Originally Posted by pce_gamer
That only works if the Amiga or Atari ST has square pixels (and assuming *no* overscan and what the viewing monitor is supposed to be calibrated at). The dot clock for low res mode is 7.159090mhz for the video output on NTSC Amiga models, correct? Not sure what it is for the ST.
Yes. We were talking about square pixels...
(Photon: "If you want to stick with 1:1 pixel aspect[...]",
yours truly: "[...]320x200 is 16:10-format if the pixels are square")