Buzzing CRT

Soldato
Joined
18 Jun 2005
Posts
3,434
Can anyone answer this for me. My Dell P1130 21" CRT buzzes when I maximise a web page. Minimise it and it's fine. No buzzing. It's not loud. It's just the pitch which is annoying. Happens at all resolutions, all refresh rates. Background colour is irreleveant. It starting to drive me nuts, and am thinking of buying a VX922 LCD, but then am wondering if the power brick is built into this screen, won't it buzz or whine too, like the Dell 2405FPW. I guess I am very sensitive to these things.
 
Thanks for the help. It's definitely the monitor. There is a low buzzing noise coming from the casing on the top of the monitor all the time. I think this is normal and you can hardly hear it. But if you maximise a window with a dark screen, it kicks up a notch and the pitch raises enough to be irritating. I wonder has it something to do with power regulation, as I seem to remember years ago reading reviews of crt's which used buzz if the power regulation was poor showing full screen windows, usually white.

<edit>The buzzing is actually coming from deep inside the casing. I can hear it thru the side vents on either side. It's a kind of electrical buzzing. But when you maximise a web page, the pitch is raised slightly.</edit>

<edit> More analysis...the buzzing is particularly bad on overclockers homepage !! Most sites, you can't even hear it. But if you scroll down slightly on the site the buzzing drops. It also more or less gos away on the forums or isn't as high pitched. Definitely colour related I think </edit>

<edit> Now this is weird...say on the OcUK forums page where the buzzing is hardly noticeable - if you click the restore down icon on the top right corner of the window which basically reduces the size of the window so it doesn't fill the screen - then the buzzing returns big time. I think I will buy an LCD and take my chances with dead pixels </edit>
 
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