Liquid-crystal displays (LCD), in the past restricted to notebooks, are now a reality for desktops. The three greatest advantages of this type of video monitor compared to traditional tube-based monitors (a.k.a. CRT, Cathode Ray Tube) are the use of less space on the desk (especially 17" models or bigger), less power consumption and 100% flicker-free, even with a refresh rate of only 60 frames per second (60 Hz). In this tutorial we will explain everything you need to know to make the right choice when buying a new LCD monitor.