Mail Archive Search: <+from:w7ni@teleport.com>

Results:

References: [ +from:w7ni@teleport.com: 366 ]

Total 366 documents matching your query.

121. [TowerTalk] Reflections, Conjugate Matching and Jim Reid's comments (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 26 Jul 1998 20:19:38 -0000; W7NI offers an explanation: W7NI offers an explanation: You are apparently talking about relatively modern, solid state transceivers. It is well known that solid state devices respond very poorly to; /archives//html/Towertalk/1998-07/msg00859.html (10,036 bytes)
122. [TowerTalk] TA-33 feed (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 26 Jul 1998 20:19:41 -0000; Hi Tom, I always figured that the radiation coming from a feedline was physically closer to the TV antenna than that coming from an antenna so it was much stronger and more likely to cause overload; /archives//html/Towertalk/1998-07/msg00860.html (9,928 bytes)
123. [TowerTalk] TA-33 feed (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 26 Jul 1998 20:19:45 -0000; determining biological radiation hazards do not take feedline radiation into account and that can be the BIGGEST contributor of all if someone does not believe in BALUNS. Holy Cow, Mike! It WAS a se; /archives//html/Towertalk/1998-07/msg00861.html (9,169 bytes)
124. [TowerTalk] 7/8" hardline connectors (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 26 Jul 1998 20:20:07 -0000; Take a look at how CATV bare hardline is used in its primary application--CATV installations. It is usually run with a galvanized "strand" cable and lashed directly to it with another strand of wire; /archives//html/Towertalk/1998-07/msg00862.html (10,876 bytes)
125. [TowerTalk] Thrust Bearing Problem...maybe (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 27 Jul 1998 00:24:26 -0000; Hi George, Locktite might be a better fix than what I suggested. I really don't have much experience with Locktite and don't know how it will work between the aluminum bearing material and the steel; /archives//html/Towertalk/1998-07/msg00866.html (8,786 bytes)
126. [TowerTalk] Satellite Tower (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 28 Jul 1998 07:59:17 -0000; Hi Mark, Let's talk about your PRESENT tower for a minute . . . How were you able to tip it over at all? Is it mounted on a hinged base? If it is, Rohn says it must be guyed. I hope it is. It was a t; /archives//html/Towertalk/1998-07/msg00904.html (8,580 bytes)
127. [TowerTalk] Thrust Bearing set screw and Loctite (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 30 Jul 1998 00:04:29 -0000; to the I received 5 new TB3s today in a shipment from Rohn and I noticed that once they had the bearing set screw in place, they hit the threads in the aluminum portion of the bearing with a punch i; /archives//html/Towertalk/1998-07/msg00946.html (7,737 bytes)
128. [TowerTalk] TA-33 feed (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 30 Jul 1998 00:04:26 -0000; I agree that is true for a normal matched coax application. I don't really know what happens when the VSWR is high. I am not sure the field is really confined to the dielectric between the shield an; /archives//html/Towertalk/1998-07/msg00947.html (11,013 bytes)
129. [TowerTalk] Rohn Hardware Available (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: 30 Jul 1998 00:04:41 -0000; Hi Guys, I got a large shipment of Rohn bolt kits in yesterday so I can fill your orders again. Here are the items and prices of the stuff I can supply: JR45A Ubolt with nuts for AS25G (25G rotator s; /archives//html/Towertalk/1998-07/msg00948.html (7,809 bytes)
130. [TowerTalk] almost made it (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Mon, 1 Jun 1998 23:56:56 -0700 (PDT); of using a force-12 C3S on top of a 40' crankup tower. We experienced a severe thunder storm with winds around 50miles per hour. This storm caused the tower to start to buckle at its pivot point. Th; /archives//html/Towertalk/1998-06/msg00058.html (7,292 bytes)
131. [TowerTalk] Crank-up Horror Stories... (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Wed, 10 Jun 1998 00:40:40 -0700 (PDT); Hi Mike, N6ZZ and KL7RA have two real horror stories involving crankups. I won't relay them to you, however, since those kind of stories tend to embarrass the person it happened to. You know, they c; /archives//html/Towertalk/1998-06/msg00292.html (13,639 bytes)
132. [TowerTalk] N6ZZ's Crankup Horror Story (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Fri, 12 Jun 1998 09:35:06 -0700 (PDT); Think about it. If the tower were simply a guyed, permanent tower instead of a crankup, the whole incident would most likely NEVER have happened. Yes, you might say, an antenna can always swing into; /archives//html/Towertalk/1998-06/msg00410.html (7,567 bytes)
133. [TowerTalk] Crankup towers (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Sat, 13 Jun 1998 23:26:12 -0700 (PDT); Currently I have a US Tower 72' crankup tower, would it make sense to guy the tower and not have to worry about cranking it down when the wind kicks up. If this makes sense then the only time you wo; /archives//html/Towertalk/1998-06/msg00474.html (8,877 bytes)
134. [TowerTalk] Crank up towers are SAFE! (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Sat, 13 Jun 1998 23:26:38 -0700 (PDT); Hi Dave, "Safe" is a relative term. Yours is a very good story. Yours has obviously been safe for you. It might well not have been safe if owned by someone else not as careful as you are. If you loo; /archives//html/Towertalk/1998-06/msg00475.html (9,023 bytes)
135. [TowerTalk] Guying crank up towers (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Sat, 13 Jun 1998 23:26:43 -0700 (PDT); Hi Dave, I would like to hear you tell us that you install the steel pipes WITHOUT climbing the tower, and then tell how you do it. Tall bucket trucks are expensive to rent and I suspect hardly anybo; /archives//html/Towertalk/1998-06/msg00476.html (8,951 bytes)
136. [TowerTalk] N6ZZ's Crankup Horror Story (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Sun, 14 Jun 1998 01:25:08 -0700 (PDT); Like I said, crankup owners will find something else to blame it on . . . I think my logic is pretty good on this one. The subject, as I defined it, was crankups vs guyed fixed towers, not 40 meter; /archives//html/Towertalk/1998-06/msg00477.html (8,285 bytes)
137. [TowerTalk] ANTENNA SURFACE AREA VS ROTOR (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Thu, 18 Jun 1998 11:27:00 -0700 (PDT); Here is the rough "rule of thumb" I use for HF Yagi wind load: 20 meters: 2 square feet per element 15 meters: 1.5 square feet per element 10 meters: 1 square foot per element Ignore the boom. (Reme; /archives//html/Towertalk/1998-06/msg00643.html (8,409 bytes)
138. [TowerTalk] Loose vs Lose (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Mon, 29 Jun 1998 01:18:07 -0700 (PDT); He Guys, Please do yourself a favor and look up "loose" and "lose" in the dictionary and then use them correctly. A LOT of people right here on this reflector use "loose" when they mean "lose". Most; /archives//html/Towertalk/1998-06/msg00982.html (7,928 bytes)
139. [TowerTalk] Getting antennas to top (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Fri, 1 May 1998 18:01:24 -0700 (PDT); WATCH MY LIPS Some of us don't have the money. -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUEST@contesting.; /archives//html/Towertalk/1998-05/msg00038.html (8,110 bytes)
140. [TowerTalk] Prop Pitch Motors (score: 1): Author: w7ni@teleport.com (Stan Griffiths); Date: Fri, 1 May 1998 18:01:38 -0700 (PDT); To: <towertalk@contesting.com> Many years ago, before I knew it was impossible, I had occasion to replace the brushes in a prop pitch motor. I found some somewhere that were too large but looked lik; /archives//html/Towertalk/1998-05/msg00039.html (8,152 bytes)

Current List: 121 - 140
Page: [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19]