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Total 83 documents matching your query.

41. [TowerTalk] re: thoughts on the Yaesu G-1000SDX (score: 1)
Author: dave@egh.com (David Clemons)
Date: Fri, 1 Aug 1997 20:54:50 -0400 (EDT)
Hi, I forgot to mention that the bolts and nuts which hold the mast clamp appear to be covered with an enamel paint. This makes them very slippery, and I believe that to be why they loosened after on
/archives//html/Towertalk/1997-08/msg00025.html (6,966 bytes)

42. [TowerTalk] April Fool's Articles (I bet this become a whole new thread) (score: 1)
Author: dave@egh.com (David Clemons)
Date: Mon, 4 Aug 1997 16:03:28 -0400 (EDT)
Hi, When I was a teenager, I remember reading an April Fool's article in either CQ or QST which said that some heretofore unknown German scientist had discovered that QRP operation worked better than
/archives//html/Towertalk/1997-08/msg00114.html (8,377 bytes)

43. [TowerTalk] Summary: thoughts on the Yaesu G-1000SDX (score: 1)
Author: dave@egh.com (David Clemons)
Date: Mon, 4 Aug 1997 17:24:05 -0400 (EDT)
Hi, Many thanks for all your comments concerning the G-1000SDX rotor. The following is a list of what was said to me, and my answers if appropriate: 1. "Did I use lock washers with the nuts?" Yes, I
/archives//html/Towertalk/1997-08/msg00119.html (9,965 bytes)

44. [TowerTalk] Need Ideas for 2-band Dipole (score: 1)
Author: dave@egh.com (David Clemons)
Date: Tue, 5 Aug 1997 17:46:42 -0400 (EDT)
Hi Bob, I think all you need to do is have an inverted V cut for 80, another cut for 160, and connect them all to the same coax feedpoint. The band you are operating will determine which two legs are
/archives//html/Towertalk/1997-08/msg00196.html (8,112 bytes)

45. [TowerTalk] Need Ideas for 2-band Dipole (score: 1)
Author: dave@egh.com (David Clemons)
Date: Tue, 5 Aug 1997 18:05:56 -0400 (EDT)
Hi Bob, If I don't copy this to everyone, I'm sure there will be a lot of messages sent out telling me that I made a mistake in the year. Your fine 10 Meter Contest showing was in 1996 of course. 73,
/archives//html/Towertalk/1997-08/msg00197.html (7,640 bytes)

46. [TowerTalk] "Coax Break-In".. Applauded! (score: 1)
Author: dave@egh.com (David Clemons)
Date: Tue, 5 Aug 1997 20:52:22 -0400 (EDT)
Hi, I think some of you guys are really trying to make Frank's "annual element rotation" job harder than it needs to be. Instead of adding to his yearly work of swapping/rotating elements in some man
/archives//html/Towertalk/1997-08/msg00206.html (9,547 bytes)

47. [TowerTalk] kellum grips (score: 1)
Author: dave@egh.com (David Clemons)
Date: Thu, 7 Aug 1997 15:51:40 -0400 (EDT)
Hi, I have a 3 wire sloper array for 80 meters. The top leg of each side of the array has a great deal of tension on it because it is stretched out at a 45 deg angle from the tower. The coax is RG8X
/archives//html/Towertalk/1997-08/msg00273.html (8,402 bytes)

48. [TowerTalk] How high is high enough? (my recent experiences, long) (score: 1)
Author: dave@egh.com (David Clemons)
Date: Thu, 7 Aug 1997 16:53:35 -0400 (EDT)
Hi, At one time or another, most serious ops probably wonder if their antennas are high enough. Usually it is a big job to change their heights, but we worry anyway. I'd like to pass on some interest
/archives//html/Towertalk/1997-08/msg00275.html (11,536 bytes)

49. [TowerTalk] Where to buy antenna parts (score: 1)
Author: dave@egh.com (David Clemons)
Date: Fri, 8 Aug 1997 15:29:50 -0400 (EDT)
Hi Bill, I have bought replacement parts for my damaged antennas from Cushcraft, HyGain, and Mosely over the last 10 years. When I call up, I do have the part number from the manual (I think they all
/archives//html/Towertalk/1997-08/msg00326.html (7,500 bytes)

50. [TowerTalk] Ham-4 rotor Capacity (fwd) (score: 1)
Author: dave@egh.com (David Clemons)
Date: Tue, 1 Jul 1997 19:21:50 -0400 (EDT)
Hi Pat, About 16 years ago I bought a HAM IV. I was told that I was the third owner, but have no idea how old it was at the time. I mounted it inside my Rohn 25, using a thrust bearing. On top of the
/archives//html/Towertalk/1997-07/msg00026.html (8,172 bytes)

