[clug-talk] OT: Computer safety
Dave Bourassa
dave.bourassa at shaw.ca
Wed Dec 8 17:24:26 PST 2004
snipped a bunch ..
Niels Voll wrote:
> now I'm glad I didn't mention the arcing issue over 802.11 :)
>
> come to think of it, this could be made into one of the urban myths so
> popular these days:
> <joke (just to be sure)>
> There was this guy, who had just bought one of those Linksys WRT54g
> routers. One day he read in a Linux user group email list about being
> able to load 3rd party firmware, which boosts the power output of those
> wireless routers. Since he liked what a power boost did for his pick-up
> truck, when he had installed that turbo charger kit, he promptly
> proceeded to download the power boosting firmware from the Internet and
> into his router. Then on his next trip to Best Buys, he noticed those
> range extending antennae for Linksys wireless routers. "Even more
> power", he thought, and promptly bought a set and installed them onto
> his router, too.
>
> So he merrily made a wireless connection with his older Dell laptop
> computer, which had an 802.11b card in it. As any electrical engineer
> will tell you, the Linksys WRT54g wireless router is an 802.11g device,
> which is rated at up to 5 times the throughput of an 802.11b card.
>
> This combination eventually caused "wireless arcing" (electricians are
> very familiar with arcing as a potential hazard in traditional house
> wiring) and a subsequent house fire causing extensive damage. This
> wireless arcing is also known as a "marda loop". Dell in the meantime
> has initiated a recall of all their "marda loop" susceptible laptops ...
> </joke>
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You're bad !!
Cheers,
Dave Bourassa
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