You are self supporting 36' of tower.
Rohn will tell you straight out that 25G is not self supporting to any
height.
Your bracket must be a pretty stout one, on a good wall!
Wilson
W4BOH
----- Original Message -----
From: <towertalk-request@contesting.com>
To: <towertalk@contesting.com>
Sent: Tuesday, December 15, 2009 3:00 PM
Subject: TowerTalk Digest, Vol 84, Issue 23
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> Today's Topics:
>
> 1. Rohn 25G tower up about 45 ft (W8HW)
> 2. Log Periodic Antennas (jcowens1@comcast.net)
> 3. Re: Rohn 25G tower up about 45 ft (Jim Hargrave)
> 4. Play, etc, in Yaesu Rotator..and (thomas.a.hall@verizon.com)
> 5. log periodics susceptible to out-of-band interference
> (dave arruzza)
> 6. Create Rotor RC5A-2 (Bill Gaines AD8P)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 14 Dec 2009 16:23:57 -0500
> From: "W8HW" <w8hw@att.net>
> Subject: [TowerTalk] Rohn 25G tower up about 45 ft
> To: <towertalk@contesting.com>
> Message-ID: <2846DADCFD77464AA48AE06F25698C0A@BRUCEDESKTOPA>
> Content-Type: text/plain; charset="iso-8859-1"
>
> I have a Rohn 25G tower up about 45 ft. The base is 13 bags of concrete
> and have a bracket up about 8.5 ft. but have no guide wires because of
> hazer. I am wondering if this tower will support the Chushcraft X7
> antenna? You may replay direct email below.
>
> 73, Bruce, w8hw@att.net
>
>
> ------------------------------
>
> Message: 2
> Date: Mon, 14 Dec 2009 21:43:13 +0000 (UTC)
> From: jcowens1@comcast.net
> Subject: [TowerTalk] Log Periodic Antennas
> To: Towertalk <towertalk@contesting.com>
> Message-ID:
> <1153917380.13208131260826993314.JavaMail.root@sz0050a.emeryville.ca.mail.comcast.net>
>
> Content-Type: text/plain; charset=utf-8
>
>
>
> It has been interesting to read the comments (pro and con) about log
> periodic antennas. I am a little surprised that no one has made comnments
> about the HyGain TH-11 yet. It is a bit of a hybrid LP with traped
> directors for 10,15, 17 and 20 meters with only 3 elements containing
> traps. I purchased this antenna and some others along with a tower that
> was part on an estate sale. It has been up at my QTH for over 5 years now
> and helped me finish my #1 Honor Roll standing. I had 4+el element
> monobanders prior to this installation, and don't miss all of the work and
> trouble putting up and maintaining triple stack monos.
>
>
>
> The SK ham who purchased this antenna new was a highly respected engineer
> at Microsoft, and he was adivsed on this antenna by another top engineer
> at Microsoft, Mike Mraz ( N6MZ), ?who also owned one of these.?Mike helped
> put a number of cherished DX QSO's in your logs from VK0IR, K7C, BS7H and
> a number of other Dxpeditions. I may not have picked this out as a new
> antenna purchase, but am glad that I have it. It has around 17 years of
> performance on it now and is holding up very well. I have not had to do
> anything to it during the 5 years I have had it. I can't quote quantitave
> comparisons with other antennas, but feel that it is all that I need to
> chase after DX for the bands it covers.
>
>
>
> John Owens? -?? N7TK
>
> ------------------------------
>
> Message: 3
> Date: Mon, 14 Dec 2009 22:24:31 -0000
> From: "Jim Hargrave" <w5ifp@gvtc.com>
> Subject: Re: [TowerTalk] Rohn 25G tower up about 45 ft
> To: "Towertalk" <towertalk@contesting.com>
> Message-ID: <KHEAKJHEEDABDCIJDABBGEKPCCAA.w5ifp@gvtc.com>
> Content-Type: text/plain; charset="US-ASCII"
>
> Bruce,
>
> I would suggest installing guy wires to the bottom of the Hazor. Run the
> Hazor up and then tighten each guy wire. This will stabilize the tower
> when
> the antenna is raised to the top. They can just lay loose when the antenna
> is lowered.
>
> We installed slopers to the bottom of my son-n-law's Hazor which double as
> guy wires.
>
> * 73's Jim W5IFP *
> w5ifp@gvtc.com
>
> >-----Original Message-----
> >From: towertalk-bounces@contesting.com
> >[mailto:towertalk-bounces@contesting.com]On Behalf Of W8HW
> >Sent: Monday, December 14, 2009 21:24
> >To: towertalk@contesting.com
> >Subject: [TowerTalk] Rohn 25G tower up about 45 ft
> >
> >
> >I have a Rohn 25G tower up about 45 ft. The base is 13 bags of
> >concrete and have a bracket up about 8.5 ft. but have no guide
> >wires because of hazer. I am wondering if this tower will
> >support the Chushcraft X7 antenna? You may replay direct email below.
> >
> >73, Bruce, w8hw@att.net
> >_______________________________________________
> >
> >
> >
> >_______________________________________________
> >TowerTalk mailing list
> >TowerTalk@contesting.com
> >http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
> ------------------------------
>
> Message: 4
> Date: Mon, 14 Dec 2009 13:14:43 -0500
> From: thomas.a.hall@verizon.com
> Subject: [TowerTalk] Play, etc, in Yaesu Rotator..and
> To: towertalk@contesting.com
> Message-ID:
> <OFD497CDD4.1CC24D4E-ON8525768C.0063BAB3-8525768C.00643AC6@CORE.VERIZON.COM>
>
> Content-Type: text/plain; charset=US-ASCII
>
>
> I own a Yaesu G-1000DXA rotator...Was wondering..is a little play (in the
> wind), when the brake is on, normal for these...?
> and..
> it has another problen..Only run's real slow CCW..CW, can vary the speed
> as
> it's supposed to...Any ideas? I'm thinking about getting rid of it in the
> Spring..
>
> Thanks..
> 73'..Tom N3ZC
>
> ------------------------------
>
> Message: 5
> Date: Mon, 14 Dec 2009 11:06:26 -0800 (PST)
> From: dave arruzza <w1ctn@yahoo.com>
> Subject: [TowerTalk] log periodics susceptible to out-of-band
> interference
> To: towertalk@contesting.com
> Message-ID: <640970.38158.qm@web38206.mail.mud.yahoo.com>
> Content-Type: text/plain; charset=iso-8859-1
>
> To all:
> As one who has a T10 log periodic and has wrung the last amount of
> performance out of this design I can truthfully say I have never had an
> out of band interference problem with it. With a good receiver I don't see
> how this could happen. But I'm an operator, not an engineer.
> ?
> BTW my rig is an FT1000MP MK5.
> ?
> For my impression of this model of log periodic please my review on Eham.
> ?
> 73
> Dave
> W1CTN
>
>
>
>
> ------------------------------
>
> Message: 6
> Date: Tue, 15 Dec 2009 12:53:11 -0500
> From: "Bill Gaines AD8P" <ad8p@wcoil.com>
> Subject: [TowerTalk] Create Rotor RC5A-2
> To: <towertalk@contesting.com>
> Message-ID: <05106178F5284632A1C86CE14572C287@bille2035267a6>
> Content-Type: text/plain; charset="iso-8859-1"
>
> I am in need of a manual for the above listed rotor. I have a fax machine
> available or will gladly pay for a copy and your time in sending one.
>
> Thank you,
>
> Bill AD8P
>
> ------------------------------
>
> _______________________________________________
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>
> End of TowerTalk Digest, Vol 84, Issue 23
> *****************************************
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