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References: [ +from:jhdmd@bellsouth.net: 114 ]

Total 114 documents matching your query.

41. Topband: Interference with DSL, etc. (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Tue, 17 Jul 2012 07:00:09 -0400
A number of years ago I got fed up with the undependable ATT DSL. It was too crowded and generally too slow. I went to a full T-1 with a dedicated line. It is with Windstream out of Virginia. The ser
/archives//html/Topband/2012-07/msg00217.html (7,534 bytes)

42. Re: Topband: Lyme Desease (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Tue, 24 Jul 2012 17:37:49 -0400
It is named for the Connecticut town where in the mid-1970's there was an epidemic of arthritis associated with skin erythema (redness), caused by the spirochete Borrelia burgdorferi. A spirochete ca
/archives//html/Topband/2012-07/msg00338.html (11,936 bytes)

43. Re: Topband: 2012/13 season opening up? (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Tue, 14 Aug 2012 13:51:30 -0400
VK3ZL was 579 to 589 this morning at sunrise in GA using a Hi-Z 8-Circle RX array to the WEST. He gave me a 589. Freq 1824.5 73, John, W4NU _______________________________________________ UR RST IS .
/archives//html/Topband/2012-08/msg00218.html (6,925 bytes)

44. Topband: DX Engineering Preselector (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Fri, 24 Aug 2012 15:44:53 -0400
I just put in the above as it is the best one out there... However, when I put in the Array Solutions RF Limiter/Arrestor between the preselector and the K3 I get distortion in the signals. Any comme
/archives//html/Topband/2012-08/msg00292.html (6,608 bytes)

45. Re: Topband: DX Engineering Preselector (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Fri, 24 Aug 2012 16:47:46 -0400
Carl, I bought the DX Engineering device because it has the best third order intercept. Just see W8JI's web site. Tom has a chart that compares TOI's for various devices. I trust his meaurements beca
/archives//html/Topband/2012-08/msg00296.html (8,949 bytes)

46. Topband: Verticals for Hi-Z arrays (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Wed, 19 Sep 2012 13:22:48 -0400
I went ahead and bit the bullet and put up eight 23 foot telescoping aluminum verticals for the 8-Circle array. They give me stellar performance and do not bend over..... 73, John, W4NU _____________
/archives//html/Topband/2012-09/msg00180.html (6,738 bytes)

47. Topband: Conway reef (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Sun, 30 Sep 2012 16:50:18 -0400
I worked 3D2C on 160 at 1127 Z this morning (4 minutes before my sunrise in Atlanta)... They had a good Q5 signal and were only copyable to the SW on the Hi-Z 8-Circle array. This array has great F/B
/archives//html/Topband/2012-09/msg00335.html (7,305 bytes)

48. Topband: PT0S (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Sun, 11 Nov 2012 13:37:25 -0500
Does anyone have info on when the PT0S logs will be up on the internet? _______________________________________________ Topband reflector - topband@contesting.com
/archives//html/Topband/2012-11/msg00125.html (6,349 bytes)

49. Topband: 160 meter issues (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Tue, 13 Nov 2012 07:14:32 -0500
Fellow top banders, I have been chasing DX since the age of 15 in 1959. I have pretty much seen it all. None of it really bothers me. It is only a hobby, and not a career. I just get on with great an
/archives//html/Topband/2012-11/msg00166.html (6,970 bytes)

50. Re: Topband: 8877 Tube (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Thu, 15 Nov 2012 06:17:35 -0500
The Alpha 77-SX is a great amplifier with plenty of reserve. The plate voltage runs just under 4KV on the Hi-Power position. If you go to the larger transformers you are asking for trouble. The filte
/archives//html/Topband/2012-11/msg00221.html (10,787 bytes)

