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101. Re: [TowerTalk] Bad e-mail address (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 6 Nov 2004 15:52:19 -0800
If the person subscribed from that address, it would be fairly for the list administrator to unsubscribe him. However, if it is via an alias, such as arrl.net, it is harder to track it down. Searchin
/archives//html/Towertalk/2004-11/msg00135.html (10,629 bytes)

102. Re: [TowerTalk] HELP (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 6 Nov 2004 15:53:15 -0800
Make that http://www.iaru.org/iaruqsl.html Fumble fingers _______________________________________________ See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather Stations", and
/archives//html/Towertalk/2004-11/msg00136.html (7,814 bytes)

103. Re: [TowerTalk] New antenna system (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Tue, 9 Nov 2004 09:10:51 -0800
Hi Brett, At least I don't recall recently seeing anyone quote an entire digest in order to reply to a single sentence (on this list anyway). cheers, Bob N7XY -- Bob Nielsen, N7XY n7xy (at) n7xy.net
/archives//html/Towertalk/2004-11/msg00254.html (8,766 bytes)

104. Re: [TowerTalk] Vacuum tube 100 years old today (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Tue, 16 Nov 2004 10:10:03 -0800
I was taking a senior physics class in electronics at UCLA in 1962 and we spent some time studying vacuum tube circuits. The professor was asked if we were going to learn anything about transistors a
/archives//html/Towertalk/2004-11/msg00422.html (9,711 bytes)

105. Re: [BULK] - Re: [TowerTalk] Vacuum tube 100 years old today (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Tue, 16 Nov 2004 18:18:41 -0800
The Phoenix air-to-air missle, designed in the early 60's used a klystron transmitter with a pulse modulator tube which resembled a 4X250 without the cooling fins (liquid-cooled). I recall the design
/archives//html/Towertalk/2004-11/msg00443.html (9,876 bytes)

106. Re: [TowerTalk] Antenna modeling (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 8 Dec 2004 10:30:54 -0800
Hy-Gain also provides manuals online. Bob, N7XY _______________________________________________ See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather Stations", and lot's mor
/archives//html/Towertalk/2004-12/msg00189.html (8,245 bytes)

107. Re: [TowerTalk] Multi Band Antenna Query (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sun, 12 Dec 2004 15:27:37 -0800
I have had an AV640 (Hy-Gain, not MFJ although that is probably just a technicality) for over 3 years and am quite satisfied with the performance. It is mounted at ~13 feet and I have only used it fo
/archives//html/Towertalk/2004-12/msg00267.html (8,693 bytes)

108. Re: [TowerTalk] insurance (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 29 Dec 2004 21:09:50 -0800
Don't complain! Many would love to be in your shoes. Ask your insurance agent. Bob, N7XY _______________________________________________ See: http://www.mscomputer.com for "Self Supporting Towers", "
/archives//html/Towertalk/2004-12/msg00589.html (7,640 bytes)

109. Re: [TowerTalk] 60th Birthday (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sun, 2 Jan 2005 09:02:56 -0800
I recall a picture in the Los Angeles Times many years ago of Don Wallace, W6AM at the top of a tower when well into his 80s. Bob, N7XY _______________________________________________ See: http://www
/archives//html/Towertalk/2005-01/msg00021.html (7,459 bytes)

110. Re: [TowerTalk] Listmember, please email me (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 5 Jan 2005 10:26:31 -0800
FYI, There are archives of this list at <http://dayton.akorn.net/pipermail/towertalk> as well as a searchable version at <http://lists.contesting.com/archives/html/Towertalk>. 73, Bob N7XY __________
/archives//html/Towertalk/2005-01/msg00102.html (7,650 bytes)

111. Re: [TowerTalk] New county ordinance in jackson county FL RE towersand Rohn 25G (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 29 Jan 2005 09:07:28 -0800
I seriously doubt if PRB-1 would cover a tower used for GMRS. -- Bob Nielsen, N7XY n7xy (at) n7xy.net Bainbridge Island, WA http://www.n7xy.net _______________________________________________ See: ht
/archives//html/Towertalk/2005-01/msg01201.html (14,916 bytes)

112. Re: [TowerTalk] Vertical Automatic Tilt Over (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 29 Jan 2005 09:11:12 -0800
I recall seeing something similar in an old Handbook or Antenna Book. As to automating the tilting, watch the "Red Green Show" on PBS and you'll find a bunch of ideas. :^) Bob, N7XY _________________
/archives//html/Towertalk/2005-01/msg01202.html (8,276 bytes)

113. Re: [TowerTalk] R8 vs 6BTV, etc. (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 29 Jan 2005 17:14:50 -0800
There are certainly differences in the way they are fed. The 6BTV is bottom fed with radials, while the R8 has a choke balun and matching transformer (see <http://www.iol.ie/~bravo/r7_vertical.htm> f
/archives//html/Towertalk/2005-01/msg01238.html (9,235 bytes)

114. Re: [TowerTalk] R8 vs 6BTV, etc. (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 29 Jan 2005 22:50:13 -0800
I have an AV-640 (currently my only antenna) mounted on a 15 ft. piece of water pipe which is clamped to the eaves of my roof. It gets out as well on 20 as any other band (I've worked several countri
/archives//html/Towertalk/2005-01/msg01247.html (11,344 bytes)

115. Re: [TowerTalk] R8 vs 6BTV, etc. (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sat, 29 Jan 2005 22:54:07 -0800
It's quite comprehensive and I found it to be worth the price (YMMV). The results it showed for the R8 led me in that direction, but after comparing the R8 to the AV-640, including price (the AV-640
/archives//html/Towertalk/2005-01/msg01248.html (8,616 bytes)

116. Re: [TowerTalk] Moving to AZ (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Thu, 3 Feb 2005 11:09:05 -0800
Even "horse property" may not equate to lack of tower restrictions. When I moved to Tucson in 1984, I looked at a small development of 3.3 acre lots, figuring I would have room for more than one towe
/archives//html/Towertalk/2005-02/msg00107.html (10,632 bytes)

117. Re: [TowerTalk] amplifiers for phased arrays (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Sun, 6 Mar 2005 18:10:40 -0800
Unfortunately, there is no response from that site. Assuming from the URL that you have some NASA connection, you might be able to locate some possibly relevant information on the phased arrays used
/archives//html/Towertalk/2005-03/msg00155.html (8,971 bytes)

118. Re: [TowerTalk] Tower Restrictions (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 30 Mar 2005 08:36:47 -0800
At the very least have the real estate agent get a copy of the CC&Rs and read them carefully. Most seem to be "boiler-plate" containing antenna restrictions, but I've seen some which had no such rest
/archives//html/Towertalk/2005-03/msg00917.html (8,460 bytes)

119. Re: [TowerTalk] [BULK] - Re: Tower Restrictions (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 30 Mar 2005 09:40:51 -0800
Actually the house in question had CC&Rs but no HOA. I once looked at a house on acreage where the CC&Rs prohibited antennas, but specifically said "no restrictions on any livestock". The wording is
/archives//html/Towertalk/2005-03/msg00922.html (8,827 bytes)

120. Re: [TowerTalk] [BULK] - Re: [BULK] - Re: Tower Restrictions (score: 1)
Author: Bob Nielsen <nielsen@oz.net>
Date: Wed, 30 Mar 2005 11:02:11 -0800
Hi Steve, The house I had with the restriction on liquor sales was in L.A. (West Hills). I figured the guy who sold the land to the developer must have been a teetotaler. L.A. was pretty antenna frie
/archives//html/Towertalk/2005-03/msg00933.html (11,190 bytes)


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