[rescue] Power question...
arnach at arnach.com
Sun Jan 11 02:27:22 CST 2004
Dave McGuire wrote:
> On Jan 11, 2004, at 9:42 PM, Nathan Raymond wrote:
>> I realize this is somewhat off-topic, but I figure you folks are some of
>> the most experienced people to ask this question: what would cause
>> computer monitors (any monitor, hooked up to any computer) to jiggle at a
>> refresh other than 60Hz? I'm talking serious jiggle, and at any refresh
>> above 60Hz. This has been happening since I moved to an apartment in
>> Cambridge, MA a few months ago, and it happens to all my monitors (four
>> different ones, three different brands), hooked up to any computer. I
>> only get a stable image at the eyestrain causing, headache inducing
>> refresh rate of 60Hz. I've tried outlets on either side of room, no
>> difference. I don't have any sort of UPS, just some high quality power
>> strips (and this happens on more than one power strip, so I know it's not
>> the strip).
Try watching your power on an oscilliscope, probably crap riding all
You may want to pick up a UPS that regenerates a sine wave, APC smart
ups-es come to mind, and are cheap on Ebay.
More information about the rescue