51. Topband: Corona (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Sat, 17 Nov 2012 08:54:59 -0500
I used to have up all Telrex monobanders ( and by the way they are still great antennas despite what some think). The 8 el 15 and the 5 el 20 all had "corona balls" at the end of the elements. These
/archives//html/Topband/2012-11/msg00270.html (6,264 bytes)

52. Topband: Detuning shunt fed towers (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Thu, 29 Nov 2012 11:03:56 -0500
I have a 100 ft 45G, shunt fed tower with stacked monobanders for 80 -10 meters. This includes a 24 ft mast with 12 feet out the tower top. I do not even worry about detuning it. The shunt (4 wire) c
/archives//html/Topband/2012-11/msg00461.html (8,307 bytes)

53. Re: Topband: KLM antennas on shunt fed towers (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Wed, 26 Dec 2012 17:19:45 -0500
I still have two Telrex 10 meter monobanders (a 3 el and a 5 el at 65 ft and 35 ft) that are part of a 3 high stack. They both have T-Matches with coaxial baluns. I'm running maximum legal power to a
/archives//html/Topband/2012-12/msg00596.html (9,936 bytes)

54. Topband: Vacuum Variables (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Fri, 25 Jan 2013 13:55:11 -0500
Just reading all of the comments on vacuum variables....... There are many ways to do this... I still believe in vacuum variables as they are essentially "foolproof"..... The good thing is that they
/archives//html/Topband/2013-01/msg00202.html (7,999 bytes)

55. Topband: K4CKD (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Tue, 26 Mar 2013 07:32:56 -0400
Dennis had a long battle with prostate cancer..... Dennis Peterson YORK - Dennis George Peterson, 67, died Monday, March 11, 2013, at Agape Hospice in Rock Hill, S.C. The funeral will be 2 p.m. Thurs
/archives//html/Topband/2013-03/msg00136.html (7,480 bytes)

56. Re: Topband: VK6HD SK (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Sat, 13 Apr 2013 07:26:27 -0700
Sitting here in the terminal at LAX having breakfast. Very sorry to hear abt Mike. 73, John, W4NU Sent from my Verizon Wireless 4G LTE DROID All good topband ops know fine whiskey is a daylight bever
/archives//html/Topband/2013-04/msg00034.html (8,904 bytes)

57. Re: Topband: Problem with compression F connectors on Quad RG-6 (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Sun, 05 May 2013 07:22:19 -0400
On 5/4/2013 2:07 PM, Pete Smith N4ZR wrote: I'm having a repeated weird problem with compression F connectors on quad-shield RG6. When I connect a short length (say 4 feet) of cable to my MFJ-259B, I
/archives//html/Topband/2013-05/msg00012.html (8,809 bytes)

58. Re: Topband: Wall warts (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Wed, 08 May 2013 10:40:35 -0400
I am not offended at all relative to the "fine whiskey" deal. To begin with I'm too busy to worry about trivia such as that. -- Original Message -- I dont care for forced signatures...period. Just mo
/archives//html/Topband/2013-05/msg00053.html (9,681 bytes)

59. Re: Topband: de IV3PRK (score: 1)
Author: "John Harden, D.M.D." <jhdmd@bellsouth.net>
Date: Wed, 19 Jun 2013 06:41:28 -0400
Luis, That will be fine. I will pick you up at Ham Radio Outlet on Buford Highway at 10:00 am next Monday, June 24th. I'll bring you back to my QTH for lunch and I'll show you the rig and antennas. L
/archives//html/Topband/2013-06/msg00070.html (9,128 bytes)

60. Topband: Gus, W4BPD (score: 1)
Author: John Harden <jhdmd@bellsouth.net>
Date: Sun, 28 Jul 2013 13:13:15 -0400
Interesting to hear about Gus Browning, W4BPD.... I first worked Gus around 1962 (51 years ago) when I was a college student at Georgia Tech. I have cards from him at many great DX QTH's for the time
/archives//html/Topband/2013-07/msg00128.html (6,982 bytes)

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