51. [TowerTalk] cleaning/replacing aluminum (score: 1)
Author: dave@egh.com (David Clemons)
Date: Sun, 22 Jun 1997 21:29:40 -0400 (EDT)
Hi, I kinda thought this was a funny joke until I saw it being compared to rotating an auto's tires. Then I realized it must be for real. So, my question is, do you clean/replace the elements in the
/archives//html/Towertalk/1997-06/msg00734.html (8,601 bytes)

52. [TowerTalk] re: An Engineering Question (summary) (score: 1)
Author: dave@egh.com (David Clemons)
Date: Mon, 23 Jun 1997 19:07:57 -0400 (EDT)
Hi, A few weeks ago I sent a message to the reflector concerning some of my tower guy anchors being found to be on someone else's property. (They put up a corral for the show horses they board, and t
/archives//html/Towertalk/1997-06/msg00783.html (9,917 bytes)

53. [TowerTalk] Tower Spacing (score: 1)
Author: dave@egh.com (David Clemons)
Date: Wed, 25 Jun 1997 16:38:42 -0400 (EDT)
Hi Gordon, I have two towers spaced about 50 feet apart. There have been no interaction problems. However, unless you plan your guy wires just right, you will probably experience some amount of aggra
/archives//html/Towertalk/1997-06/msg00876.html (7,127 bytes)

54. [TowerTalk] Helicopters (score: 1)
Author: dave@egh.com (David Clemons)
Date: Mon, 30 Jun 1997 13:38:22 -0400 (EDT)
Hi, Does anyone know if there is a minimum elevation required for helicopters when flying over residential neighborhoods? The helicopters in question are privately owned and are hired out to do work
/archives//html/Towertalk/1997-06/msg01008.html (7,868 bytes)

55. [TowerTalk] An Engineering Question (score: 1)
Author: dave@egh.com (David Clemons)
Date: Tue, 27 May 1997 16:42:43 -0400 (EDT)
Hi, I have a question concerning guy wire anchor placement. I have two towers (one is 83 feet of Rohn 25 with a Hygain 155BA and 105BA, the other is 99 feet of Rohn 45 with Cushcraft 204-CD and 402-C
/archives//html/Towertalk/1997-05/msg00624.html (9,861 bytes)

56. a BIG Deal (score: 1)
Author: dave@egh.com (David Clemons)
Date: Fri, 7 Feb 1997 18:37:06 -0500 (EST)
Hi Steve, Well, tell us - did N3MKZ win anything for being #1000 - like a new rotator or something :-) ? You're right, though. It is a very informative reflector and you do real well at making sure p
/archives//html/Towertalk/1997-02/msg00120.html (6,872 bytes)

57. Tower Ratings - Stupid Question (score: 1)
Author: dave@egh.com (David Clemons)
Date: Fri, 3 Jan 1997 13:29:20 -0500 (EST)
Hi, For what it's worth, here's what I heard from my homeowner's insurance company after a tree broke and took down my 75 foot tower in 1986: 1. It destroyed your utility trailer too? Take that claim
/archives//html/Towertalk/1997-01/msg00041.html (9,187 bytes)

58. Concord "Study Session" - wind noise question (score: 1)
Author: dave@egh.com (David Clemons)
Date: Thu, 30 Jan 1997 11:29:51 -0500 (EST)
Hi Joe, If you use a pipe/tubing mast, there will be a specific wind speed which will cause a single tone musical note caused when the wind blows across the top of the pipe/tubing. This will likely b
/archives//html/Towertalk/1997-01/msg00562.html (7,372 bytes)

59. Mast Strength (score: 1)
Author: dave@egh.com (dave@egh.com)
Date: Mon, 02 Dec 1996 14:03:49 EST
Hi, In the past, there have been a lot of comments about not using water pipe as a mast. I don't want to be unnecessarily argumentative, but those comments do not agree with my experience. So, since
/archives//html/Towertalk/1996-12/msg00020.html (9,051 bytes)

60. Transmission Line Transformers by Jerry Sevick, W2FMI (score: 1)
Author: dave@egh.com (dave@egh.com)
Date: Thu, 12 Dec 1996 15:41:12 EST
Hi, A few months ago I saw a thread concerning baluns, and how this book (which was going to be printed soon) was the authority on the subject. I inquired about getting it from a radio book distribut
/archives//html/Towertalk/1996-12/msg00173.html (7,521 bytes)


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