[TowerTalk] Wire grounding question

[Mark Robinson]

oh  I forgot

I did this at the
> top of the tower, at the bottom of the tower and where the cable enters my 
> shack.


I also grounded the blue wire and shield at the back of the Green Heron box 
inside the shack


Mark N1UK



----- Original Message ----- 
From: "Mark Robinson" <markrob at mindspring.com>
To: "Ray Benny" <rayn6vr at cableone.net>; "TowerTalk" 
<TowerTalk at contesting.com>
Sent: Wednesday, 20 November, 2013 3:20 PM
Subject: Re: [TowerTalk] Wire grounding question


>I have a Green Heron controller driving an M2 rotator. It uses a magnetic 
>pulse encoder.
>
>
> I had a red and blue wire inside a foil shield with a drain wire inside. I 
> grounded the drain wire and I also grounded the blue wire. I did this at 
> the top of the tower, at the bottom of the tower and where the cable 
> enters my shack.
>
> I connected MOV's between the grounded blue wire and the red wire at the 
> base of the tower and where the cable enters my shack.  I have had no 
> issues with this set up
>
>
> Mark N1UK
>
>
> ----- Original Message ----- 
> From: "Ray Benny" <rayn6vr at cableone.net>
> To: "TowerTalk" <TowerTalk at contesting.com>
> Sent: Wednesday, 20 November, 2013 2:08 AM
> Subject: [TowerTalk] Wire grounding question
>
>
>>I am using a K7NV prop-pitch rotator for my almost completed tower 
>>project.
>> For the encoder (magnetic pulse counter) that is mounted inside the PP
>> motor, I am using a 2 pair small wire cable that has an aluminum foil
>> shield and ground wire. I will be installing a lightning arrestor at the
>> base of the tower for these two conductors.
>>
>> My question, should I ground this foil shield or leave it floating at 
>> both
>> ends (PP rotator and rotator control box)? I would think that it should 
>> be
>> grounded, but does it matter?  Any consequences if I do or don't?
>>
>> Ray,
>> N6VR
>> _______________________________________________
>>
>>
>>
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