Re: Ground Loop challenges

["doug" <vssdoug@xxxxxxxxx>]

"ABLE1" <someone@xxxxxxxxxxx> wrote in message
news:9jO8C.314017$%g5.8315@xxxxxxxxxxx
> Hey Guys!!
>
> I have a camera install that is plagued with Ground Loop issues.
>
> I have been installing individual BNC Ground Loop Insulators on individual
> cameras that are the worst which cleans up the video for that camera.
>
> However, over time another camera gets bad, and then another, etc.
>
> As I understand the problem is due to an imbalance in voltage at 60 cycles
> or ground reference between phases from the power company. And that the
> video is very sensitive to the imbalance and causes the video bars, bla
> bla bla.
>
> My questions are as follows.
>
> Is there a something device thingie that can be installed at the breaker
> panel across the phases that can blend or sync the cycles, etc.??
>
> Is there a something device thingie that has more than one individual port
> that can be mounted at the head end (like a 8 or 16 port) that can isolate
> the ground loop with out using all the dongles??
>
> Thanks for any insight!!
>
> Les

Is this coax or cat 5 using baluns?
Are the cameras 12vdc or 24vac?
Are you using a single power source or individual power sources for each
camera?

Doug