-=PCTechTalk=- Re: Weather
- From: Joy & Mal <jomal1@xxxxxxxxxxxxxx>
- To: pctechtalk@xxxxxxxxxxxxx
- Date: Wed, 01 Mar 2006 12:45:25 +0800
After seeing the damage to a PC (via the dial-up modem line) from a
lightning strike to ground near a phone cable pit, must confess I
unplug modem line as well as power lead when storms are about.
Mal
Keyboard Cowboy wrote:
>Oh not at all <G> I think we're probably in violent agreement <chuckle> I
>certainly would not dispute that unplugging is better than not unplugging when
>you know there is a storm about. On the other hand, I strongly recommend a
>surge protector when you are plugged in.
> Regards from
>
> Bob -- the "Keyboard Cowboy",
> ,,,,,,,,
> Ô¿Ô¬
> Cincinnati, Ohio
> Scottsdale, Arizona
> ==========<[0]>===========
> Tuesday 2/28/2006 9:27:26 PM
>
> "Life is Tough, but it's tougher when you're stupid."
>
> -- John Wayne
>
>
>==========<[O]>==========
>On Wed, 01 Mar 2006 15:27:08 +1300, DH (Rick) Holmes wrote:
>| Hi, Bob,
>|
>| I agree with all you say here, but would add that to rely on
>| commonly found surge protectors as guard against lightning and
>| therefore not unplugging is not a totally sound belief. As you
>| say, a lightning 'force field' is virtually unstoppable. In turn
>| this may cause a surge elsewhere as circuits disabled by the
>| strike attempt to restore their services. I have been aware of
>| surges occurring when a car hits a powerpole and brings down a
>| power line!
>|
>| Destruction of computer data and programs is extremely unlikely
>| when plugs are removed, and this includes modem cables connected
>| to phone lines.
>|
>| For the best 'within safety' protection I have a '40gb pocket HDD'
>| to back everything up, and most times this is disconnected from my
>| computer and hopefully no passage of mega-volts will pass through
>| it.as there's no escape to earth. I won't try for any additional
>| security under present conditions.
>|
>| I hope you won't regard this as an argument against your
>| statement. I just as this for the information of the uninitiated.
>|
>| All the best
>|
>| Rick H
>| Keyboard Cowboy wrote:
>| | Actually, I'd add to that Rick. The real purpose for a surge
>| | protector is to take a certain amount of spike charge. It's
>| | measured on joules (sp?) vs. time. Some are better than others.
>| | Most work well for normal surges in line activity, whether
>| | caused by electrical storms or by problems with the power
>| | provided to your home. Additionally, these surge protectors
>| | have a limited life. After so many charges, they begin to
>| | degrade and should be replaced. When your surge protector is
>| | tripped a few times, it might be a good idea to replace it. Now
>| | a direct, or very near hit from lightning will not, as you
>| | said, be protected by a surge protector. Such a near hit will
>| | cause a "force field" of electricity that it can affect the
>| | electrical devices --even if not plugged in--. Obviously an
>| | unplugged device is far less likely to be damaged, but it can
>| | be damaged. About seven years ago when I was building my
>| | house in Cincinnati I was also building a HAM radio room and
>| | did quite a bit of research on lightning. What I found was
>| | that to have a high degree of confidence in protection, I would
>| | actually have to build a grid in the walls of the room to "soak
>| | up" any electrical charges. I didn't go that far, but I put a
>| | hell of a ground system in the house, and on the tower near by.
>| |
>| | Regards from
>| |
>| | Bob -- the "Keyboard Cowboy",
>| |
>|
>| --
>|
>
>
>
>
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