John Andersen wrote:
On Tue, Jul 29, 2008 at 10:26 PM, David C. Rankin e up and running
Good, now remember that if it (a connection) comes into your computer from the outside world, it too must be surge protected.
Ask any electrical engineer. They will tell you the same thing. There is no such thing as protection from lightning.
Something that just jumped 10,000 feet out the sky melted your TV, set the utility poll on fire, and has your cat puffed up to the size of a panda bear, will not have a problem jumping no stinkin surge protector.
Quite so. Those power bar suppressors, at best, will remove large noise spikes from the power line, assuming they've got a good, solid ground connection. The U-ground is not sufficient. Everything coming into your house (power, cable TV, phone etc.) is supposed to be connected to a good ground (usually water pipe) at a common point. The purpose of having one and only one ground point is to prevent loops that will often make the problem worse. The author is wrong. The National Electrical Code specifies that the
James Knott wrote: power ground shall be an 8 foot ground rod, driven at the point of entry to the house. The telephone company, at least in this area, drives its own ground. I don't know that the cable company does anything about grounding, and that's likely to be why I have a blown TV and ethernet connections. --doug
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