[RFI] Motor starting and UPS

Ron Hunsicker ronhunsi at ptd.net
Sat Nov 21 12:32:28 EST 2020


Hello,

The power to my computer is via a UPS.  My SDR is powered from the computer.

When one of the water circulation pumps for my heating systems starts 
(an old B&G), the voltage dips so much that it is apparent in the 
waterfall and a drop/loss of audio.

I've tried switching legs (red v black) but that didn't help. Let's 
ignore the idea that the service is too small.

I thought that UPS might "protect" against such dips in the voltage and 
am (obviously) surprised that it does not.

Whadaya think?


Ron

-- 
Ron Hunsicker
1238 Cleveland Avenue
Wyomissing, PA 19610-2102
610-478-0371
ronhunsi at ptd dot net


*"Democracy dies in darkness"***


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