FROM: (mirror) https://r3tr0.de/mirror/www.appleii-box.de
-
The Basic DISK II Pages
(pdf)
- Disk speed alignment (pdf)
- speedadjustment of the drive (pdf)
- the write protection and modifications of the write protection project
- Disk track 0 alignment (pdf)
- Disk Testdisks and read/write circuit alignment (pdf)
- Common Disk damages (pdf)
- making a homebrew replacement of the DuoDisk cable (pdf)
- Speedadjustment project
- the DuoDisk
- Other links (from applefritter.com)