https://motionarray.com/davinci-resolve-macros/crt-tv-effects-1062815/

This DaVinci Resolve Macros allows you to turn your footage into an old CRT TV screen with realistic RGB pixels. You can simulate a look of retro TV or an old PC monitor. You can adjust the pixel size, the waviness, flickering, vignetting, bad signal, and film damage effects. Try it now! A video tutorial is included.