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

Total 187 documents matching your query.

81. Re: Topband: Hi-Z RX antennas (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 30 Oct 2013 10:46:59 -0400
Hello Pete: Yes, I started at DX Engineering in early June this year. After 28 years in the cellular and wireless internet business joining the team here at DX Engineering is a tremendous opportunity
/archives//html/Topband/2013-10/msg00248.html (8,868 bytes)

82. Re: Topband: Hi-Z RX antennas (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 30 Oct 2013 13:02:10 -0400
Thanks Tom! This is far from a retirement job! It's every bit a pressure cooker! We are very busy here at DX Engineering - the QSO rate is high - great pressure to perform! :-) At 53 years young I've
/archives//html/Topband/2013-10/msg00250.html (10,762 bytes)

83. Topband: Steady Carrier on 80 CW (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 31 Oct 2013 22:45:14 -0400
I know this is the TopBand reflector - but there has been a carrier on 3501.4 for the past few days - that needs some DF work. It peaks at 150 degrees from K3LR so South South East. It is S9 this eve
/archives//html/Topband/2013-10/msg00252.html (6,416 bytes)

84. Re: Topband: Steady Carrier on 80 CW (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 31 Oct 2013 23:37:57 -0400
There appears to be a second carrier coming from the same direction on 3503.1. It is not as strong as the one on 3501.4. So whatever is going on - two steady carriers are on the low end of 80 CW. 73,
/archives//html/Topband/2013-10/msg00253.html (7,177 bytes)

85. Re: Topband: NOISE CANCELLERS (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 17 Nov 2013 15:05:30 -0500
We have used the DX Engineering NCC-1 for many years at K3LR on 160 meters. Before the NCC-1 was manufactured we used the MFJ-1025. The NCC-1 is a major upgrade above the 1025 performance. The 1025 w
/archives//html/Topband/2013-11/msg00252.html (11,836 bytes)

86. Re: Topband: Topband NOISE CANCELLERS (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 17 Nov 2013 16:01:54 -0500
Hello Marcelo, Roger on thanking Tom, W8JI! Tom designed the MFJ-1025 and the DX Engineering NCC-1. Both MAJOR contributions - helping us to enjoy our Low Band hobby! 73, Tim K3LR --Original Message-
/archives//html/Topband/2013-11/msg00255.html (11,404 bytes)

87. Re: Topband: Topband NOISE CANCELLERS (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 17 Nov 2013 22:16:21 -0500
Hello Steve! The DX Engineering NCC-1 works very well with the K3. However it does not use the diversity reception option of the K3 - as all of the antenna combining and phasing is done in the DXE NC
/archives//html/Topband/2013-11/msg00261.html (13,173 bytes)

88. Topband: Announcing the 2014 Dayton TopBand Dinner - 25th Annual Event! (score: 1)
Author: "Tim Duffy K3LR" <k3lr@k3lr.com>
Date: Wed, 8 Jan 2014 22:45:47 -0500
Continuing the great Top Band dinner tradition that George, K8GG and George, W8UVZ started, I am proud to announce the 25th Annual Dayton TopBand dinner. Dinner reservations and Tickets are now avail
/archives//html/Topband/2014-01/msg00086.html (7,973 bytes)

89. Re: Topband: Contest in progress - few signals (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 17 Feb 2014 23:01:45 -0500
I was the topband operator at K3LR this weekend (loved every minute) and I echo Andrew's (at W3LPL) comments below - with the directive receive arrays it takes both of us a few seconds to find out wh
/archives//html/Topband/2014-02/msg00315.html (13,938 bytes)

90. Re: Topband: AM broadcast tower and 160m dxpedition (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Tue, 25 Feb 2014 16:20:40 -0500
I recently did almost this same project in Tortola, BVI (VP2V) 4 weeks ago. I have been helping as a consultant to ZBVI for the past 20 years. I was part of the team that installed a new 300 ft tower
/archives//html/Topband/2014-02/msg00456.html (10,845 bytes)

