Disk Format Size Tracks Heads Density Sectors SecNums SecSize ADFS F+ 1600k 80*2 2 Octal 10 0-9 1024 ADFS F+ 1600k 80*2 2 Octal 10 0-9 1024 ADFS E+ 800k 80*2 2 Double 5 0-4 1024 ADFS E 800k 80*2 2 Double 5 0-4 1024 ADFS D 800k 80*2 2 Double 5 0-4 1024 ADFS L 640k 80*2 2 Double 16 0-15 256 ADFS M 320k 80*1 1 Double 16 0-15 256 ADFS S 160k 40*1 1 Double 16 0-15 256 Mac 1.44M 1440k 80*2 2 Octal 18 1-18 512 DOS 1.44M 1440k 80*2 2 Octal 18 1-18 512 DOS 1.2M 1200k 80*2 2 Octal 15 1-15 512 DOS 720k 720k 80*2 2 Double 9 1-9 512 DOS 360k 360k 40*2 2 Double 9 1-9 512 DOS 320k 320k 40*2 2 Double 8 1-8 512 DOS 180k 180k 40*1 1 Double 9 1-9 512 DOS 160k 160k 40*1 1 Double 8 1-8 512 Atari 720k 720k 80*2 2 Double Atari 360k 360k ???? ? ???? DFSSD4031 100k 40*1 1 Single 10 0-9 256 DFSSD4062 100k 40*1 1 Single 10 0-9 256 DFSSD8031 200k 80*1 1 Single 10 0-9 256 DFSSD8062 200k 80*1 1 Single 10 0-9 256 DFSDD4031 180k 40*1 1 Double 16 0-15 256 DFSDD4062 180k 40*1 1 Double 16 0-15 256 DFSDD8031 360k 80*1 1 Double 16 0-15 256 DFSDD8062 360k 80*1 1 Double 16 0-15 256 HADFSdata 100k 40*1 1 Single 10 0-9 256 HADFSdata 200k 80*1 1 Single 10 0-9 256 HADFSdata 400k 80*2 2 Single 10 0-9 256 HADFSsystem 100k 40*1 1 Single 10 0-9 256 HADFSsystem 200k 80*1 1 Single 10 0-9 256 HADFSsystem 300k 80*2 2 Single 10 0-9 256 AmstradDOS 180k 40*1 1 Double 9 1-9 512 AmstradData 180k 40*1 1 Double 9 &C1-&C9 512 AmstradSystem 180k 40*1 1 Double 9 &41-&49 512 AmstradCPM 180k 40*1 1 Double 9 1-9 512 AmstradPCW 720k 80*2 2 Double 9 1-9 512 RODOS D2 720k 80*2 2 Double 9 1-9 512 RODOS D10 800k 80*2 2 Double 10 0-9 512 RODOS D20 800k 80*2 2 Double 10 0-9 512 Einstein 200k 40*1 1 Double 10 0-9 512 AcornDFS 400k 80*2 2 Single 10 0-9 256 WinImage DOS 820k DOS 1.72M DOS 1.68M DMF (cluster 1024) DMF (Cluster 2048)