Alfredo, Frank,
I found the manual at
http://detmills.hp.infoseek.co.jp/ANTENNA_MANUAL/ANT_SUPPORT_AB_105C.pdf
Les W2LK
donovanf@starpower.net wrote:
> Alfredo,
>
> G4A is the designator of the 10 foot side rail of the military AB-105C/FRC
> tower. This tower is approximately midway between Rohn 55 and Rohn 65 in load
> bearing capacity.
>
> I have three 200 foot AB-105C towers and three 150 foot rotating AB-105C
> towers installed at my QTH with a wide variety of large HF Yagis. I also
> have one heavier duty 200 foot 2400H tower, often known as "heavy duty
> AB-105," with two stacked full sized 40M 3 element Yagis.
>
> Here are a few of the AB-105C specifications:
>
> Maximum rated height: 280 feet
> Weight: 11.2 pounds per foot
> Face width: 24 inches
> Maximum allowable bending moment at top of the tower: 20,000 ft-lbs
>
> For many years, AB-105C Technical Manual TM 11-2615A was available on the
> Internet, but it is no longer on-line.
>
> What specific AB-105C tower information do you need?
>
> 73
> Frank
> W3LPL
>
>
>
> ---- Original message ----
>
>> Date: Thu, 2 Apr 2009 20:36:08 -0400
>> From: "Alfredo Velez WP3C" <wp3c@aol.com>
>> Subject: [TowerTalk] Tower G4A
>> To: <towertalk@contesting.com>
>>
>> Hi
>>
>>
>>
>> My towers are Military G4A, did someone knows as site that talks about
>> them? 73’
>>
>>
>>
>>
>>
>> Alfredo Vélez WP3C
>>
>> Web: <http://www.wp3c.qth.com> http://www.wp3c.qth.com
>>
>> email: <mailto:wp3c@aol.com> mailto:wp3c@aol.com
>>
>> WP3C DX Cluster Node: <telnet://wp3c.hopto.org> telnet://wp3c.hopto.org
>>
>>
>> _______________________________________________
>>
>>
>>
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>>
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