On Aug 29, 12:55 am, Alex Freed <alex_n...@mirrow.com> wrote: > BTW the 80 col mode uses 14 MHz pixel clock and so it doesn't look good > on a color TV but looks OK on a monochrome monitor with a bandwidth of > about 6 MHz or so. Monochrome monitors' bandwidth must be about 8 MHz, or you wouldn't be seeing some patterns like $5 and $A in Lo-Res (7 MHz).