Web Reference

1. Apple II Disk Drives
   Floppy Drives
   1. Apple ][ Floppy Drive Reference
   2. Daisy Chain explained
   3. 35 vs. 40 or more tracks
   4. 13 vs. 16 Sectors per Track
   5. DOS 3.3 Maximum Capacity
   6. 720K ProDOS Volumes
   7. Blank Media 5.25" / 3.5" Disks
      1. Common Media use by disk size/capacity
      2. Common Media use by Computer
   8. Substituting DSHD (1.2MB or 1.44MB) for DSDD (360K or 720K/800K) media. DON'T!
   9. Other Media Formats
      
      
2. 20 Pin IDC
   A2 5.25 Drives (20 Pin)
   1. Apple Disk ][ Drive A2M0003 / A2M0004
   2. MicroSci A2 / A20 / A80
   3. Vista Solo / Quartet / V1200
   4. Rana Systems Elite I, II, & III
   5. Concorde C-111 / 112
   6. Other 5.25" 20 Pin IDC Drives
      
      
3. 19 Pin Cable
   A2 5.25 Drives (19 Pin)
   1. AppleDisk 5.25 (A9M0107)
   2. Apple UniDisk 5.25 (A9M0104)
   3. Apple DuoDisk 5.25 (A9M0108)
   4. Apple UniFile / DuoFile 5.25 (Unreleased)
   5. Apple Uni/Duo Drive 'System'
   6. IIc Plus, IIgs ROM 3, LC Slot //e Card & 5.25" Drives
   7. 20 Pin drives: Converting to 19 pin
   8. Apple Disk ][ Converting to 19 pin. Addendum
      
      
4. 800K and 1.44M
   A2 3.5 Drives
   1. AppleDisk 3.5 (A9M0106)
   2. Apple UniDisk 3.5 (A2M2053)
   3. Apple DuoDisk 3.5 (Unreleased)
   4. Apple FDHD / SuperDrive 3.5 (G7287)
   5. Haba Systems HabaDisk
   6. Amdek AmDisk I, III
      
      
      
   7. Compatibility Chart
      3.5 Drive Compatibility
      1. Apple //c
      2. Apple IIc Plus
      3. Apple ][, ][+, //e (With Controller)
      4. Apple IIgs
      5. Macintosh
         
         
5. Floppy Disk Controllers
   A2 Floppy Controllers
   1. Disk ][ Drive controller 5.25" (20 Pin)
   2. Apple 5.25 Drive controller (19 Pin)
   3. Apple 3.5 Controller (aka the 'Liron' card)
   4. Apple SuperDrive Controller
   5. UDC / Universal Disk Controller
   6. Apple II Universal Controller
   7. Blue Disk
   8. Urphi Controller
      
      
      
6. Apple II RAM Expansion
   RAM Cards
   
   
   1. Apple IIgs Ram Cards
   2. Apple //e Ram Cards
   3. Apple //e RAM Cards Explained
   4. Apple ][+ & //e Ram Cards
   5. Apple //c Ram Cards
   6. Other Cards that use RAM
   7. Misc. RAM Card Related Information & Problem Solutions
   8. RAM Chips
      
      
7. SCSI Interface Cards
   A2 SCSI Cards
   1. CMS SCSI II
   2. Apple Rev. C SCSI
   3. Apple High Speed SCSI
   4. RAMFast SCSI