Originally Posted by Retro-Nerd
I agree with Supamax here. Do a 600pi scan without any filters. Especially text needs higher dpi resolutions. I've seen a lot on manuals/comics with nearly unreadable text.
Then edit the scans with decent software. The quality loss is far smaller when you edit/resize them later.
Furthermore, a descreening filter requires *at least* 600 dpi to work correctly.
But I'm speaking as a graphic and with archiving in mind (SPS, HOL, etc.)