- 21. [TowerTalk] hitch-hiking (score: 1)
- Author: mlowell@noclant.navy.mil (Mark Lowell, N1LO)
- Date: Mon, 24 Aug 1998 16:12:07 -0400
- Hello all. I have been making some lanyards for tower climbing and a question came up among a group of us about whether or not to leave your lanyard looped around the tower while making the climb up
- /archives//html/Towertalk/1998-08/msg00777.html (9,462 bytes)
- 22. [TowerTalk] hitch-hiking (score: 1)
- Author: mlowell@noclant.navy.mil (Mark Lowell, N1LO)
- Date: Tue, 25 Aug 1998 10:51:47 -0400
- Thank you to all who have written so far, on and off the reflector. I agree that being slow is much better than being dead, paralyzed, or disfigured!! Our free-climbing (for ascent and descent only)
- /archives//html/Towertalk/1998-08/msg00806.html (11,036 bytes)
- 23. [TowerTalk] Sources for Screw anchors (score: 1)
- Author: mlowell@noclant.navy.mil (Mark Lowell, N1LO)
- Date: Fri, 28 Aug 1998 10:11:55 -0400
- Sorry I haven't replied sooner, but preparations for Hurricane Bonnie have delayed my reply. AB Chance's website has a list of distributors on their webpage: http://www.hubbell.com/abchance/info.html
- /archives//html/Towertalk/1998-08/msg00946.html (8,514 bytes)
- 24. [TowerTalk] Guy Anchor Pullout Strength (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Wed, 1 Jul 98 09:08:53 -0400
- Greetings! Every amateur tower I have seen around here so far uses screw anchors. Certainly they are easier to use than constructing the concrete types. However, being the curious, cautious type, esp
- /archives//html/Towertalk/1998-07/msg00017.html (11,449 bytes)
- 25. [TowerTalk] Guy Anchor Pullout Strength (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Wed, 1 Jul 98 11:22:00 -0400
- Yes, I have a copy of the Rohn catalog and have been studying it. Yes, I have been looking at the forces. Thanks to all who have already responded so far. Reading this reflector has got me digging in
- /archives//html/Towertalk/1998-07/msg00023.html (10,651 bytes)
- 26. [TowerTalk] Guy Anchor Pullout Strength (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Wed, 1 Jul 98 12:31:01 -0400
- Reply to the message of Wednesday July 1, 1998 11:15 -0400 -- Sure, Tom, the figures I posted came right off of the A.B. Chance Co. Commercial Anchors Distributor Price Sheet, page 1, bulletin # HW-3
- /archives//html/Towertalk/1998-07/msg00028.html (9,055 bytes)
- 27. [TowerTalk] Strength of Water Pipe (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 9 Jul 98 13:30:40 -0400
- The questions about the strength of water pipe came up while I was on vacation. I think I can help a little with this one. The yield strength of a material is the stress, expressed in pounds per squ
- /archives//html/Towertalk/1998-07/msg00279.html (12,122 bytes)
- 28. [TowerTalk] RE:[Towertalk] Antenna Tuners Part II (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 9 Jul 98 13:54:59 -0400
- Hello Lee, I and many friends have been very happy with the modest MFJ-949E. I run 100W or less, so I don't have to have large components to handle the voltages. I also like to use wire antennas and
- /archives//html/Towertalk/1998-07/msg00280.html (8,282 bytes)
- 29. [TowerTalk] Strength of Water Pipe (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 9 Jul 98 14:38:59 -0400
- < Any comparison to the very expensive "chromolloy" masts some talk < about here? Why yes, Dave, type 4140 steel that I mentioned is alloyed with both chromium and Molybdenum (try saying *that* word
- /archives//html/Towertalk/1998-07/msg00281.html (8,561 bytes)
- 30. [TowerTalk] SWR problems on 20M dipoles? (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Fri, 10 Jul 98 08:16:41 -0400
- <the 20m inverted vee has a <3.5:1 SWR. However, that 3.5:1 occurs around 14260, and on either side <of that, the SWR goes up to 4.5 or 5:1 on the band edges.<snip> <We have checked the coax for a sh
- /archives//html/Towertalk/1998-07/msg00298.html (7,989 bytes)
