CRT stands for " Cathod Ray Tube "

There are four basic points for understanding the concept of CRT:


  1. Vacuum Tube=> Glass Tube---> Allow to pass current
  2. Electron Guns=> RGB(Red, Green, Blue)---> -ve Electric Charge 
  3. Screen coated phospher=> Lighting Application
  4. Create Image=> Show or lighting up image


Here a link for understanding the working of CRT :
Another Link:



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