- 141. [TowerTalk] Mismatch loss and tuners (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Sun, 23 Aug 1998 15:34:19 -0700
- David, The other day you asked a pair of questions that I have not seen directly andwered for you so far. Both of these questions deserve an answer because they reveal the persistence of a widely hel
- /archives//html/Towertalk/1998-08/msg00737.html (11,106 bytes)
- 142. [TowerTalk] Answer to Pete's (N4ZR) Question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Tue, 25 Aug 1998 16:13:55 -0700
- To: <towertalk@contesting.com> OK so far... Why are you now introducing a 2 dB/100 ft. loss factor to line that is at HF essentially lossless? What is the purpose for doing this? It is not necessary
- /archives//html/Towertalk/1998-08/msg00826.html (12,384 bytes)
- 143. [TowerTalk] Cage Antennas (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Thu, 27 Aug 1998 08:30:13 -0700
- If you build the cage symmetrical and dense enough, the tree should have very little effect on the antenna . 12 wires should be plenty. Don't let much tree stick out through the cage. This is close.
- /archives//html/Towertalk/1998-08/msg00909.html (9,000 bytes)
- 144. [TowerTalk] [Mailer-Daemon: Returned mail: Service unavailable] (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Thu, 27 Aug 1998 17:07:20 -0700
- I apologize in advance. I tried to take this off reflector but the message bounced. Please disregard this message unless you are the intended recipient. 73, Eric N7CL -- Start of forwarded message --
- /archives//html/Towertalk/1998-08/msg00926.html (10,815 bytes)
- 145. [TowerTalk] Insulator life question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Fri, 28 Aug 1998 13:53:19 -0700
- To: <towertalk@contesting.com> Tom, Probably the best material for your spreaders is UV stabilized Delrin. It is extremely tough (but not brittle), has good RF properties at HF, is realtively easy to
- /archives//html/Towertalk/1998-08/msg00958.html (8,386 bytes)
- 146. [TowerTalk] Loose vs Lose and There, Their, They're (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Thu, 2 Jul 1998 18:46:55 -0700
- Hi Bill, Well, I don't consider it a life's irritation or a peet peeve, but I do have to admit that I am more inclined to take well written material seriously. And it must be said that the spell chec
- /archives//html/Towertalk/1998-07/msg00104.html (8,749 bytes)
- 147. [TowerTalk] Hair Pin feed - ??? (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Sun, 5 Jul 1998 10:58:50 -0700
- To: <towertalk@contesting.com> Robert, W4RNL has some good information for you as to doing the calculations. However, from the data you posted, it looks to me like you are probably already as close
- /archives//html/Towertalk/1998-07/msg00170.html (9,173 bytes)
- 148. [TowerTalk] Re: resonance (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Tue, 7 Jul 1998 11:26:07 -0700
- To: <towertalk@contesting.com> Hi Tom, While its true that the instrument is probably not sensitive to common mode current, a lot depends on lead dress in a situation like this. Even if the line is
- /archives//html/Towertalk/1998-07/msg00238.html (9,467 bytes)
- 149. [TowerTalk] Fonts? (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Fri, 10 Jul 1998 08:08:14 -0700
- Jim, Puhleeeze go into your MS Outlook Express options and set it to send text only. For some reason MS in its infinite wisdom thought that it would be a good idea for the mailer to default to sendin
- /archives//html/Towertalk/1998-07/msg00306.html (7,482 bytes)
- 150. [TowerTalk] A question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Thu, 16 Jul 1998 13:31:48 -0700
- To: <towertalk@contesting.com> You may have to poke around on the links pointed to by this to find exactly what you want. But I got there from here a year or so ago. http://www.faa.gov/faasites.htm E
- /archives//html/Towertalk/1998-07/msg00493.html (8,367 bytes)
- 151. [TowerTalk] A question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Thu, 16 Jul 1998 13:56:04 -0700
- Let me save you some time. The FAA rules regarding this are in FAR Part 77. Located at: http://www.faa.gov/avr/AFS/FARS/far-77.txt All of this is in the Code of Federal Regulations, Title 14. 73, Eri
- /archives//html/Towertalk/1998-07/msg00495.html (8,952 bytes)
- 152. [TowerTalk] A question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Thu, 16 Jul 1998 14:53:39 -0700
- Also, you can get pretty specific instructions on what is required from this URL (in the FCC's site): http://www.fcc.gov/wtb/antenna/ 73, Eric N7CL To: <towertalk@contesting.com> To: <towertalk@conte
- /archives//html/Towertalk/1998-07/msg00497.html (8,968 bytes)
- 153. [TowerTalk] FAA stuff (and FCC registration too) (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Fri, 17 Jul 1998 10:56:00 -0700
- To: <towertalk@contesting.com> Pete, You are correct. It definitely is a paper issue for the guys with really tall towers. The FAA requirements are not waived for amateur towers. Anything over 200 fe
- /archives//html/Towertalk/1998-07/msg00507.html (9,880 bytes)
- 154. [TowerTalk] Re: FAA Lighting Req'ts (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Fri, 17 Jul 1998 16:29:10 -0700
- To: <towertalk@contesting.com> Pat, The short answer is yes! 73, Eric N7CL -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: to
- /archives//html/Towertalk/1998-07/msg00514.html (9,340 bytes)
- 155. [TowerTalk] Re: FAA Lighting Req'ts (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson Courtesy Account)
- Date: Fri, 17 Jul 1998 16:48:37 -0700
- Pat, I should have said "yes" -if- your tower is unshielded. If there are other obstructions surrounding your towers that are taller, you're off the hook. Rather than paste the whole thing in here, I
- /archives//html/Towertalk/1998-07/msg00515.html (9,182 bytes)
- 156. [TowerTalk] Polyphaser question (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Fri, 24 Jul 1998 12:43:15 -0700
- Hi Bob, Sounds like a good viable product if they still produce it. But it is possible to "roll your own" using two products that they for sure still produce and a couple of "T" connectors. First spl
- /archives//html/Towertalk/1998-07/msg00811.html (11,303 bytes)
- 157. [TowerTalk] Ground Rods (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Fri, 24 Jul 1998 13:32:42 -0700
- I have used them on occasion. The only real caveat is to be SURE that the stainless alloy you have is really completely stainless (usually pretty soft stuff). There are "stainless" alloys that realy
- /archives//html/Towertalk/1998-07/msg00814.html (9,639 bytes)
- 158. [TowerTalk] Lightning: LEC, Inc (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Fri, 24 Jul 1998 14:59:02 -0700
- To: <towertalk@contesting.com> Hi Bill, I also stumbled on this site a few weeks ago. I asked a local ham (and PhD Physicist) to review the claims on that site and comment on his opinion of the proba
- /archives//html/Towertalk/1998-07/msg00819.html (9,507 bytes)
- 159. [TowerTalk] Tribander test - what's being measured? (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Mon, 27 Jul 1998 18:00:04 -0700
- Hi Pete, I haven't got my copy yet (my fault not theirs), but I just can't hold out any longer on this point. To: <towertalk@contesting.com> There is a very good discussion of this in the latest Micr
- /archives//html/Towertalk/1998-07/msg00899.html (11,191 bytes)
- 160. [TowerTalk] TA-33 feed (score: 1)
- Author: n7cl@mmsi.com (Eric Gustafson)
- Date: Thu, 30 Jul 1998 08:56:44 -0700
- To: <towertalk@contesting.com> Snip... For the purpose of discussing fields large enough to be a TVI problem, fields which leak through the shielding of a coaxial system are insignificant pretty much
- /archives//html/Towertalk/1998-07/msg00963.html (12,401 bytes)
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