On Saturday, August 25, 2018 at 5:18:41 PM UTC-7, Michael Black wrote:   
      
   > The Radio Shack Color COmputer started with single sided floppies, and   
   > maybe 35 tracks per disc.  Surely older Radio Shack systems did too.  And   
   > then later there were third party improvements.  I have some odd disks for   
   > the CoCo becasue when I bought a floppy drive, it was from a third party,   
   > with a ROM that allowed double sided operation, but in an odd fashion.   
   > Later iterations didn't do things that way.   
   >   
   > So if the firmware allows for only 35 tracks, and/or single sided, but the   
   > floppy is 40 tracks and/or double sided, an older arrangement can't copy   
   > that "newer" floppy.   
   >   
   >   Michael   
      
   IIRC, the Coco formats the floppy with too small a starting gap on the tracks.   
   Formatting them on the PC fixed that.   
      
   I needed it, because I needed to read the disks on the PC for an emulator and   
   for transfer to the internet etc.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)