- 31. [TowerTalk] Twin lead feedline (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Fri, 10 Jul 98 08:43:19 -0400
- Hello All! I have been eyeballing the line loss charts in the ARRL antenna book and keep thinking that open wire line or twinlead would also be a super low-loss feedline for VHF/UHF into 50 ohm anten
- /archives//html/Towertalk/1998-07/msg00299.html (7,780 bytes)
- 32. [TowerTalk] Twin lead feedline (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Fri, 10 Jul 98 10:41:36 -0400
- Reply to the message of Friday July 10, 1998 09:49 -0400 -- Tom, I have the 1996 edition ARRL Antenna Handbook. It shows open wire types as having much lower loss than hardline. Starting with which y
- /archives//html/Towertalk/1998-07/msg00305.html (8,163 bytes)
- 33. [TowerTalk] Concrete dye (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Mon, 13 Jul 98 10:36:09 -0400
- Greetings from Gloucester, VA This weekend I poured my tower base, which extends several inches above grade. I discovered that you can buy dye, in many colors, that you can mix right in with the conc
- /archives//html/Towertalk/1998-07/msg00376.html (9,757 bytes)
- 34. [TowerTalk] Concrete dye (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Tue, 14 Jul 98 08:05:53 -0400
- Reply to the message of Tuesday July 14, 1998 08:38 -0400 -- Hi Jim, Apparently some are, but this Colorcrete product is intended to be mixed in. As a matter of fact, the little 1 pound bags are diss
- /archives//html/Towertalk/1998-07/msg00415.html (8,126 bytes)
- 35. [TowerTalk] 4 guy wires OK? (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Tue, 14 Jul 98 08:10:15 -0400
- Sorry for the delay, this message keeps bouncing - Mark Tom is right, guying through the center of the tower to a leg on the opposite side creates an "un-stable structure", one that will not stay in
- /archives//html/Towertalk/1998-07/msg00416.html (9,151 bytes)
- 36. [TowerTalk] Concrete dye (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Wed, 15 Jul 98 07:53:36 -0400
- Reply to the message of Wednesday July 15, 1998 09:45 -0400 -- Greetings again, Actually, I goofed on the MFR name in my previous post. I looked at the bag again, and QC Products is the manufacturer,
- /archives//html/Towertalk/1998-07/msg00445.html (7,725 bytes)
- 37. [TowerTalk] Forms for tower base (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Wed, 15 Jul 98 08:35:47 -0400
- Brian, Having just done this very thing this weekend, I can say that this is a very easy way to accomplish the task provided that the soil you're digging into can hold its shape in a vertical wall,
- /archives//html/Towertalk/1998-07/msg00447.html (9,649 bytes)
- 38. [TowerTalk] Broad band receiving antenna (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 16 Jul 98 08:19:31 -0400
- Hi Ted! I haven't seen any answers to your antenna question on the reflector, so here's mine. I'm a big fan of multiband wire antennas. I don't think you can beat the bang for the buck. Try a 130-15
- /archives//html/Towertalk/1998-07/msg00476.html (8,405 bytes)
- 39. [TowerTalk] What is this mast?? (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 16 Jul 98 09:08:17 -0400
- Hi Mike, Let me take a swipe at this one. Here's a case where an unknown mast can be identified, thanks to the mill markings. What you have is stainless steel water pipe, size 1-1/2, schedule 40. 1-
- /archives//html/Towertalk/1998-07/msg00478.html (8,612 bytes)
- 40. [TowerTalk] meltable guys and lightening (score: 1)
- Author: mlowell@noclant.navy.mil (Lowell, Mark)
- Date: Thu, 16 Jul 98 13:16:52 -0400
- Jerry, I have been using a 20' mast over my house to support 2, 2meter phased quads. It is guyed with 0.075" diameter kevlar rope that has a woven dacron cover. It is rated at 500lb breaking strength
- /archives//html/Towertalk/1998-07/msg00487.html (7,923 bytes)
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