On 4/18/2006 at 6:51 PM C. H. Dickman wrote:
This is from research I have done. I am sure somebody
can supply more
details.
Yup, single-density address headers and double-density data, with
substitutions made for MFM patterns that can be confused with FM address
marks. A Catweasel will handle these very nicely on a PC.
Cheers,
Chuck