What is refresh crt

[zahid momin]

Hello,
what is refresh crt

 

[hang-the-9]

If you are talking about the "refresh rate", it's how fast the monitor re-draws the picture. 75hz is the standard to have no flicker, but if you have strong magnetic fields such as from power lines where you monitor is, you may get worse flicker at 75, you probably need to keep that at 60 then.