[TowerTalk] Raising a mast on a tower with antennas still on it

Jim W7RY jimw7ry at gmail.com
Mon Apr 29 17:16:21 EDT 2024


Fixed the subject line....



On 4/29/2024 4:15 PM, Jim W7RY wrote:
> Is there a bearing on the top of the tower?
> How far below the bearing is the rotor?
> How long is the mast?
>
> Jim W7RY
>
>
> On 4/29/2024 4:05 PM, maflukey at gmail.com wrote:
>> You need to buy, fabricate, or borrow a mast raising fixture.
>>
>> 73
>> Matt
>> KM5VI
>>
>>
>> -----Original Message-----
>> From: TowerTalk <towertalk-bounces at contesting.com> On Behalf Of Don 
>> Tucker
>> Sent: Monday, April 29, 2024 12:57 PM
>> To: towertalk at contesting.com
>> Subject: Re: [TowerTalk] MFJ QRT on May 17, 2024
>>
>> Chuckle! Got on the air two months short of 70 years ago and there was
>> always some bitchin' going on the about some issue by a part of the ham
>> community. Today we're still bitchin', just the technical content has
>> changed. We haven't.
>>
>> Now, how about telling me an easy way to lift a mast with a TH7DX and 
>> A3WS
>> on it up and out of a T2X rotator enough so I can yank the rotator 
>> (broken
>> tooth?) out. Would like to do it straight up and yes could tilt the 
>> tower
>> (HG-70HD) over but still leaves the rotator problem (1/2 boom length 
>> of the
>> TH7DX leaves the tower still way up with same problem).
>> Want to avoid having to drop the antenna.
>>
>> Don W7WLL
>>
>> On 4/29/2024 8:42 AM, Ken WA8JXM wrote:
>>> I can say this:  back when I started (1963) we had 300 kc/s for CW 
>>> only on
>>> 80m and many nights it was difficult to find an open spot to call CQ.
>> 75m
>>> phone had 200 kc/s and was crowded even worse.  Now CW effectively has
>>> about 70 kHz and it's mostly empty, maybe two or three signals.  Newer
>>> hams have no idea what ham radio used to be :-(
>>>
>>> However, the FT8 spot is busy.
>>>
>>> I'm not big on FT8, but I do appreciate it:  1) it brings activity 
>>> to our
>>> bands.  If we don't use it, we will lose it.   2)  it is an efficient
>> mode,
>>> cramming many signals into a small bandwidth and decoding signals that
>>> we can't even hear.  Great technical job.
>>>
>>> Some people decry FT8 for lack of useful communication.  But at least
>>> it communicates useful signal reports and location which is a lot more
>>> than the typical "599 TU" DX or contest contact communicates.
>>>
>>> Ken WA8JXM
>>>
>>> _______________________________________________
>>>
>>>
>>>
>>> _______________________________________________
>>> TowerTalk mailing list
>>> TowerTalk at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/towertalk
>> _______________________________________________
>>
>>
>>
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>>
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>>
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>

-- 
Thanks and 73, Jim W7RY



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