91. Re: Topband: Topband Dayton Q (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 9 Mar 2014 09:25:03 -0400
Hello Jim: Many TopBand operators will attend the four nights of the Contest Super Suite at the Crowne Plaza in downtown Dayton. Details are here: http://contestsupersuite.com On Friday night the 24t
/archives//html/Topband/2014-03/msg00088.html (7,743 bytes)

92. Topband: Keynote Speaker Announced for the 24th Annual Top Band Dinner in Dayton (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 16 Mar 2014 14:59:12 -0400
I am thrilled to announce that Craig Thompson, K9CT will present the "FT5ZM TopBand Experience" at the 2014 Top Band Dinner on May 16 at the Crowne Plaza in downtown Dayton. As a member of the DXpedi
/archives//html/Topband/2014-03/msg00121.html (7,342 bytes)

93. Re: Topband: Modern receiver performance on topband? (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 3 Apr 2014 00:20:17 -0400
Hello Jim: Take a look here: http://www.sherweng.com/table.html 73, Tim K3LR A few years back this list had comparisons of some present transceivers (receivers)--time for a new list or does someone h
/archives//html/Topband/2014-04/msg00004.html (7,499 bytes)

94. Topband: TopBand Dinner in Dayton - Reminder (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 21 Apr 2014 23:41:05 -0400
There are a few seats left for the 24th Annual Top Band Dinner in Dayton. Friday night - May 16th at 7:15 PM - Crowne Plaza Presidential Ballroom. Craig, K9CT will talk about the FT5ZM Top Band Exper
/archives//html/Topband/2014-04/msg00051.html (6,995 bytes)

95. Re: Topband: WTB: Guy wire stuff - please be safe (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 4 Sep 2014 23:06:22 -0400
Be very careful with "real world" testimonials - giving advice to use products for the wrong application is really dangerous. We are talking about serious tower projects that can turn fatal if you us
/archives//html/Topband/2014-09/msg00058.html (16,687 bytes)

96. Re: Topband: TX relays (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Wed, 8 Oct 2014 22:27:04 -0400
Hello Milt: I have used these relays in my TX arrays for almost 30 years. No failures so far. http://www.dxengineering.com/search/product-line/comtek-four-square-hybrid-r eplacement-relays?tw=relay&s
/archives//html/Topband/2014-10/msg00025.html (7,959 bytes)

97. Re: Topband: TX relays (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Thu, 9 Oct 2014 08:47:22 -0400
Hello Jorge, No. Here is the relay in the DXE TFS4. This relay another good choice for TX array building. http://www.dxengineering.com/parts/dxe-rly-hp 73, Tim K3LR Hi Tim This are the same relay use
/archives//html/Topband/2014-10/msg00031.html (9,394 bytes)

98. Re: Topband: Recommended Antennas for 160M/80M Receiving (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Sun, 21 Dec 2014 09:53:48 -0500
Hello Mack My experience: I have operated 28 years on 160 meters from the same QTH. I started out with Beverages - which I thought worked great. The 880 foot one aimed at Europe was amazing. So I tho
/archives//html/Topband/2014-12/msg00357.html (9,283 bytes)

99. Topband: Announcing the 2015 Dayton TopBand Dinner - 26th Annual Event! (score: 1)
Author: "Tim Duffy K3LR" <k3lr@k3lr.com>
Date: Thu, 8 Jan 2015 10:48:42 -0500
Continuing the great Top Band dinner tradition that George, K8GG and George, W8UVZ started, I am proud to announce the 26th Annual Dayton TopBand dinner. Dinner reservations are now available for 201
/archives//html/Topband/2015-01/msg00033.html (8,061 bytes)

100. Topband: PreAmps (score: 1)
Author: "Tim Duffy" <k3lr@k3lr.com>
Date: Mon, 2 Feb 2015 19:44:44 -0500
When I lived in Oklahoma City I met John Bryant (not a ham). John was a retired distinguished professor from Oklahoma State University. He was also an AM broadcast band expert SWL and DXer. Here is a
/archives//html/Topband/2015-02/msg00018.html (6,736 bytes)


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