Thread: My NTL Buzzes. Please help
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Old 29-05-2006, 16:23   #9
Jon T
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Join Date: Jun 2003
Location: Mansfield, Notts
Age: 46
Services: Virgin Media Telephone and 100Mb broadband, Sky Q
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Re: My NTL Buzzes. Please help
Quote:
Originally Posted by jaycee
You mention taking the plug off, this would cause the screening braid to not come into contact with the box. This sounds like a problem called an "earth loop", which shouldn't happen as the digiboxes aren't earthed! Is one of your TV's an old TV that has an earth connection in the plug?
I too suspect an earth loop.

Just remember an earth connection may not be obvious, if a terrestrial aerial is involved then that is one point an earth my enter the system, even if the aerial isn't earthed itself the wall will be, if it's flush mounted on to a metal back box.
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