If doom DOS on pc doesn't work the same on pc than console games on crt or pvm, please send me a pic when you can , I havent found a picture of actual Doom on a crt monitor.
Sure it will be closer to the truth with a picture of comparison.
Using OBS Studio and the projection option, you can play doom with scanlines, no mods, no reshade.
You'll just need to raise up the gamma and the contrast of the scene
Here is an exemple and my scanline overlay