[plug] Lightning risk

[Arie Hol]

On 14 Feb 2005 at 14:01, Jim Householder wrote:

> Hi
> 
> Can anyone shed light on the risk of spikes due to lightning?
> 
> Our current setup is Mains --> surge board --> UPS --> computer-1.  #2 
> has a more expensive surge board ($80,000 for damaged equipment type). 
> I had the tv cable go through the fancy surge board but it caused very 
> bad interference so it's bypassed now, but there is a VCR before the 
> computer.
> 
> All mains powered equipment except the ADSL modem are surge protected, 
> but only the computers and monitors are on the UPSs.
> 

I had a case last year, where a lightning strike got in through and unprotected PC - followed the 
coax network cable and took out three PC's and their NIC's as well as a networked Laser printer.

Regards Arie
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