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[TowerTalk] Brake click on HAM IV rotor

To: towertalk@contesting.com
Subject: [TowerTalk] Brake click on HAM IV rotor
From: "Mike Gilmer - N2MG" <n2mg@contesting.com>
Date: Tue, 16 Sep 2003 13:44:13 -0700 (PDT)
List-post: <mailto:towertalk@contesting.com>
The HAMIV and T2X brakes all make lots of noise.  They 
are easy to hear at night from quite far away.  Not 
much you can probably do about it.  (When standing 
outside at a contest multi-op, the clanking is music!)

If you tried to disengage the brake permanently, you 
would likely burn out the solenoid - and possibly find 
your antenna turning in the wind as the gears in the 
rotator get chewed up.

Mike N2MG

VA3PL wrote:

Looking for suggestion in lowering clicking noise.

My HAM IV rotor is making loud click (bang) every time
I press brake 
release and again when braking (stopping). It is so
loud that I can hear 
it three houses away. The tower resonates it so much
that click, that I 
am afraid to use it during the night. The same is with
the winch on my 
TX455 tower. When raising the tower up, the winch
clicking noise is loud 
in the middle of late evening. I will replace it with
3000 lbs worm drive 
winch available here for $80.
Any suggestion how I can muffler brake clicking noise
of my rotor? Or it 
is time to upgrade to better rotor?
Can I have brake on the HAM IV rotor permanently
engaged so I do not have 
to press it every time when turning antenna? Sometime
when pressing brake 
release it emits 60Hz hum. Any cure for that?

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