Presumed RF Interference
Iljitsch van Beijnum
iljitsch at muada.com
Sun Mar 5 22:59:20 UTC 2006
On 5-mrt-2006, at 23:37, Jon R. Kibler wrote:
> 1) How could a bad ground cause DSL line noise that ia
> inaudible? Also, the noise is on the telco side, not the LAN side.
> 2) Why would it be blowing DSL routers that are isolated from
> the LAN by a switch and another router? And, all of this equipment
> is in the same rack, on the same ground, and on the same UPS.
This makes me think of a place where they used copper lines that ran
alongside rail road tracks, and each time a train came by the leased
line modems would go haywire. Electrical trains put a lot of current
in the ground...
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