
I really need some insight here. Theoretically (and this has been tested in a basic way) the power systems in each unit are physically isolated. I cannot see how this can be the case, because I can document voltage spikes when a neighbor flicks a lightswitch on and off. Shutting off overall power at the junction box seems to indicate the systems are indeed isolated.
At some point, these lines are physically connected, I just don't know where. But it has to be in such a way that a light switch (or in some cases, ceiling fans) causes a noticeable spike/dip in line noise/voltage in an adjoining system.
What can I do to mitigate this???
Photo by ajft.
2 comments:
This is probably a dumb question so forgive me for it, but do you have your equipment plugged in to an UPS?
yes, and it has AC noise filtering, too, theoretically.
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