WebFeb 20, 2005 · Feb 14, 2005. #1. Recently my 19" Proview CRT started making a high pitched noise on and off. I thought it was a fan at first, but upon further inspection, I … WebMay 10, 2015 · May 10, 2015. #2. Hello, That is the sound of a CRT being pushed hard; if you lower the resolution the noise will have a much lower level. A decent 19" CRT monitor can do 1280x1024x75 Hz all the time, but the 85Hz it's a little bit too much (it can go as high as 62KHz horizontal scan rate and the ferrite core of the flyback transformer goes ...
Monitor produces very high frequency sound when a spreadsheet …
WebJan 7, 2009 · It was very irritating, so I went to switch it with another CRT monitor, but before I switched it, I touched the back part of the monitor to make sure the cables were … WebOct 28, 2014 · The varying magnetic fields generated by these components can cause them to physically vibrate at high frequency, resulting in a high-pitched noise. Most modern AC adapters are switched-mode power supplies. The internal switching frequency of an SMPS is typically low when unloaded and increases with a load (up to a certain point depending … the spectrum monitor magazine pdf
Are most kids able to hear the supposed "high-pitched" CRT …
WebMay 16, 2004 · CRT and its more of a high pitched whine ... Last year I even drained the capasitors on a CRT monitor by using a screwdriver on the power plug, and I still got shocked so bad I couldn't feel my wrist for a week. After that, I wish I couldn't feel it. ... A high-pitched squeal from a monitor usually indicates a leaky capacitor. It would … WebNov 18, 2004 · My CRT monitor puts out a high-pitched whine that changes tone depending on certain conditions of which I'm not familiar with (in other words, the tone … WebAug 8, 2004 · Aug 7, 2004. #1. I have had my LG 17" Flatron T710BH CRT monitor for three weeks now. and it makes a high picture noise. The noise is intermittent and. normally occurs about 30-40 mins from been switched on from cold. I called LG tech support two days ago and explained this to them, they. mysore to coorg map