html (10,997 bytes)

160. Re: Topband: VK Report (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 14 Sep 2020 23:04:23 -0400
Hello Luke, What is your callsign? 73 Tim K3LR The band has been improving significantly in the past few weeks. I have been working a few NA stations nearly every day all year, in marginal to ok cond
/archives//html/Topband/2020-09/msg00037.html (8,976 bytes)


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